725Highway Lighting Materials

725.01General. Furnish luminaires, conduits, wire, switch gear and other electrical hardware

that are listed with Underwriters Laboratories. Ensure that each item of manufactured electrical apparatus as a unit has a durable nameplate identifying the manufacturer and manufacturer’s product identification. Only provide samples when required by the Laboratory.

725.02Wire and Cable . Ensure that each nonshielded wire or cable rated 0 -2kV is single

conductor, stranded copper with cross -linked thermosetting polyethylene insulation, nonjacketed, meets the requirements of ICEAS-95-658/NEMA WC70 and is of UL Type RHH-RHW-USE except for conductors 10 AWG and smaller for which those with insulation meeting the requirements of UL Type XHHW may also be used. Ensure that each non -shielded wire or cable rated 2400 volts is single conductor, stranded copper with chemically cross-linked polyethylene insulation, nonjacketed, meets the requirements of ICEAS- 96-659/NEMA WC71 and of UL Type MV-90 dry. Ensure that each cable’s identification device defining its use is either a tag tied onto the cable or a band applied around the cable. Ensure that cable tags are of copper, brass or plastic (except for tags within switch and device cabinets which shall b e nonconducting) 1/32 inch (0.8 mm) minimum in thickness permanently fastened to the cables by means of cable tying straps. Ensure that cable identifying bands are approximately 1/32 inch (0.8 mm) thick wrap completely around the cable and closed securely . Ensure that each tag or band is marked using 1/4 inch (6 mm) minimum height embossed or engraved letters. Ensure that conductors shall be marked “CKT” followed by the circuit designation shown on the plans and that grounding conductors are marked “GND” and that neutral conductors are marked “NEU” and that hot conductors are marked “Line“ followed by “1” or “2” for single phase power or “Phase“ followed by “A“ or “B“ or “C“ for three phase power. Furnish materials according to the Department’s QPL.

725.03Unit Type Duct-Cable Systems Ensure that factory made cable-in-duct has conductors

as specified, that the duct is high density polyethylene Type III, Class C, Category 5, Grade 34 conforming to NEMA TC-7 and that the duct has the manufacturer’s name and the year of manufacture included in the marking. Conductors and neutrals will conform to 725.02. Furnish materials according to the Department’s QPL.

725.04Rigid Galvanized Steel Conduit and Fittings Ensure that rigid galvanized steel conduit

complies with the requirements of ANSI C 80.1 and UL 6 Type I and that each length of conduit bears the UL label. Furnish fittings that comply with the requirements of ANSI/NEMA FB 1 AND ANSI/UL 514B. Furnish materials according to the Department’s QPL.

725.051 Polyvinyl Chloride Conduits and Fittings . Furnish polyvinyl chloride conduit EPC -40-

PVC conforming with NEMA Standard TC 2 for normal above ground or below ground installation, either concrete encased or direct burial. Use fittings conforming to NEMA Standard TC-2 references. Furnish materials according to the Department’s QPL. 827

2 Polyethylene Conduits and Fittings . Furnish polyethylene conduit EPEC -40-HDPE

conforming to NEMA Standard TC 7 for below ground only installation, whether concrete encased or direct burial. Use fittings conforming to ASTM D3350. Furnish materials according to the Department’s QPL.

725.06Polymer Concrete Pull Boxes. Ensure that the polymer concrete pull box and cover is

of aggregate bound with a polymer resin. Ensure that the body of the box is of one piece construction. Ensure that all surfaces of the box and cover are smooth and that the cover has a molded slip resistant surface. Ensure that the cover is slip resistant and is labeled in clearly legible block letters 1 to 2 inches (25 to 50 mm) in height integral to the cover with the word “TRAFFIC”, “LIGHTING”, “ELECTRIC” or “COMM“ to designate the circuit(s) contained. Ensure that the cover closely fits the opening and is secured by stainless steel bolts (hex head unless penta head is specified in the plans) and hardware and that the threaded holes into which the cover bolts fast en are of open bottom design. Ensure that the box and cover meet the structural requirements of ANSI/SCTE 77 -2002 “Specification for Underground Enclosure Integrity” Tier 15, including lateral loading requirements. The load rating of the box shall be permanently denoted on the top surface of the cover. The full load temperature range of the cover shall be at least -30°C to +80°C. Ensure that the pull box lid has no concave areas that hold water; any lid with concave area(s) totaling more than 4 square inches will not be accepted by the Department. The pull box cover shall be polymer concrete. Furnish materials according to the Department’s QPL.

725.07Plastic Pull Boxes . Ensure that the plastic pull box and cover is of high density

ultraviolet stabilized molded polymer or structural foam. The box depth may be obtained through the use of extensions or stacking. Ensure that the cover is slip resistant and is labeled in clearly legible block letters 1 to 2 inches (25 to 50 mm) in height integral to the cover with the word “TRAFFIC”, “LIGHTING”, “ELECTRIC” or “COMM“ to designate the circuit(s) contained. Ensure that the cover closely fits the opening and is secured by stainless steel bolts (hex head unless penta head is specified in the plans) and hardware and that the threaded holes into which the cover bolts fast en are of open bottom design. Ensure that the box and cover meet the structural requirements of ANSI/SCTE 77 -2002 “Speicifcation for Underground Enclosure Integrity” Tier 15, including lateral loading requirements. The load rating of the box shall be permanently denoted on the top surface of the cover. The full load temperature range of the cover shall be at least -30°C to +80°C. The pull box cover shall be polymer concrete. Furnish materials according to the Department’s QPL.

725.08Portland Concrete Pull Boxes

concrete. When the box is precast, provide pull boxes from suppliers certified to Supplement 1073. Ensure that the pull box cover is constructed according to 725.08B and as shown on the plans. Equip the pull box with a stainless steel electrical grounding stud, 1/4-20 UNC thread, with 1/2-inch minimum stickout, located in the lower third of an interior wall.

1/2-inch (13 mm) minimum flange around the edge and galvanized to conform to 711.02. Display on the steel cover or on an attached brass or stainless steel plate (tag) clearly legible block letters 1 to 2 828 inches (25 to 50 mm) in height with the word “TRAFFIC”, “LIGHTING”, “ELECTRIC” or “COMM” to designate the circuit(s) contained. Ensure that the word designating the use is in raised letters that are either integral to the steel cover or integral to a brass or stainless steel plate 1/16 inch (1.6 mm) in thickness securely mechanically attached to the steel cover at the four corners of the tag and at intervals 2 to 3 inches (50 to 75 mm) along the perimeter between corners.

711.14. Certification is required. Ensure that the word “TRAFFIC,” “LIGHTING”, “ELECTRIC,” or

“COMM” is cast in the top surface of the cover forming letters 1 to 2 inches (25 to 50 mm) in height.

725.10Junction Boxes. Ensure that the junction boxes are iron castings hot -dip galvanized in

accordance with 711.02. Ensure that the junction boxes meet the requirements of NEMA ICS -6-Type

thickness and that a boss has been cast into the box if necessary. Furnish materials according to the Department’s QPL.

725.11Luminaires

that the distribution along with the settings required to produce it are clearly indicated on a durable label affixed to the interior of the housing in a position readily ap parent and easily read by a worker lamping the luminaire. Furnish a luminaire with a borosilicate glass refractor free of striations and imperfections and embossed to clearly indicate the street side when the refractor may be installed in more than one position. Ensure the refractor is held firmly in the housing , but is easily removed without the use of special tools. Furnish a luminaire with an aluminum reflector with a specular polished reflective surface free from scratches. Ensure the reflector is held firmly in the housing, but is easily removed without the use of special tools. Furnish a luminaire with a socket for mogul base lamps where there is a choice of size for the application at hand. Furnish a lamp socket with a large center contact spring providing a firm contact with the lamp base and lamp grips to prevent the lamp from loosening. Ensure that the shell is shrouded in porcelain and that the wiring terminals and contacts are identified. Ensure that socket position adjustments have positive indexing such as holes, lugs or notches and are not slots with infinite settings. Ensure that socket adaptors are not necessary and not used.

and that each lamp has a clear glass envelope, a date recording feature and does not have any ballasting or starting components. Furnish high pressure sodium lamps that are first line, high quality lamps having heat resistant clear glass envelopes with a quartz arc tube interior with horizontal initial lumens and approximate hours of life not be less than the values shown in Table 725.11-1. 829 TABLE 725.11-1 ANSI WATTS Horizontal Lumens Initial Economic Life Hours S62 70 5,800 14,000 S54 100 9,500 14,000 S55 150 16,000 16,000 S66 200 22,000 16,000 S50 250 27,500 16,000 S67 310 37,000 16,000 S51 400 50,000 16,000 S52 1,000 130,000 16,000 Furnish high pressure sodium lamps that produce a minimum of 80 percent of the initial lumen output at the end of economic life.

If the ballast is to be wired line to line or phase to phase, ensure that the ballast has an isolated primary winding. Furnish a ballast (in conjunction with the starter in the case of high pressure sodium lamps) capable of starting and operating the lamp at ambient temperatures as low as -20 °F (-30 °C). At circuit voltage of nominal plus or minus 10 percent or the ballast manufacturer’s stated range if greater, ensure that the ballast can start (in conjunction with the starter in the case of high pressure sodium lamps) and operate the lamp within the lamp ’s ANSI operating parameters for the full design life of the lamp. Furnish a ballast capable of operation with the lamp in an open or short circuit condition for six months without significant loss of ballast life. Furnish a starter of encapsulated solid state design capable of withstanding the temperatures encountered in the ballast compartment of the luminaire. Ensure that the starter provides a timed pulsing with sufficient follow through current to completely ionize and start all lamps that meet published ANSI standards. Ensure that the starter has push -on type electrical terminations and is field replaceable with no adjustment necessary for proper operation. Ensure that there is a barrier type terminal block for connection of the incoming electrical circuit.

Ensure that the housing has a flat area on the top side on which a level may be placed and read by a worker leveling a mounted luminaire on an erected support. Ensure that the door(s) providing access to the optical and electrical components have hinges and latches of corrosion resistant materials that remain securely closed during operation. Ensure that the silicone rubber, ethylene propylene terpolymer, dacron felt or other durable gaskets and seals supplied by the manufacturer either as part of the basic luminaire or as options are in good condition and properly installed at the socket entry , between the refractor and reflector and any other location where such gaskets or shields are part of the luminaire and options. Ensure that the exterior finish of the luminaire is a light gray color unless otherwise specified. 830 Furnish a glare shield of aluminum or opaque plastic material when specified. Furnish a shield supplied by the manufacturer of the luminaire.

removed or installed without the use of tools. Ensure that the clamp for the slip-fit mounting accommodates both 1 1/4 inch (32 mm) and 2 inch (50 mm) nominal pipe mounting bracket. Ensure that a stop is provided as part of the housing to prevent over insertion of the bracket into the housing. Ensure that the clamp engages at least 4 1/2 inches (115 mm) longitudinally along the arm of the bracket arm between the extremes of a minimum of two clamping points. Ensure that the mounting clamp provides for leveling of the luminaire to the specified transverse and longitudinal position with respect to the roadway. Ensure that the luminaire is equipped with a device indicating the direction and amount of tilt over a range of zero to five degrees in any direction with indications at level, three degree tilt and five degree tilt all accurate to one half degree. Ensure that the indicating device is clearly readable in daylight from a distance of 50 feet (15 m) and in no way alters or reduces the amount of light from the luminaire. Ensure that the indicating device is constructed of a transparent container having one horizontal surface which is curvilinear in any vertical cross section for supporting an indicator and a damping fluid. Ensure that the damping fluid is a liquid which shall be suitable for operation at -40 °F (-40 °C) and that the transparent container is fabricated from clear ultraviolet-inhibited acrylic or similar material. Ensure that the glare shield will cut off the upward component of light and that it does not reduce the total output of the luminaire more than 3 percent. Ensure that the luminaire has a label or decal indicating the type of source and wattage rating. Ensure that, with the luminaire installed in its normal operating position, the label or decal is clearly legible in daylight at a distance of 50 feet (15 m). Ensure that the labeling is in accordance with the provisions of NEMA Publication OD-150 or EEI Publication TDJ-150. Ensure that the complete conventional luminaire assembly including the lamp and all options including, when required, the glare shield does not weigh more than 75 pounds (34 kg).

against dust. Ensure that a wire entry for the incoming power is provided on both of the vertical side surfaces of the housing, that each entry is drilled and tapped for 3/4 -inch (19 mm) conduit and that the unused entry is properly closed with the screw type plug supplied by the manufacturer. Ensure that the luminaire housing doors may be opened, closed, removed or installed without the use of special tools. Ensure that the housing can be mounted onto a vertical flat surface by means of cap screws or bolts through the wall side of the housing. For mounting on concrete, use adhesive -grip anchors designed to be set into a drilled hole half - filled with material meeting 705.20, with a minimum hole depth of 1-3/4 inches. Ensure that the luminaire has the option for protecting the glass refractor with a guard or shield that is integral to the luminaire and does not have to be removed to gain access to the lamp or ballast.

have an initial intensity of no more than 100 candela per 1000 lamp lumens at nadir and no more than 325 candela per 1000 lamp lumens at angles between 55 and 65 degrees above nadir. 831 Ensure that luminaires with an asymmetric distribution or a long and narrow distribution shall have an initial intensity of no more than 175 candela per 1000 lamp lumens at nadir and no more than 425 candela per 1000 lamp lumens at angles from 66 through 73 degrees above nadir. Ensure that the output efficiency of the luminaire shall be not less than 65 percent of the bare lamp lumens. The luminaire shall emit at least 25 percent but no more than 35 percent of the bare lamp lumens at vertical angles of at least 60 degrees above nadir but no more than 90 degrees above nadir. Ensure that no portion of the arc tube of the lamp shall be viewable at angles of 70 degrees or more above nadir. Ensure that the photometric distribution is produced by an optical assembly consisting of a reflector alone or in combination with a refractor which redirects the output of a lamp mounted in a socket therein and that the reflector and refractor (if used) are each of a one piece design. Ensure that the optical assembly is field rotatable to align the light distribution horizontally independent of the orientation of the arm supporting the luminaire. Ensure that a luminaire for use with a 1000 watt lamp has an auxiliary lamp support that engages the outer end of the lamp envelope. Ensure that the luminaire is of substantial design adequate to operate at mounting heights up to and including 150 feet (45 m) and wind velocities up to and including 90 mph (145 km/h). Ensure that the luminaire mounts by means of a slip fit onto a horizontal 2-inch (50 mm) pipe and that the luminaire’s integral mounting provides adjustment for leveling but remains secure and does not twist about the mounting pipe of the bracket when subjected to the vibration and wind loads of the installation. Ensure that the maximum weight of the complete luminaire does not exceed 75 pounds (34 kg) and the maximum projected area does not exceed 3.5 square feet (0.3 m2).

725.12Polyethylene, Fiberglass Reinforced, Pull Box with Polymer Concrete Cover and

Support Ring Ensure that the pull box body is of fiberglass reinforced high density ultraviolet stabilized molded polyethylene with a polymer concrete cover support ring and polymer concrete cover. Ensure that the body of the box is of one piece construction. Ensure that the body of the box has a wall thickness of at least 1/4 inch (6 mm). Ensure that the cover support ring is permanently integrated into the box. Ensure that the cover is slip resistant and has in clearly legible block letters 1 to 2 inches (25 to 50 mm) in height integral to the cover the word “TRAFFIC”, “LIGHTING”, “ELECTRIC” or “COMM” to designate the circuit(s) contained. Ensure that the cover closely fits the opening and is secured by stainless steel bolts and hardware and that the threaded holes into which the cover bolts fasten are of open bottom design. Ensure that the box and cover meet the structural requirements of Society of Cable Telecommunications Engineers Tier 5. Furnish materials according to the Department’s QPL.

725.15Circuit Cable Connections and Terminations. Ensure that each connector or terminator

is of the same voltage rating as the wire being connected or terminated except that 600 volt connectors may be used with 5000 volt (secondary service) cable used in 600 volt service for the highway lighting circuits. Ensure that each connector or terminator is a compression style which fully encloses the conductor(s) and is of high strength copper alloy not a metal other than copper which has been plated. Ensure that each connector used for a “butt” splice is a sleeve type with a “stop” in the center. Ensure that all compression connectors are clearly marked as UL Listed for the application. The requirements of

apply to copper bonding connections as well. Do not tape bonding connections until after

832 inspection; taped bonding connections will be removed prior to inspection and replaced afterward as directed by the Engineer.

accommodate the size of the wire being terminated. If a terminal of adequate size cannot be furnished, ensure that a short length of smaller wire is connected to the oversize conductor through the use of a proper butt style crimp connector or a terminal block, that no strands have been cut back in the oversize conductor to make the connection and that the smaller wire is rated to carry the full ampacity of the circuit protection device.

synthetic rubber housing consisting of a female line side with two ports and a male load side with one port containing a socket type fuse holder wherein the fuse also acts as the pin for the load connection which is designed to break the circuit when the two halves of the connector body are separated. Ensure that the assembled kit is rated for direct burial and exposure to sunlight. Ensure that the metal parts of connector are of copper wit h a conductivity of 90 percent, have individual compression connections for each wire on the line side, have a crimp connection for the wire on the load side and have annular spring on the socket for each end of the fuse. Ensure that the fuse holder is for a standard midget 13/32 × 1 -1/2-inch (10 × 38 mm) fuse. Ensure that the fuse is rated 600 VAC, 100,000 AIC and does not have a glass body. Ensure that each cable port is sized for the wire or cable entering the entering the port and that there is a closure for the second line port if it is not to be used.

molded synthetic rubber housing consisting of a female line side with two ports and a male load side with one port containing a line side socket and load side pin making a connection which is designed to break the circuit when the two halves of the connector body are separated. Ensure that the assembled kit is rated for direct burial and exposure to sunlight. Ensure that the metal parts of connector are of copper with a conductivity of 90 percent, have an individual compression connection for each wire on the line side, have a crimp connection for the wire on the load side, and have an annular spring on the socket for the pin. Ensure that each cable port is sized for the wire or cable entering the port and that there is a closure for the second line port if it is not to be used.

molded plastic sleeve closed on each end by a molded synthetic rubber female end housing having one or two ports as needed containing space in which the connection is made by crimping a lug onto each wire and then bolting all of the lugs together. Ensure that the assembled kit is rated for direct burial and exposure to sunlight. Ensure that the metal parts of connector are of copper with a conductivity of 90 percent and that each connecting bolt has a self-locking nut. Ensure that each wire enters through a port sized for the wire and that there is a closure for the port if it is not to be used.

body having as many as two ports on each which allows the completed splice to be completely encapsulated by filling the mold with a resin compound. Ensure that the actual conductor connections are made using one time use compression connectors and that each wire or cable enters the mold through its own port. Furnish materials according to the Department’s QPL.

725.16Ground Rods. Ensure that each ground rod is one piece, at least 3/4 inch (19 mm) in diameter

and 10 feet (3 m) in length with a driving point on the lower end. If of other than circular cross section, assure that the periphery of the rod is 4.7 inches (118 mm) or more . Ensure that the rod is of solid construction and is 100% stainless steel and UL listed. 833 Ensure that the rod bears a label denoting that it is UL listed. Furnish materials according to the Department’s QPL.

725.19Power Service Components. Furnish the materials and equipment comprising a service pole,

including service equipment, that meets the following requirements.

steel with a rain tight galvanized steel service entrance head (weatherhead) threaded to fit the conduit containing a composition insert for three conductors.

ampacity specified and solid neutral. Ensure that the service fuses are cartridge fuses on the load side of the switch. Solid metal tie bars, when used to tie two or more circuit p oles together on a fused disconnect and/or circuit breaker, shall be constr ucted of 1/8-inch (min.) electrical-grade copper, not aluminum.

held. Ensure that control of the contactor is through a photocell connected through a “HAND-OFF-AUTOMATIC” selector switch accessible only with the contactor enclosure open. Ensure that the control circuit is a separate circuit with its own protection.

lighting contactor for each lighting circuit and that such protection will open all line or phase conductors of the respective circuit should a fault occur on any one line or phase conductors.

state, cadmium sulfide type of the proper voltage, rated for 1000 watts maximum load, with integral surge protection, a fail -safe mode in which the lighting circuits will remain energized, and a hermetically sealed case. Ensure that the nominal “turn on” level is 1 footcandle (10 lux) vertical and that the nominal “turn-off” level is 6 footcandles (65 lux) vertical with tolerances of 20 percent for the specified values. Ensure that the photocell has a time delayed response that will not respond to flashes of light from lightning, headlights of passing vehicles or emergen cy vehicle strobes and beacons. Ensure that the photoelectric control mounting bracket has a EEI-NEMA locking-type receptacle.

gage or heavier stainless steel rather than directly on the back wall of the enclosure and that the back panel mountings do not penetrate the walls of the enclosure. Provide a welded groun ding stud on the enclosure interior. Ensure that a neutral terminal bar of adequate ampere rating and with holes in number and of size to terminate each conductor separately is provided in each enclosure where neutral conductors are to be terminated. Ensure that an equipment grounding conductor terminal bar of adequate ampere rating and with holes in number and of size to terminate each conductor separately is provided in each enclosure where grounding conductors are to be terminated. When there is no code or utility company prohibition, a combination neutral and equipment grounding conductor bar may be furnished. Attach the grounding electrode conductor to the grounding stud. Provide a bonding jumper from the equipment grounding bar to the grounding stud. Ensure that an enclosure containing a disconnect switch with an external operating handle allows that handle to be padlocked in either the “OFF” or the “ON” position. Ensure that the enclosure containing the service disconnect switch has an interlock to prevent the door from being opened when the switch is in the “ON” position. 834 Ensure that the enclosure provides for padlocking the door. Ensure that each switchgear enclosure is a NEMA ICS -1-110.15 Type 4 fabricated from No. 16 gage or heavier AISI Type 302 or 303 annealed stainless steel with fully welded seams and a brushed finish. All fasteners used in assembly of the enclosures shall conform to ASTM A 320/A 320M (AISI-300 series).

diagram of the entire power service from the power company service transformer secondary connection through the lighting branch circuit connections in triplicate with two copies delivered to the project and the third copy placed in the service disconnect enclosure. The Engineer will ensure that one of the two copies delivered to the project is filed with the project records and the other is delivered to the maintaining agency. Ensure that each placard to be attached to an apparatus enclosure is of multiple layers of plastic thermally bonded together to provide a plate of at least 1/8 inch (3 mm) in thickness with engraved plain block letters at least 1/2 inch (12 mm) in height. Ensure that placards designating the function of the apparatus contained in an enclosure or other such information are of white letters on a black placard. Ensure that placards warning of high voltage possibly present in an enclosure or other such warnin g are of white letters on a red placard.

the pole and any cross arms or pole key is Southern Pine or Western Red Cedar, full length, pressure treated in compliance with specifications of the American Wood Protection Association or AASHTO M-133. Ensure that the pole is 35 feet (10.5 m) minimum in length and Class 4 or heavier and conforming to ANSI 05.1 Specifications and Dimensions for wood poles. Ensure that the pole is reasonably straight without pronounced sweep or short crooks. Ensure that all pole hardware, including racks, braces, straps, guy anchors, guy wire, clamps, bolts, nuts, washers, screws, nails, etc. is hot dip galvanized in accordance with 711.02. Ensure that the grounding conductor is fastened to the pole with copper clad, rolled point staples of adequate size. Ensure that the grounding conductor molding is either wood or plastic, in sections not less than 8 feet (2.4 m) long, of sufficient width and groove depth to completely enclose the grounding conductor. Ensure that each pole anchor is of malleable iron or galvanized steel, 6 inch (150 mm) minimum diameter, two -way or four -way expanding type. Ensure that each anchor rod is 5/8 inch (16 mm) minimum diameter, 8 feet (2.4 m) minimum length galvanized steel with thimble eye. Ensure that each guy wire is 3/8 inch (10 mm) minimum diameter, conforming to ASTM A 475, galvanized steel.

of full (24 hours per day) continuous (over 3 hours) operation with a pre -defined minimum enclosure size, and housed in an enclosure sufficient to achieve the 100% rating. Install standard (80%) breakers, except use 100% rated breakers if nuisance tripping occurs and no higher nominal current is available, or when they are specified by Plan Note.

725.21Luminaire Supports. Ensure that the complete luminaire support from the luminaire(s)

down through the connection to the foundation or other structure to which the luminaire support is attached conforms to the requirements of AASHTO LRFD Specifications for Structural Supports for Highway Signs, Luminaires and Traffic Signals, First Edition 2015 (LRFDLTS-1), except that the 40% 835 hand-hole width criterion of 11.9.2 is not required. Ensure that the combined stress ratio above the first field joint is greater than the combined stress ratio at the base of the pole. The design wind speed for all areas of the State shall be 115 mph. The Department may require various tests including destructive tests at either the factory or on site prior to acceptance of a support in which case the Department’s representative will supervise the Contractor and/or manufacturer as the appropriate entity performs the tests on supports selected at random by the Department from the lot produced for the project. Ensure that any support damaged by the testing is replaced at no additional cost to the Department. Ensure that the Pole Name Tags are adhesive labels with reflective silver - white alpha-numeric identifiers on a reflective green background meeting the requirements of 730.18. The Pole Name Tag shall include the power service, circuit number, and the pole (within the circuit) number in 3 inch Series B characters. Furnish certified luminaire supports according to Supplement 1091.

bracket arm does not exceed an angle of 1 degree 40 minutes when tested in accordance with Supplement 1025. For non low-mast poles, a minimum weight of 30 pounds or greater shall be used in place of each luminaire. For low-mast poles, a weight of 55 pounds shall be used in place of each luminaire. The weight must be greater than or equal to the intended luminaire weight. Ensure that certified copies of the results obtained from the deflection tests are furnished. A pole and arm constructed from either aluminum or steel but not a combination of the two may be furnished. Ensure that each bracket arm is made from straight or tapered stock round or ovaliptic in cross section not less in size than 2 inch (50 mm) nominal pipe. Ensure that the luminaire end of each bracket arm has an outside diameter equal to 2 inch (50 mm) pipe, is straight for a distance of eight inches (203 mm), with the longitudinal axis canted not less than 1 degree and not more than 4 degrees above horizontal. Ensure that the bracket has an internal raceway with a minimum internal diameter of 1 3/32 inches (28 mm) free of projections and obstructions, which, when assembled to the shaft, will permit installation of luminaire supply conductors without insulation d amage and which will not require bending the conductors to a radius less than 3 inches (75 mm). Ensure that the pole does not have more than two sections, that the shorter section of a sectional is at the top and that the shorter section of a sectional pole is not less than 10 feet (3 m) in length. Ensure that the pole sections are joined by telescoping the bottom of the upper section over the top of the lower section for a minimum length of 1 1/2 times the external diameter of the bottom of the upper section, driving the joint tight, and securing by through bolting with a stainless steel hex head bolt of a minimum diameter of 5/8 inch (16 mm). Ensure that a pole section does not have more than one longitudinal, automatically electrically welded seam and no transverse seams. Ensure that the longitudinal welded seam is neat and uniform in appearance, that the weld is not less than the thickness of the base material and that the bead height does not exceed 1/16 inch (2 mm). Ensure that the wall thickness is uniform throughout, except at the weld bead. Ensure that the cross section of the pole is circular, or multi -sided with no less than eight sides and that the difference between the major and minor diameters of poles of circular cross section or the difference between the maximum and minimum distances across corners for poles of multi-sided cross section, measured at any point along the longitudinal axis, does not exceed 3/16 inch (5 mm). 836 Ensure that steel poles are tapered tubes with a true continuous taper not less than 0.06 inches per foot (1.5 mm per 300 mm) and not more than 0.16 inches per foot (4.0 mm per 300 mm). Ensure that aluminum poles, either spun or cold rolled, are a true continuous taper except for the top and bottom sections which may be straight, that no more than 40 percent of the total shaft length is straight, and that the average rate of shaft taper i ncluding straight portions of the shaft is not less than 0.06 inches per foot (1.5 mm per 300 mm) and not more than 0.16 inches per foot (4.0 mm per 300 mm). Ensure that the full design strength of the pole shaft section in bending can be transmitted through the base plate into the transformer base or the anchor bolts without permanent bending of the base plate or failure of the pole shaft to base plate connection. Ensure that there is a “J” hook inside the pole just below the top on which to hang the pole and bracket cable support assembly. Ensure that nonstructural castings for aluminum poles, including the pole cap are of ASTM B 26/B 26M or B 108, AlloyS 5 A, Condition F. Ensure that steel poles and bracket arms are hot dipped galvanized after fabrication in accordance with the requirements of 711.02. Furnish aluminum poles and bracket arms in natural aluminum with a satin brushed surface. Attach a Support Information Tag per 732.11. Ensure that bolts, nuts, washers and other fasteners used to assemble the light pole are of galvanized steel conforming to 711.02, stainless steel conforming to ASTM A 320/A 320M (AISI-300 series) or silicon bronze conforming to ASTM B 98M (B 98). Ensure that each non-frangible steel transformer base is capable of transmitting the design dead, live, ice and wind loads of the light pole to be mounted on it to the foundation without failure or permanent deformation, has a flush door permanently attached by means of a top-mounted continuous stainless steel hinge, and is made from steel conforming to ASTM A36/A 36M hot dip galvanized after fabrication. Ensure that each frangible aluminum transformer base is capable of transmitting the design dead, live, ice and wind loads of the light pole to be mounted on it to the foundation without failure or permanent deformation, has a flush aluminum door, bolted, o r (if specified) permanently attached by means of a top -mounted continuous stainless steel hinge, and bears easily found and read durable labeling as to which AASHTO frangibility criteria the base meets. Ensure that the base has been tested and accepted by the FHWA as complying with the MASH or 1985 AASHTO frangibility requirements Ensure that the bolts and nuts used to fasten the base plate of the pole to the transformer base are heavy hex conforming to ASTM A 307 and galvanized in accordance with 711.02. When either the top or the bottom of an aluminum transformer bases is to be fastened against non -galvanized steel, ensure that both the steel and the aluminum mating surfaces have been coated with a heavy film of zinc rich paint. Ensure that the anchor bolts are ASTM F1554 steel with 55,000 psi (380 Mpa) minimum yield strength, are galvanized in accordance with 711.02 and that the nuts are capable of developing the full strength of the anchor bolt and are galvanized in accordance with 711.02.

luminaires or the actual number of luminaires to be installed whichever is greater. Ensure that the structural design of the light tower is based on each luminaire weighing 75 pounds (34 kg) and having 837 an effective projected area of 3.5 square feet (0.3 m2) or the actual weight and effective projected area of each luminaire whichever is greater. Ensure that the structural design of the light tower is based on the head frame assembly with lowering device weighing 340 pounds (154 kg) and having a projected area of 5.3 square feet (0.5 m2) or the actual weight and effective projected area of the head frame and lowering device whichever is greater. Ensure that the luminaire lowering device (consisting of the luminaire ring, the head frame, the winch, the power cables and all miscellaneous mechanical and electrical equipment mounted in or on the pole) and the pole are compatible with each other.

conforms to ASTM A 36/A 36M and that the ring is fitted with a separate 2 inch (50 mm) nominal steel pipe mounting arm directly attached to the ring for each luminaire. Ensure that the luminaire ring is supported by three wire ropes equally spaced around the ring. Ensure that the three wire ropes are of the same material and construction. Ensure that the wire rope for this purpose is 3/16 inch (5 mm) minimum diameter ai rcraft grade stainless steel control cable composed of 7 strands of 19 wires each. Ensure that each wire rope support cable is connected to the ring by a corrosion resistant device that will allow the connection to develop the full breaking strength of the wire rope while permitting ready adjustment of the length of the wire rope to level the ring. Ensure that the ring is equipped with a minimum of three spring loaded roller tipped centering arms equally spaced around the ring that are in continuous contact with the pole shaft and that the guide arm rollers are of a nonabrasive, water resistant material. Ensure that the luminaire ring is equipped with three positive latching devices equally spaced around the ring that latch to the head frame supporting the ring in the raised position allowing tension to be removed from the lifting cables. Ensure that all m oving parts of each latching device are part of the ring portion of the latch assembly and that each latch assembly incorporates a reflectorized flag that is clearly discernible from the ground when the ring is latched to the head frame. Ensure that the latching sequence shall not exert a horizontal force sufficient to cause an excess of 4 g’s acceleration upon the luminaires. Ensure that the luminaire ring is equipped with a NEMA 4 corrosion resistant junction box for the connections between the main power cord bringing power to the ring and the separate power cords for each luminaire. Ensure that each power cord has copper co nductors of adequate size and insulation, that each power cord is of suitable construction, and that each power cord enters the junction box through a weather tight cord connector. Ensure that there is a cord support capable of withstanding a load of 1 1/2 times the weight of the main power cord without damage to the cord transmitting the weight of the main power cord directly to the ring. Ensure that there is a weather tight power inlet on the luminaire ring which allows the main power cord in the base of the tower to connect to the ring when the ring is in the lowered position. Ensure that the junction box is equipped with a 600 volt class terminal block for the connections between the main power cord, the luminaire power cords and the power inlet cord. Ensure that each luminaire ring is identified by a raised or engraved marking applied in a prominent location which identifies the manufacturer and the year that the ring was manufactured and that such marking remains legible after the ring has been galvanized

to the requirements of ASTM A 36/A 36M. Ensure that the head frame assembly is equipped with pulleys for the wire ropes hoisting cables and rollers for the main power cord to the luminaire ring. Ensure that each hoisting cable sheave has a tread diameter of 25 times the cable diameter for stainless steel, that the groove for the hoisting cable has a semi-circular in cross section with a radius of one-half the cable diameter plus 1/64 inch (0.4 mm), that the sheave has an oil-impregnated bronze bushing and 838 that the shaft on which the sheave turns is of stainless steel. Ensure that the rollers for power cord run on AISI 304 stainless steel shafts between cold -rolled steel plates. Ensure that bending radius of the power cord is not less than 7 inches (180 mm). Ensure that keeper bars have been provided over the power cord and ring support cables to keep them in their respective tracks. Ensure that a guide is provided to separate the individual cables as they pass between the head frame and the top of the pole. Ensure that the head frame mechanism is protected from the weather by a domed cover of either copper free spun aluminum or fiberglass. Ensure that each head frame is identified by a raised or engraved marking applied in a prominent location which identifies the manufacturer and the year that the head frame was manufactured and that such marking remains legible after the head frame has been galvanized.

the main hoisting cable. Ensure that the luminaire ring support cables are secured to the transition plate by shop applied, swage -type fittings designed to develop a connection strength equal to the breaking strength of the cable and prevent abrasion of the cable by the transition plate. Ensure that there is a cord support capable of withstanding a load of the weight of the main power cord plus a wind load on the cord equal that of a 30 mph (48 km/h) wind perpendicular to the full length of the cord without damage to the cord connecting the main power cord to the transition plate.

enclosed lubricant bathed worm and gear drive having a reduction great enough to be self -locking. Ensure that the winch has a pulling capacity at least five times greater than that required to lift the load. Ensure that the winch drum diameter is not less than 4 inches (100 mm), that the drum flange diameter is at least 3 inches (75 mm) grea ter than the diameter of the drum. Ensure that there is a cable guide or follower to prevent cable buildup at the ends of the winch drum. Ensure that the support plate for the winch bears a durable tag which identifies the manufacturer, manufacturer’s mod el and year of manufacture for the lowering device.

heavy duty reversing drill motor, minimum 560 W (3/4 horsepower) rating, 120 volt. Ensure that there is a mechanical slip clutch torque limiter incorporated into the output shaft and that there is a placar d on the portable winch drive unit giving the settings and instructions for care of the torque limiter. Ensure that there is a separately packaged dry type isolated winding transformer included to permit operation of the drill motor from the lighting cir cuit by plugging into the luminaire power cord outlet in the base of the tower. Ensure that the cord outlet and plug for connecting the motor to the transformer are NEMA L5-15 devices. Ensure that he hoisting rate is between 15 and 25 feet per minute (4 and 8 m/min). Ensure that the hand control switch incorporates 20 feet (6 m) of cable to allow operation of the lowering device from a position away from the pole and not beneath the ring and luminaires. Ensure that each winch drive unit frame is identif ied by a raised or engraved marking applied in a prominent location which identifies the manufacturer and the year that the portable power winch drive unit was manufactured and that such marking remains legible after final finish has been applied to the frame.

each conductor of the supply circuit in the base of the tower, and that there are enough spaces on the blocks to allow the incoming circuit to split into three outgoing directions in addition to the feed to the tower itself. Ensure that the terminal block has set screw style terminations, sized for 4 AWG - 1/0 AWG for the incoming and outgoing lighting circuit and 12 AWG - 10 AWG for the tower wiring. Ensure that there is a circuit breaker in a NEMA 3R,4, or 4X enclosure located electrically after the terminal blocks for the lighting circuit and before the power cord leading up the tower to the luminaires. Ensure that the breaker enclosure is internally mounted and that the breaker is readily accessible through the tower hand hole. Ensure that the circuit breaker is a bolt on design, sized at 15 amperes 839 with a minimum interrupting capacity of 14,000 amperes for 480 volt circuits or sized at 20 amperes with a minimum interrupting capacity of 10,000 amperes for 240 volt circuits and is of a single handle rather than a tied handle design with one pole for ea ch line or phase conductor. Ensure that cord connector, plug and inlet on the ring for electrical power to the luminaires are NEMA L8 -20 devices for 480 volt systems or are NEMA L6-30 devices for 240 volt systems.

operation and maintenance for each type of the following: lowering device, winch assembly and portable power winch drive unit.

steel sections for towers up to and including 100 feet (30 m), five sections for towers over 100 feet (30

the shaft is of steel having a minimum yield strength of 55,000 psi (379 MPa). Ensure that the shaft sections are joined by telescoping the bottom of the upper section over the top of the lower section for a minimum length of 1 1/2 times the external diameter of the bottom of the upper section or two feet (0.6 m) whichever is greater and driving the joint tight. Ensure that the sections have been pre -fitted and match-marked at the factory. Ensure that the inside surface of the shaft is relatively smooth and that there are no more than two longitudinal welds which shall be made by automatic electric arc welding. Ensure that the longitudinal seam welds have complete pen etration, are of uniform density, are no thinner than the shaft material and not more than 20 percent thicker than the shaft material. Ensure that the base plate is fabricated from steel which conforms to the requirements of ASTM A 36/A 36M and that the shaft is joined to the base plate using the American Welding Society prequalified joint TC-U4a-S or TC-U4c-GF. Ensure that the hand hole in the shaft is properly reinforced to avoid stress risers and that the reinforcements are welded to the shaft using a joint and techniques designed to ensure total penetration plus an outside fillet equal to the thickness of the shaft material. Ensure that all welds in the shaft satisfy AWS D 1.1 Structural Welding Code Article 9.25.3 for tensile stress when tested either by the ultrasonic method or by an approved alternate method, and that certified results are furnished to the Laboratory. Ensure that the door is fabricated from the same type steel as the shaft, is attached with a continuous stainless steel hinge having non -removable stainless steel hinge pins, fits the opening closely, and is securely held shut. Ensure that there are provisions for padlocking the handhole door closed and that each tower has been furnished with a vandal resistant padlock having a bronze or brass lock body and a corrosion -protected steel shackle keyed to the key number specified by the maintaining agency. Ensure that there are two holes, tapped 1/2-13, 180 degrees apart provided at the base of the tower for the grounding conductors. Ensure that the shaft shall be hot dip ped galvanized after fabrication in accordance with the requirements of 711.02. Attach a Support Information Tag per 732.11.

Grade 55, and galvanized in accordance with 711.02. Ensure that the nuts used with each anchor bolt are capable of developing the full strength of the anchor bolt.

725.22Underground Warning / Marking Tape. Furnish tape that is an inert material, at least

5 inches wide composed of polyethylene or polypropylene plastic, highly resistant to alkalis, acids or other chemical components likely to be encountered in soils. Furnish tape in accordance with the ORC

3781.29color code and with black identifying lettering in accordance with Table 725.22 -1 printed on

one side only. 840 TABLE 725.22-1 UNDERGROUND UTILITY FACILITY COLOR CODES Identifying Lettering Color ELECTRIC Red GAS Yellow COMMUNICATION Orange WATER Blue SEWER Green Furnish tape in continuous rolls with the identifying lettering repeated continuously the full length of the tape. Furnish tape containing a high-strength core with a break strength of at least 3000 lb when tested to ASTM D6775. Provide certified data verifying compliance with these requirements. Furnish materials according to the Department’s Qualified Products List (QPL). 841 726 BARRIER REFLECTOR MATERIALS

726.01Barrier Reflectors. Permanently label each barrier reflector to provide product

identification sufficient to determine the product type, manufacturer, and brand name. Place the label in such a location on the barrier reflector so that it can be read after installation. Furnish concrete barrier, cable barrier, retaining wall, bridge parapet, bridge rail or guardrail blockout reflector body housings according to the Department’s QPL of the following Type:

reflector body housings that are made of acrylic or polycarbonate plastic . Ensure that the minimum retroreflective surface area of the reflector is 7 square inches (4400 mm²). Furnish white reflectors that reflect the following minimum candela of light at the indicated observation angles for each 1 foot -candle (10.76 lx) of incident light at the indicated entrance angles. Furnish amber reflectors that reflect at least 60 percent of these values. MINIMUM SPECIFIC INTENSITY, CD/10.76 LX Entrance angle Observation Angle 0.2° 2.0° -4° 62 0.25 15° 52 0.18 The entrance angle is measured in the horizontal plane between the direction of incident light and normal to the face of the reflector. The observation angle is measured in the vertical plane between the observer’s line of sight and the direction of light incident to the reflector face.

a minimum size of 4.5 × 10 × 0.125 inches (112.5 × 250 × 3.1 mm) with 1/4" (6 mm) predrilled mounting holes. One or both sides shall be covered with a minimum 4.5 × 5 inches (112.5 × 125 mm) of Type XI retroreflective sheeting.

housings with 1/4" (6 mm) predrilled mounting holes. Products shall be structurally reinforced to withstand the force of thrown plowed snow. New products will be tested by the Departme nt for a minimum of one winter season before approval. One or both sides shall be covered with a minimum 4.5 × 5 inches (112.5 × 125 mm) of Type XI retroreflective sheeting.

holding arm and holding plate) made of plastic with UV protection. The reflector plate shall have a minimum size of 5.33 x 6.33 x 0.150 inches. One or both sides of the reflector plate shall be covered with a minimum 5.0 x 6.0 inches of Type XI retroreflective sheeting. The total height of the Spring Loaded Guardrail Blockout Reflector shall be 26.00 inches, which includes the reflector plate, holding arm and holding plate. The holding plate shall have 2 predrilled holes for 5/11x 1 1/14 - inch long leg screw. The spring shall be made of 0.135 phos -music wire conforming to ASTM A228-18 (Reapproved 2024) standard specification requirements.

(retroreflective and mounting plate) made of durable, flexible high-density polyethylene (HDPE) plastic with UV protection. 842 The retroreflective plate shall have a minimum size of 6.50”x4.25” inches. One or both side of the retroreflective plate shall be covered with a minimum of 26.0 square inches Type XI retroreflective sheeting. The mounting plate shall have two (2) 1/2" (12.7 mm) predrilled mounting holes.

Products will have a minimum of 22.5 square inches of Type XI retroreflective sheeting visible to drivers traveling in both directions. Products will either be attached to the cable or ground mounted. Ground mounted products will meet the requirements of 720.03. 843 730 TRAFFIC SIGN AND SUPPORT MATERIAL

730.01Steel Tube and Pipe. Furnish steel tube and pipe according to ASTM A53, Grade B, ASTM

A500, Grade B, or ASTM A501, except provide tubing for truss and end frame diagonals according to

711.01

5 U-Channel Posts. Furnish U-channel posts fabricated from steel into a characteristic cross-

section that may be used alone or paired to form a heavier post by being bolted together back to back. Furnish posts with a uniform cross section for their full length. Cut posts square to a length tolerance 1 inch ( 25 mm) and ensure that posts do not have ragged or sharp edges, or cracks or other imperfections affecting strength or durability. The back of the posts may be flat or contain raised longitudinal ribs. Furnish posts meeting the deflection criteria of Supplement 1075. Furnish posts manufactured from rail or billet steel according to ASTM A499, Grade 60. Furnish posts with a nominal weight before punching or galvanizing as follows: Post Size Number Weight lb/ft (kg/m) Tolerances % 1 1.12 (1.7) -3.5, +10.0 2 2.00 (3) -3.5, +10.0 3 3.00 (4.5) -3.5, +10.0 Furnish posts with 3/8-inch (10 mm) diameter holes accurately punched on the centerline spaced at 1-inch (25 mm) centers beginning not more than 1 1/8 inches (30 mm) from the top of the post through the entire length, to allow bolting the posts back to bac k, without redrilling, using 5/16 -inch (8 mm) diameter bolts. Furnish posts that have been galvanized after punching according to 711.02. Furnish materials according to the Department’s QPL.

6 Square Posts. Furnish square posts fabricated from steel according to ASTM A1011 with

a minimum yield strength of 60,000 pounds per square inch (415 MPa), with 7/16 -inch (11 mm) diameter die-cut knockouts or open holes spaced on 1-inch (25 mm) on the centerline of all four sides, in true alignment and opposite each other. Furnish pos ts with the dimensional requirements conforming to the Department’s standard drawings. Furnish posts that have been finished with one of the following methods:

chromate conversion coating and a cross -linked polyurethane acrylic coating. The inside of the post has a zinc organic coating. Furnish materials according to the Department’s QPL.

7 Wooden Box Beams . Furnish wooden box beams fabricated from 1/10 or 1/8 inch (2.54

or 3.18 mm) thick laminated veneers with the grain oriented parallel to the length of the finished beam and the veneers glued together in a continuous process with lap or scarf joints connec ting successive veneers in each layer staggered throughout the thickness of the beam. A 45 degree miter shall be used for the corner joints. The adhesive used shall be a phenol -formaldehyde which conforms to ASTM D2559. The beams shall be pressure treated with a preservative meeting AWPA Standard U1, Commodity Specification F: Composite Materials. Furnish certified material according to Supplement 1072. 844

730.02Steel Anchor Bolts and Nuts. Furnish anchor bolts made of steel conforming to ASTM

F1554 Grade 105, galvanized according to 711.02 at least 2 inches (50 mm) beyond the threads, with the end either bent or with a drilled and tapped steel plate. Furnish leveling nuts and anchor nuts capable of developing the full strength of the anchor bolt. Furnish materials according to the Department’s QPL.

730.03Steel Poles and Arms. Furnish poles and arms made of steel with a minimum yield strength

of 52,000 pounds per square inch (359 MPa) and galvanized according to 711.02. Attach a Support Information Tag per 732.11. Furnish certified material according to Supplement 1093.

730.04Base and Arm Plates. Furnish support or pole anchor bases and arm attachment plates

fabricated from steel plate according to ASTM A36 (A36M) or ASTM A572 (A572M), Grade 42. Weld plates to supports, poles, or arms both inside and outside with fillet or full penetration welds equal to the wall thickness, or by AWS prequalified welding joints TC U4a -S or TC U4c -GF. The Contractor may use a cast steel base of equivalent strength. Furnish certified material according to Supplement 1093.

730.05Handhole Covers. Furnish handhole covers for poles and overhead sign supports made of

0.109-inch (2.7 mm) galvanized steel or 0.125-inch (3 mm) nominal aluminum alloy. Furnish certified material according to Supplement 1093.

730.06Pole Caps. Furnish pole caps made of aluminum, galvanized ferrous metal, or zinc die

casting. Furnish certified material according to Supplement 1093.

730.07Arm Caps. Furnish arm caps made of steel that cover at least 50 percent of the end area

Furnish certified material according to Supplement 1093.

730.08Steel Hardware. Furnish bolts 5/8 -inch (16 mm) diameter or larger according to ASTM

A325 (A325M). Furnish bolts and screws less than 5/8 -inch (16 mm) diameter according to SAE J429, Grade 5. Furnish nuts of all size, except anchor nuts and leveling nuts, according to SAE J995, Grade 2. Furnish flat washers according to ANSI B18.22.1. Furnish lock washers according to ASME B18.21.1. Furnish U -bolts according to ASTM A307. Furnish all hardware that is hot -dipped galvanized according to ASTM A153 or mechanically galvanized according to ASTM B695, Class 50. Furnish certified material according to Supplement 1092 or 1093.

730.09Stainless Steel. Furnish any AISI 300 or 400 series stainless steel

Furnish certified material according to Supplement 1093.

730.10Stainless Steel Hardware. Furnish stainless steel hardware according to ASTM A 320/A

320M (AISI 300 series). Furnish bolts, screws, nuts, washers, handhole cover chains, and U-bolts that are passivated commercial grade. Furnish stainless steel T-bolts according to ASTM A 276 or approved equal. Furnish certified material according to Supplement 1092 or 1093.

5 Banding to Poles. Install plain stainless steel banding for sign brackets on poles, ¾” x

0.03” with minimum 2250 pounds break strength. Install matching permanent clips of stainless steel for closing of bands. Provide banded sign -mounting brackets and hardware made of stai nless steel: flared-leg brackets for poles 3” -14” diameter and straight -leg brackets for poles greater than 14” diameter. Install plastic washers to protect all band-mounted signs on signal supports. 845

730.11Aluminum Sheet and Plate. Furnish sheets for extrusheet panels according to ASTM B

209 (B 209M), 3003-H18, or 5052-H38. Furnish sheets for flat sheet and overlay signs, and sign post reflectors, according to ASTM B 209 (B 209M), 3004-H38, 5052-H38, or 6061-T6. Furnish plates for sign support structures according to ASTM B 209 (B 209M), 6061-T6. Furnish certified material according to Supplement 1092 or 1093.

730.12Aluminum Extrusions. Furnish extruded panels and extrusions for extrusheet panels

according to ASTM B 221 (B 221M), 6063-T6. For sign support structures, provide rolled or cold finished bar, rod, and wire according to ASTM B211 (B 11M), 6061-T6; provide extruded bars, rods, shapes, and tubes according to ASTM B221 (B221M), 6061-T6. Furnish certified material according to Supplement 1092 or 1093.

730.13Aluminum Tube and Pipe. Furnish seamless pipe and seamless extruded tube according

to ASTM B241/B 241M, 6061 -T6. Furnish extruded structural pipe and tube according to ASTM B429, 6061-T6. Furnish certified material according to Supplement 1092 or 1093.

730.14Aluminum Castings. Furnish certified material according to Supplement 1092 or 1093

mark conspicuously incorporated in relief on the top surface of the casting, and in accordance with Supplemental Specification 992.

730.15Aluminum Forgings. Furnish forgings according to ASTM B247 (B247M), 6061-T6

Furnish certified material according to Supplement 1092 or 1093.

730.16Aluminum Welding Rods. Furnish welding rods according to AWSER-4043

730.17Aluminum Hardware. Furnish hardware according to:

ASTM Designation Alloy Condition/Temper Bolts and screws B 211 (B 211M) 2024 6061 T4 T6 Studs-welded B 211 (B 211M) 1100 H16 Nuts-hex B 211 (B 211M) 6061 6262 T6 T9 Nuts-lock B 211 (B 211M) 2017 T4 Washers-flat B 209 (B 209M) Clad 2024 6061 T4 T6 Lock washers B 211 (B 211M) 7075 T6 Rivets-solid B 316/B 316M 6053 6061 T6 T6 Rivets-blind B 316/B 316M 2017 2117 5052 F F F In addition, provide break-mandrel aluminum blind rivets with a stainless steel or aluminum mandrel. 846 Furnish certified material according to Supplement 1092.

730.18Retroreflective Sheeting Type I. Furnish Type I retroreflective according to ASTM

D4956, Type I, including supplemental requirement S1.

730.19Retroreflective Sheeting Type IV. Furnish Type IV retro reflective sheeting of

microprismatic construction according to Supplement 1049, and according to ASTM D4956, Type IV, including supplemental requirement S1. Do not furnish material of glass bead construction. Furnish materials according to the Department’s QPL.

1 Retroreflective Sheeting Reboundable. Furnish Reboundable retroreflective sheeting

according to Supplement 1049, and according to ASTM D4956 , Type III, IV, or VIII including supplemental requirements S1 and S2, with watermarks or other identification marks inconspicuously incorporated into the face of the sheeting on a repeating pattern if necessary to distinguish the sheeting from other similarly appearing sheetings. Furnish materials according to the Department’s QPL.

3 Retroreflective Sheeting Type IX. Furnish Type IX retroreflective sheeting according to

Supplement 1049, and according to ASTM D4956, Type IX including supplemental requirements S1. Furnish materials according to the Department’s QPL.

4 Retroreflective Sheeting Type XI. Furnish Type XI retroreflective sheeting according to

Supplement 1049, and according to ASTM D4956, Type XI, including supplemental requirements S1. Furnish materials according to the Department’s QPL.

730.20Nonreflective Acrylic Opaque Sheeting . Furnish non-reflective acrylic opaque sheeting

according to ASTM D4956, except provide sheeting that does not incorporate any optical elements.

730.22Silk Screen Inks. Furnish opaque and transparent process color inks used in the silk screen

process that the manufacturer of the reflective sheeting accepts and warrants according to Supplement 1049. Use inks that provide a tough, durable film of uniform thickness and appearance on the sign surface. Furnish transparent process color inks used in the reverse screen process according to the Daytime Color Specification Limits table in ASTM D4956. For all flat sheet signs and after all ink has fully cured, provide a clear UV overlaminate protectant film applied to the entire sign surface, sticker surface, or both that the manufacturer of the reflective sheeting guarantees according to Supplement 1049.

730.23Transparent Acrylic Electronic Cuttable Films. Furnish transparent acrylic electronic

cuttable films the manufacturer of the reflective sheeting warrants according to Supplement 1049. Use films that provide a uniform appearance on the sign surface. Furnish films according to the Daytime Color Specification Limits table in ASTM D4956.

730.24Digital Printing. Fabricate digitally printed signs using opaque and transparent color inks

along with a clear UV overlaminate protectant film applied to the entire sign surface, sticker surface, or both that the manufacturer of the reflective sheeting guarantees accordin g to Supplement 1049. Ensure digitally printed colors meet the applicable daytime and nighttime color requirements of ASTM D4956 “Standard Specification for Retroreflective Sheeting for Traffic Control.” Sign fabricators using digital printing methods to produce regulated traffic signs must be certified by the manufacturer of the reflective sheeting whose materials are used to produce the delivered signs. Certified sign fabricators must undergo an audit process by the manufacturer of the reflective sheeting to ensure they have the proper training, equipment, color calibrations, manufacturing capabilities, manufacturing application processes and the materials required to fulfill the sheeting manufacturer’s 847 warranty obligations. Sign fabricators must recertify annually with the manufacturer of the reflective sheeting or utilize a 3rd party certifier approved by the manufacturer of the reflective sheeting. ODOT may require proof of Sign Fabricator Certification with the execution of a purchase order (P.O.) or construction contract for signs. 731 SIGN LIGHTING AND ELECTRICAL SIGNS MATERIAL

731.05Internally Illuminated Fixed Message Sign. Furnish internally illuminated fixed message

signs of the required legend and that consist of an opaque housing with a face of translucent plastic. Include a heater to prevent the housing from fogging up from moisture. If specified, provide double faced signs. Illuminate signs using interior LED lamps located so the sign face is uniformly lighted. Furnish signs either with the legend on the exterior surface to maintain legibility when unlighted due to power failure, or with the legend on the interior surface so as to be invisible when the sign is unlighted. Apply the legend using black silk screeni ng or by direct applied characters to white sign faces, unless otherwise specified. Design the sign faces for quick removal for maintenance, and provide faces with a safety chain or like device. If specified, shield the sign faces with sunscreens, louvering, or visors. Furnish housings made of corrosion -resistant material that is cast, extruded, or formed. Furnish mounting hubs that are similar to traffic signal design. Furnish weatherproof signs that have drainage weepholes. Furnish the sign with the appropriate hardware for mounting by span wire, mast arm, pedestal top, or pole type bracket arms. Include the LED light source. Furnish materials according to the Department’s QPL.

731.06Sign Flasher Assembly. Furnish beacons consisting of single traffic signal sections with 8

or 12-inch yellow lenses. Ensure that the flasher control unit flashes the beacons at a rate for each beacon of between 50 to 60 times per minute with the light period from one -half to two-thirds of the total cycle. Furnish flasher control units that have all solid state components and that meet NEMA TS-

Include the LED lamps. Ensure that the manufacturer of LED beacons is listed on the Department’s TAP List for LED signal lamps. Furnish materials according to the Department’s QPL.

731.07School Speed Limit Sign Assembly. Furnish yellow beacons that are 8 inches or 12 inches

Ensure that the flashers flash the beacons alternately at a rate for each beacon of 50 to 60 times per minute with the light period from one -half to two-thirds of the total cycle. Furnish flashers that have all solid state components and that meet NEMA TS-2. Ensure that the backing members with hardware are compatible with the method of support. Ensure that the manufacturer of LED beacons is listed on the Department’s TAP List for LED signal lamps. Furnish materials according to the Department’s QPL.

731.08Flexible Conduit. Furnish galvanized steel flextube conduit with a waterproof PVC jacket

according to UL 360 for wiring of lighted signs. Conduit must be labelled clearly as Sunlight Resistant, meeting the requirements of NEC Art. 300 and 350. 848 Furnish materials according to the Department’s QPL.

731.10Timer with Enclosure. Furnish a timer that allows automatic sign operation for a minimum

of 8 times per day and for selected days of the week. Furnish a solid state timer with a back-up battery to maintain timekeeping and program memory for at least 48 hours. Furnish a batt ery with a design life of 10 years under field conditions when power failures over the 10 -year period would accumulate to 100 days. If installed outdoors, house the timer within a lockable, weatherproof, corrosion-resistant enclosure. Furnish each enclosure with at least one padlock complying with 631.06. Furnish materials according to the Department’s TAP List.

731.11LED Enhanced Signs. Furnish LED enhanced signs of the required legend and size. Each

sign unit shall be identified with the manufacturer’s name, date of manufacture, and serial number on the back side. The sign unit shall be visible at a minimum of ¼ mi. during all conditions. The sign unit shall incorporate circuitry and a photocell to ensure that brightness adjusts during day, dusk, and at night. The lens of the LED unit shall be capable of withstanding ultraviolet light (direct sunlight) exposure for a minimum time period of five years without exhibiting evidence of deterioration. The lenses shall withstand a 3 foot drop test onto a hard surface and shall be a minimum of ¼ inch thick and free of bubbles and imperfections. The lenses shall be smooth on the outside, with no external facets to prevent dirt and debris build-up. If lenses are tinted, they shall match the wavelength (chromaticity) of the LED. The individual LED light sources shall be wired so that a catastrophic failure of one LED light source will not result in the loss of more than one LED light source in the sign unit. LED units and associated on -board circuitry shall conform to the requirements in Federal Communications Commission (FCC) Title 47, Sub Part B, Section 15 regulations concerning the emission of electronic noise. LEDs shall be rated for use in the ambient operating temperature range of -40° F to +166° F (-40° C to +74° C). The LEDs wiring shall be sealed watertight to eliminate dirt contamination and allow for safe handling in all weather conditions. The LEDs shall be sealed against dust and moisture intrusion as per the requirements of NEMA Standard 250-1991 for Type 4 Enclosures and to protect all internal LED and electrical components. The sign LEDs shall display a minimum of 500,000 millicandelas for daytime visibility. Provide one schematic diagram for the sign unit along with any necessary installation instructions. 849 732 TRAFFIC SIGNAL MATERIAL

732.01Vehicular Signal Heads, Conventional. Ensure that vehicular traffic signal heads conform

to the ITE “Vehicle Traffic Control Signal Heads” standard. In conformance with the above standard, provide signal heads that are of cast nonferrous corrosion resistant metal. For span mounted and non- tethered and free swinging installations, and for span mounted with tether and ba ckplates or rigid mounted, use polycarbonate plastic heads with coloring obtained through colored plastic and not painted. Traffic signals consist of specified assemblies of optical sections containing 12 -inch (300 mm) diameter lens opening, a housing, a door frame with stainless steel hinge pins and latching device, visor, wiring, and includes LED lamp in accordance with 732.04. Retention hardware for LED lamps, if sharing threaded hole with visor hardware, shall consist of minimum 1/2 -inch (13 mm) long, set screw with retaining tab and captive wingnut or hex nut. All hardware shall be stainless steel and set screw shall be inserted into signal section door using visible, semi-permanent threadlocking compound. All hardware used to join optical sections together shall be stainless steel. Furnish signal heads with required mounting hardware. Furnish signal face orientation to traffic by serrated rings or other devices on housing sections and mounting hardware. Permit adjustment in increments not greater than 5 degrees of rotation and not affected by wind gusts when locked. Furnish galvanized steel or aluminum spacers and drop pipes 1 1/2 inches (38 mm) nominal pipe size (1.90 inch (48 mm) actual diameter). Ensure that disconnect hangers have at least twelve terminals unless a greater num ber is required. Tethered heads shall use 3/4 -inch unpainted cast aluminum span wire clamps and cable entrance adapters with integral tri-studs (no tri-stud inserts), stainless steel hardware, and a single steel-reinforced mounting hole. Free-swinging heads shall use cast iron span wire clamps and cable entrance adapters with tri -studs. Tri-studs shall be secured to the head using stainless steel nylon-insert or distorted thread locknuts. A neoprene gasket placed under the clamp washer in the top signal section shall effectively seal the entrance adapter on the signal to make a waterproof connection and shall have a minimum thickness of 3/32 inch. Provide cutaway visors, unless specified otherwise, with all heads, and the inside surface of the visors shall have a finish of flat black. All other exterior surfaces of the signal head and hardware shall have a finish of Federal Yellow or Gloss Black to closely agree with Federal Standard 595, Color 13655 or Color 17038. The coating system used shall be durable, uniform, and weather resistant. For polycarbonate signal heads, ensure a minimum wall thickness of 0.11 in (2.79 mm). Furnish materials according to the Department’s QPL.

732.02Vehicular Signal Heads, Optically Programmed, 12-inch (300 mm) Lens. Ensure that

the signal sections conform to applicable portions of the ITE standard and 732.01. Furnish and mount optical sections with a 12-inch (300 mm) lens size alone or in combination with additional sections of optically programmed or conventional optics types to form signal faces and heads. Furnish an optically programmed signal section that includes an LED lamp. Balance adjusters, used only if specified, shall have a splined eyebolt design and splined external clamping body. All assembly hardware shall be stainless steel. Furnish a visor with each signal section. Cable entrance adapters shall be of the tri-stud type with stainless steel hardware. A neoprene gasket placed under the clamp washer in the top signal section shall effectively seal the entrance adapter on the signal to make a weatherproof connection and shall have a minimum thickness of 3/32 inch (2.5 mm).. 850 Furnish materials according to the Department’s QPL.

732.04Signal Lamps

pedestrian LED lamps according to Supplement 1097. Furnish LED signal lamp units that meet or exceed all the requirements of the current Institute of Transportation Engineers (ITE) publications. LED module shall be certified by the Intertek LED Traffic Signal Module Certification Program, and each unit shall have a decal indicating Intertek certification. All LED signal lamp units shall be the latest model currently in production and new. Equipment no longer being manufactured shall not be accepted, even if it meets the following specifications. LED signal lamp units shall conform to the following criteria:

incandescent signal lamps and shall not require any special tools for installation. The 12" (300 mm) retrofit replacement LED traffic signal lamp unit shall fit into existing traffic signal housings built to ITE Vehicular Traffic Signal Heads (VTCSH) standards without modifications.

housing shall only require removal of the existing lens and incandescent lamp. The new unit shall fit securely in the housing door and connect to existing electrica l wiring or terminal block by means of simple connectors. Removal of the reflector is optional.

orientation of the module is required.

Single units shall have identification markings as to the type and color of the module. Bi- Modals shall be marked with module type. Each LED signal lamp unit shall have a label placed on the unit certifying compliance to ITE standards for color and luminance.

on-site assembly for installation into an existing traffic signal housing.

shall be such as to assure all internal LED and electronic components are adequately supported to withstand mechanical shock and vibration from high winds and other sources. The LED signal lamp shall survive 3 drops of 42 inches onto a smooth concrete surface without any loosening or breaking of internal components, or change in operation. 851

(direct sunlight) exposure for a minimum time period of five years without exhibiting evidence of deterioration.

inch (3 mm) thick, and are free of bubbles and imperfections. The lenses shall be smooth on the outside with no external facets to prevent dirt and debris build up.

multiple LED light sources, and a regulated power supply.

LED. Do not furnish green tinted lenses.

the entire surface of the lens and eliminate the visibility of the individual LEDs to the observer. The optical assembly shall be used for all ball and arrow modules and shall be optional on pedestrian modules.

wire and standard/stationary pole mount applications.

to the VTCSH standard for color, size and shape. The Arrow LED traffic signal lamp units shall not require a specific orientation or have a variance in light output, patter n or visibility for any mounting orientation.

screw in unit for the message bearing surface of a 12" (300 mm) pedestrian traffic signal, type A -2, housing.

without the need to modify the housing. Installation of the retrofit replacement LED pedestrian signal lamp unit into an existing 12" (300 mm) pedestrian signal housing shall only require the removal of the existing message bearing surface, existing lamp components (i.e. lens, lamp module, gaskets, and reflector) and insertion of the retrofit replacement into the area once occupied by the removed assembly.

“Walking” Person icon that complies with standards for this (icon) symbol for the size specified.

conditions (extended view) until obscured by the visor.

the loss of the LED load, the module shall present a resistance of at least 250K Ohms across the input power leads within 300 msec.

the LEDs and maintain a safe and reliable operation. The power supply shall provide capacitor filtered DC regulated current to the LEDs according to the LED manufacturer’s specification.

specified by ITE specifications. The circuitry shall prevent flickering over this voltage range. Nominal rated voltage for all measurements shall be 120  3 volts RMS. 852

type is designed and intended to interface with.

conforming to the National Electric Code, rated for service at 221 F (105 C), are to be provided for an electrical connection.

by any sample of 10 signal lamp units shall not exceed 20 percent. This value may be calculated using the root-mean-square combination of the measured harmonic distorti on from one sample LED signal lamp unit.

requirements in Federal Communications Commission (FCC) Title 47, Sub Part B, Section 15 regulations concerning the emission of electronic noise.

evidence of illumination for input voltages below 35 volts. LED signal lamp units shall be illuminated (unregulated illumination) for all input voltages higher than 45 volts AC but less than 80 volts AC. They shall have fully regulated illumination for applied voltages of 80 volts through 135 volts AC. Proof of the intended function of this circuitry shall be accomplished by connecting the lamps to a variable voltage source and slowly raising the applied voltage from zero volts up to 135 volts, and then slowly lowering the applied voltage from 135 volts to zero volts.

below at 77 F (25 C). Retrofit Wattage 12@ R 12” Red Ball 12 or less 12@ Y 12” Yellow Ball 22 or less 12@ G 12” Green Ball 15 or less 12@ Y 12” Yellow Arrow 10 or less 12@ G 12” Green Arrow l9 or less

temperature range of -40 F to +166 F (-40 C to +74 C). Yellow signal lamps shall be rated at a range of -13 F to +77 F (-25 C to +25 C).

contamination and allows for safe handling in all weather conditions.

the following documentation:

along with the LED manufacturer’s recommended drive current and degradation curves.

exhibits a failure due to workmanship or material defects within the first 60 months of field operation. 853 The LED signal lamp unit shall be repaired or replaced by the manufacturer if, when operating over the specified operating ambient temperature and voltage ranges, the unit does not meet or exceed all minimum luminous intensity requirements as defined in the specifications during the first 60 months of field operation. The measured chromaticity coordinates of LED signal lamp units shall conform to the requirements for chromaticity in the specifications over the temperature range provided in the Specifications for the duration of the warranty period. The manufacturer shall provide a written warranty against defects in materials, workmanship and luminous intensity for LED signal lamp units for a period of 60 months after installation of LED signal lamp units. Replacement LED signal lamp units shall be provided within 10 days after receipt of failed LED signal lamp units at no cost, except the cost of shipping the failed units. An LED pedestrian signal lamp unit shall be repaired or replaced by the manufacturer if the signal lamp unit does not attract the attention of, or is not readable to, a viewer (both day and night) at all distances from 10 feet (3 meters) to the full width of the area to be crossed when operated over the specified operating ambient temperature and voltage ranges. Furnish materials according to the Department’s TAP List.

732.05Pedestrian Signal Heads. Furnish pedestrian signal heads that conform to the ITE

specifications. Ensure that the signal heads alternately display the symbol of an upraised hand in Portland orange and the symbol of a walking person in white light. Do not furnish outline style symbols. Furnish housings of polycarbonate plastic. Adequately reinforce the housings. Ensure that the lens frames are polycarbonate. Ensure that the lenses are glass or ultraviolet and impact-resistant plastic and display the legend with translucent symbols within an opaque black background. Seal the lens to the door frame by the use of a weatherproof seal. Furnish an elastomeric gasket between the door frame and housing to ensure a dust and weatherproof seal. Use a signal head design that provides adequate dissipation of heat. Furnish pedestrian signal heads with required mounting brackets. Furnish two -piece hinged clamshell type brackets, or when required by the plans, pipe type brackets. Furnish two-piece hinged brackets of cast aluminum with stainless steel hinge pins, and when closed will be secured by a tamperproof bolt. Ensure that the mounting incorporates a terminal block for quick disconnect of field wiring. Ensure that the mounting design permits attachment to the pole by banding, bolting or by lag screws in the case of wood poles. Furnish 1 1/2-inch (38 mm) galvanized steel pipe brackets with necessary fittings and adapters, and that are one-way or two-way as required. Orient the signal face to crosswalks by selective meshing of serration rings or other devices provided on housings and mounting brackets. Make adjustment in increments not greater than 5 degrees of rotation and that is not affected by wind gusts when locked. Signal exterior surfaces shall be black. Finish interior surfaces of visors flat black. Proper exterior colors shall be obtained by use of colored plastic material. Pipes, spacers and fittings constructed of polycarbonate plastic may be used in lieu of galvanized steel or aluminum. Furnish pedestrian signal head types according to Table 732.05-1. 854 TABLE 732.05-1 Signal Head Type Symbol Height, Inches, (mm) Light Source D2 9 (229) LED If specified, furnish the types listed below:

each message. Color and mask the lens to display in portland orange the symbol of an upraised hand from the left compartment and the symbol of a walking person in w hite from the right compartment. Install a lamp in each compartment. The upraised hand and the walking person symbols may be integral in the same compartment.

LEDs in the same display.

intervals presented by the pedestrian signal load switch driver(s) in order to “learn” the programmed timing being used by the controller.

cycles.

pedestrian clearance interval and reaching zero at the end of the pedestrian clearance interval.

plan change, during a countdown display shall immediately cause blanking of the countdown numerals. The countdown timer shall “re -learn” the pedestrian clearance inter val upon return to normal service after preemption or immediately following a change in walk clearance time associated with a timing plan change.

display. The right side compartment shall contain the countdown display. Furnish materials according to the Department’s QPL.

732.06Pedestrian Pushbuttons. Furnish pushbuttons of sturdy construction that consist of a base

housing and a removable cover. Furnish components that provide a pushbutton with normally open contacts and that include all electrical and mechanical parts required for operation. Ensure that the design of the pushbutton and its associated contacts and housing are sturdy and resistant to mechanical shocks and abuse. Ensure that a concentrated force of 50 pounds (225 N) applied to the button or any exposed portion does not damage th e unit or misadjusts the contacts. Furnish a housing with a curved back surface for mounting on poles of various diameters. Integrate the curved surface with the housing or supply an adapter with a flat back type housing. Attach the cover assembly to th e housing by stainless steel machine screws, resulting in a weatherproof and shockproof assembly. Furnish a hole threaded for a 1/2-inch (13 mm) pipe in the housing for conduit attachment purposes. Furnish housing with manufacturers applied external surfaces black Color 17038 or yellow Color 13655, Federal Standard 595, unless specified otherwise in the Plans. 855 The pushbutton shall be a minimum of 2 inches across in at least one dimension. The force required to activate the pushbutton shall be no greater than 5.0 pounds (22 N) and should not require tight grasping, pinching, or twisting of the wrist . There shall be a visible and audible indicator that the button press has occurred.

contrast, a continuous locator tone and a speech walk message for the Walking Person indication, and a speech pushbutton information message. Ensure all elements of the pushbutton are programmable and include all equipment ne cessary to program the pushbutton. Ensure the sign included with the pushbutton is the R10-3i. Furnish materials according to the Department’s TAP List.

732.07Loop Detector Units

Furnish loop detector unit with an LED or LCD display indication of call strength (∆L/L or equivalent). This display shall be a bar graph or numerical display with at least eight (8) discrete levels indicated. Furnish materials according to the Department’s TAP List.

In addition to the requirements of Caltrans TEES, furnish detector unit with an LED or LCD display indication of call strength (∆L/L or equivalent). This display shall be a bar graph or numerical display with at least eight (8) discrete levels indicated. Furnish loop detector sensors according to the Department’s TAP List.

732.11Signal Supports. Furnish signal poles and mast arms that are tapered tubes of a true

continuous taper. Furnish tubes that are circular or regular polygons with twelve or more sides. Ensure that any measurements of circular tube diameter at a specific point along the l ongitudinal axis do not vary by more than 3/16 -inch (5 mm). Ensure that the taper is between 0.54 and 1.3 percent. A rectangular, rounded-corner aluminum Pole Identification Tag with minimum dimensions of 1 x 3 x 0.040 inches shall be attached to the pole at a height of 6 inches above the base plate. The Pole Identification Tag shall be clearly and deeply stamped with the ODOT Standard Construction Drawing Number, Design Num ber, and the fabrication date of the pole (e.g., TC -81.22, DES. 12, 05 -12) in characters with a minimum height of 3/8 in. Attach to the pole with four stainless steel 3/16 inch rivets. Any support that differs from the ODOT Standard Construction Drawings for Traffic Supports shall include the word “NON_STANDARD” on the pole tag; examples of non -standard As -Per-Plan supports are those with aesthetic elements such as haunched arms, fluting, and clamp-on arms. Attach two Pole Identification Tags to supports with clamshell bases: one on the pole shaft near the base plate and another above the clamshell. A rectangular, rounded-corner aluminum Support Information Tag with minimum dimensions of 4 x 3 x 0.040 inches shall be attached to the support at a height of 6 inches above the base plate. The Support Information Tag shall be clearly and deeply stamped wi th the following information, as applicable:

856

Characters shall have a minimum height of 3/8 in. Attach the tag to the support with four stainless steel 3/16 inch rivets. Any support that differs from the ODOT Standard Construction Drawings shall include the word “NON_STANDARD” on the pole tag. Examples of non-standard As-Per-Plan supports are those with aesthetic elements such as haunched arms, fluting, and clamp-on arms. Attach two Support Information Tags to supports with clamshell bases: one on the pole shaft near the base plate and another above the clamshell. After fabrication, hot-dip galvanize poles and arms according to 711.02. Do not use guy rods or truss -type arms. Furnish poles and mast arms with attachment plates and gussets. Assemble using high-strength bolts with the connection developing the full moment-resisting capability of the arm. Do not allow the butt diameter of mast arms to exceed the nominal diameter of the pole at the point of attachment. Fit poles with a welded -on cast or plate steel base designed to mount on an anchor bolt foundation and ensure that each pole includes the furnishing of anchor bolts and conduit ells for installation in the foundation. Furnish at least one 2-inch (50 mm) diameter conduit ell for installation in each foundation. Furnish conduit ells made from steel complying with 725.04; however, if they connect to non-metallic conduit, ensure that they are of the same non-metallic material. Use steel anchor bolts conforming to ASTM F1554, Grade 105 and galvanized according to 711.02. Ensure that ends have a steel plate as shown on the plans. Ensure that the poles include a handhole near the base oriented as required. Reinforce the handhole with a welded-on steel frame with a grounding lug and fit it with a cover plate fastened by stainless steel screws. Ensure that the poles also include a c able and wire support J -hook welded near the top and a removable pole cap. Design poles and arms so their interiors conceal wiring and their mast arms include grommeted wire outlets for the signal heads. Furnish hanger clamps with clevises on the mast arms for the signal heads as required. Ensure that arm caps are made of steel and cover at least 50 percent of the end area. Ensure that signal poles combining provisions for roadway lighting include an additional handhole located opposite the mast arm flange with the poles’ J-hook located above. Furnish pedestrian pushbutton access holes and blind half couplings for controllers and pedestrian signal heads as required. Plug any unused holes. Furnish certified materials according to Supplement 1094.

732.12Strain Poles. Furnish signal strain poles for the attachment of span wire that are steel tapered

tubes according to the requirements of 732.11. Ensure that all poles include a removable pole cap, and messenger wire clamps with clevis and shackle unless otherwise specified. Attach a Support Information Tag per 732.11. Furnish anchor bolt foundation type strain poles that include a welded -on cast or plate steel base, bolt covers, a handhole, and a J -hook, as required by 732.11, and that also include at least one 2 -inch (50 mm) cable entrance with a weatherhead and a welded blind half -coupling. Ensure that the poles include the furnishing of anchor bolts and conduit ells for installation in the foundation. Furnish at least one 2-inch (50 mm) diameter conduit ell for installation in each foundation. Furnish steel conduit ells that comply with 725.04; however, if they connect to non-metallic conduit, ensure that they are of the same non-metallic material. 857 Furnish certified materials according to Supplement 1094.

732.13Wood Poles. Furnish wood poles that conform to ANSI 05.1 “Specifications and

Dimensions for Wood Poles”, that are made of Southern Pine or Western Red Cedar, and that are full- length pressure treated according to 725.19.

732.14Down Guy Assemblies. Furnish expanding or screw type anchors capable of withstanding

a guy tension of 8000 pounds (35 kN) when installed in firm moist soil. Ensure that each anchor rod is 5/8-inch (16 mm) minimum diameter, 8 feet (2.4 m) minimum length galvanized steel with thimble eye. Ensure that all pole and attachment hardware is hot dip galvanized in accordance with 711.02. Furnish 3/8-inch (10 mm) minimum diameter guy wire that conforms to 732.18 and ensure that all accessories have a rated loading strength equal to or greater than the messenger wire minimum breaking strength. Furnish porcelain strain insulators of the wet process type. Furnish an 8 feet (2.4 m) minimum length guy guard made of impact and ultraviolet light resistant yellow plastic that is fastened to the guy wire. Furnish materials according to the Department’s QPL.

732.15Pedestals. The shaft shall be per C&MS 725.21.A, except it shall be a one -piece

construction. The shaft shall have a combined tapered -straight cross -sectional design with no longitudinal or circumferential welds, except for the welds needed to attach the pole base. T he pole shaft shall be round in cross section. The pedestal shaft length includes the pedestal base height. Design pedestals to mount on an anchor bolt foundation and include the furnishing of anchor bolts and conduit ells for installation in the foundation. Furnish materials according to the Department’s QPL.

732.16Conduit Risers. Ensure that risers have conduit and fittings according to 725.04 and the

weatherhead is made of aluminum or galvanized ferrous metal and threaded.

732.17Cable Support Assemblies. Ensure that the cable grip used with cable support assemblies

is of the proper size and strength for the cables and is of the flexible “closed” or “split with rod” type, of stainless steel or tin coated bronze, and equipped with a single “U” eye bale. Ensure that the smallest cable grip permitted has a minimum rated breaking strength of 250 pounds (1.1 kN). Ensure that the slings for cable supports are made from copper clad or galvanized multi-strand steel wire with an overall diameter of not less than 1/8 -inch (3 mm) and a breaking strength of at least 400 pounds (1.7 N). Use thimbles to form eyes at each e nd of the sling with grooves to match the wire. Adjust the sling to the proper length with the wire at each thimble lapped and secured with split bolt clamps. Furnish materials according to the Department’s QPL.

732.18Messenger and Tether Wire

Furnish 1 /4-inch seven strand ASTM A475 Class B High Strength Grade or stronger tether wire. Furnish all wire per ASTM A475 with the following modifications:

18.2Tags are not required on lengths less than 1000 feet.

greater than 73 percent of the messenger wire minimum breaking strength. For breakaway tether 858 installations, accessories within the turnbuckle-tensioned portion of the tether span shall have strength equal to or greater than 73 percent of the breaking strength of 1/4 -inch, 7-strand ASTM A 475 High Strength Grade Wire rope, or 3460 pounds. Other portions of the tether assembly shall use accessories strength equal to or exceeding the wire rope used in that portion. S -hooks shall be made of mild low - carbon galvanized steel and of the wire size indicated on the plans; larger wire sizes and higher-strength steelS-hooks shall not be substituted. Safety tie wire shall be 304 or 316 stainless steel, 1×19 stranded, 1/8-inch with stainless steel wire rope clips. If used, lead sheet to wrap tether wire in breakaway anchors shall be commercially pure lead of thickness 0.030 to 0.042 inches. Furnish materials according to the Department’s QPL.

732.19Cable and Wire. Furnish cable and wire meeting the requirements of Table 732.19-1 and rated

at 600 volts with conductors of copper unless otherwise specified. Ensure that the cable or wire jacket is indelibly marked at intervals of not more than 6 feet (2 m) with nomen clature stating the size, the type, the organization specifying the type, and the manufacturer’s name or trademark. Furnish materials according to the Department’s QPL. 859 TABLE 732.19-1 CABLE AND WIRE Cable or Wire Number of Conductors Wire Gage Specification or type Conductor Type Notes Signal Cable As specified As specified IMSA 19-1 IMSA 20-1 Copper, color coded, stranded Loop detector wire Single conductor 14 AWG IMSA 51-5 Copper, stranded Loop detector lead- in cable Two conductor 14 AWG IMSA 50-2 Copper, twisted pair, stranded, shielded Power cable Two conductor As specified UL: RHH/RHW/ USE or HHW, cross linked polyethylene with an insulation thickness of 0.045 inch (1.14 mm) (min.) Copper, stranded [3] Service cable Two conductor (duplex) As specified Aluminum,[1] twisted, stranded Ground Wire Single conductor UL: RHH/RHW/US E or XHHW, cross linked polyethylene Copper, stranded [4] Loop detector lead- in cable, direct burial As specified 12 or 14 AWG, or as specified IMSA 19-6 IMSA 20-6 Copper, stranded Loop detector lead- in cable, Integral messenger type As specified 12 or 14 AWG, or as specified IMSA 19-4 IMSA 20-4 Copper, stranded Notes [1] Copper conductors may be substituted [2] ANSI/ICEA Cable shall have: Solid insulations, Full count color coding, 8-mil shield, and 772 kHz attenuation compliance. All other specifications are manufacturer’s option unless specified. [3] Three-conductor cable may be specified. Permitted substitution: 2 (or 3) single conductor cable. [4] Minimum size is equal to the power or service cable, whichever is larger.

732.20Power Service. Furnish risers for power service that are 1 to 1 1/2-inch (25 to 38 mm)

diameter conduit and fittings according to 725.04. Furnish weatherheads that are threaded and made of aluminum or galvanized ferrous metal. Include a disconnect switch with enclosure. 860

732.21Disconnect Switch with Enclosure. Ensure that the switch enclosure is a UL listed

watertight lockable stainless steel NEMA Type 4 supplied with the conduit hubs listed on the enclosure UL label. Furnish an enclosure that contains as a minimum a single-throw, 2 pole, solid neutral, fused safety disconnect switch UL listed as suitable for a service disconnect with a minimum capacity of 30- amperes at 240 VAC. Ensure that the unit can be padlocked in both the “ON” and “OFF” positions. Furnish materials according to the Department’s QPL.

732.22Backplates. Furnish louvered backplates constructed of wrought sheet aluminum, according

to ASTM B 209 (B 209M), 6061 -T6, 0.050 inch (1.3 mm) minimum thickness. Louvers shall be at least 8 percent of the total backplate area. Backplate base metal shall be anodized to maximize paint adhesion according to Mil-A-8625, Type II or Type I. Furnish backplates painted on both sides with at least two coats of flat black alkyd enamel paint or polyester powder coat (no epoxy) closely matching FED-STD-595b-37038. Furnish a backplate that extends 5 inches (125 mm) beyond the outside of the signal assembly on all sides. The overall outside shape of the installed backplate shall be rectangular. The backplate shall allow no gaps between the backplate and the signal head or between signal sections. A 2-inch (50 mm) wide continuous outside border of fluorescent yellow retroreflective sheeting shall be applied to the front of the backplate. Border shall not be applied over the louvers. Retroreflective sheeting shall be Type XI. Prepare backplate surfaces in accordance with 630.04 prior to applying the retroreflective material. All assembly and mounting hardware shall be stainless steel conforming to

. If used, machine nuts shall be thread -deforming or nylon locknuts. Rivets shall not be used

for mounting the backplate to the signal head. A minimum of four mounting points shall be used on each signal section for attaching the backplate. Furnish all mounting hardware. Provide backplates conforming to SS916.

732.23Banding. Install plain stainless-steel banding for signal support and pedestal attachments,

3/4" x 0.030" with minimum 2250 pounds break strength. Install matching permanent clips of stainless steel for closing of bands. Provide banded sign -mounting brackets and h ardware made of stainless steel: flared-leg brackets for poles 3"-14" diameter and straight-leg brackets for poles greater than 14" diameter. Install plastic washers to protect all band-mounted signs on signal supports. 861