740 PAVEMENT MARKING MATERIAL
740.01 General. Permanent pavement marking materials that meet the requirements of this
specification and that have passed the service test required by Supplement 1047 are included on the Approved List maintained by the Office of Materials Management (OMM). OMM may retest pavement marking materials pre -qualified by a service test to determine formulation compliance to pre-qualified material and compliance with physical properties specified herein. Certified test data and samples will be furnished by the manufacturer to OMM. Failure of testing or certified test data to show formulation conforming to pre-qualified material or compliance with specified physical properties may be cause for removal of the material from the Approved List. Ensure that the marking material is delivered in containers that are clearly marked to indicate the number of gallons (liters), weight or size of material, material density (weight per unit volume), material color, batch number or other similar manufacturer’s identification, date of production, and the company name and address.
740.02 Traffic Paint. Furnish white and yellow ready -mixed traffic paint suitable for marking
various types of pavement. Furnish paint that is a suitable binder for glass beads, 740.09 Type A, on pavement exposed to traffic. Furnish Type 1 paint that will not deteriorate in storage, within one year after date of receipt, to the extent that it cannot be readily broken up with a paddle to a smooth uniform paint capable of easy application by spray. Furnish Type 1A paint that will not deteriorate in storage in accordance with the manufacturer’s recommendation. Furnish paint that does not bleed or discolor when sprayed on asphalt concrete surfaces. Type 1 paint is the fast dry, water-based, 100 percent acrylic type. Type 1A paint is fast dry, water-based, 100 percent acrylic type, used for cold weather applications. Ensure that Type 1 and Type 1A conforms to AASHTO M 248 and the following requirements: Property Test Method Requirements (Applies to both White and Yellow, unless noted) Total Solids ASTM D2369 70% minimum by weight 58% minimum by volume Color S 1047 Appendix A Viscosity (krebs units) ASTM D562 70 minimum and 95 maximum @ 77 °F Lab Drying Time ASTM D711 10 minutes max. @ 77 °F, 50% RH 12 minutes max. @ 50 °F, 50% RH 14 minutes max. @ 35 °F, 50% RH Prequalify materials according to Supplement 1047. Use materials certified according to Supplement 1089. Furnish materials according to the Department’s Approved List.
740.03 Polyester Pavement Marking. Ensure that the polyester pavement marking material
supplied is a two part polyester system capable of being applied at ambient temperature down to 50 °F. Ensure that the material is capable of retaining reflective glass beads, 740.09 Type B, after application. Ensure that the catalytic component of the system is the commercially available type recommended by the manufacturer of the polyester. Ensure that the ratio of the catalyst to resin is specified by the manufacturer. Ensure that the polyester conforms to the following requirements: Minimum Maximum
1.Consistency, Krebs units ASTM D562, Procedure A 70 90
2.Field Dry Time (No Track), minutes -- 45 Furnish pavement marking material that will be in “no tracking condition” in 45 minutes. The “no tracking condition” will be determined by applying the markings and beads at the specification requirements to dry pavements at a low temperature of 50 °F and high temperature of 120 °F. Run tests at the manufacturer’s highest and lowest recommended application humidity. The marking materials will be applied at the manufacturer’s recommended application temperature. The “no tracking” time will be determined by passing over the line with a passenger car at a speed of 25 to 35 mph in a simulated passing maneuver. A line showing no visual deposition of the material to the pavement surface when viewed at a distance of 50 ft will be considered as showing “no tracking” and conforming to this requirement for time to “no track”.
3.Prime Pigment Content, percent by weight of paint White ASTM D1394 13.9 -- Yellow ASTM D126 or Department approved lab method 13.8 --
4.Pigment Content, percent by weight of paint ASTM D2698 White -- 40 Yellow -- 41
5.Nonvolatile Vehicle Solids Content, percent by weight of paint FED STD 141C, Method 4053.1 White 31 -- Yellow 29 --
6.Fineness of Dispersion, ASTM D1210 micrometers 50 --
7.Bleeding Ratio, Fed. Std. TT-P-115F, Section 4.3.2 White 0.93 -- Yellow 0.92 --
8.Color:
a.White, Daylight Directional Reflectance, ASTM E1347 85 --
b.Yellow
1.Refer to Highway Yellow Color Tolerance Chart PR Color No. 1, June, 1965 U.S. Dept. of Transportation, FHWA: Yellow, Color Difference 595-33538, ASTM D2244 50 --
i.Measure E, L, a, b as Cielab, Source “C” L +0.75 +1.0 a +0.9 +1.7 b +4.4 +5.1
9.Dry Opacity, ASTM D2805 at 0.005 wet Fed Std 141 No 4121 Process B, Method A, white and yellow 0.97 --
10.Condition in container, Fed Std 141 No 3011.2, hand stirring by spatula, minutes Prequalify materials according to Supplement 1047. Use materials certified according to Supplement 1089. Furnish materials according to the Department’s Approved List.
740.04 Thermoplastic Pavement Marking. Furnish thermoplastic pavement marking material
formulated expressly for use as retroreflective pavement markings on asphalt concrete or Portland cement concrete pavement. Furnish material that includes a mixture of Alkyd resins -19% minimum by weight at least one of which is solid at room temperature, and contains premixed uncoated glass beads 740.09 Type C, 30% minimum by weight. Ensure that the ingredients are well mixed so that all parts are evenly dispersed throughout. Ensure that there are no foreign objects, skins, dirt, or such ingredients that would cause staining, discoloration, or bleeding . Furnish suitable materials for application in molten form by extrusion method. Ensure that the material is capable of retaining reflective glass beads, 740.09 Type C, after application.
A.Specific Gravity. Ensure that the thermoplastic compound has a specific gravity of 1.6 to 2.3 at 77 °F ASTM D792.
B.Flowability. Meet percent residue requirements according to
1.AASHTO M 249, Section 4.3.6 and
2.AASHTO M 249, Section 4.3.8
C.Drying Time. AASHTO M249, section 4.3.2.
D.Field Placement Stability. After proper application and drying time, ensure that the material is not tacky and does not have an appreciable deformation or discoloration when subjected to typical vehicular traffic, and in air or road temperatures between -30 and 140 °F. Ensure that when the material is properly applied that it forms markings of a constant cross -section with a uniform density and character. Ensure that the markings maintain their original shape and pavement position.
E.Ring and ball Softening Point. Furnish a material that has a softening point of not less than 190 °F when tested according to ASTM E 28.
F.Impact Resistance. AASHTO M 249, section 4.3.4
G.Pigment Content. Furnish yellow material containing lead-free Pigment Yellow 83 produced to meet the requirements of AMS -STD-595A Color No. 13538. Furnish white material containing a minimum of 10 percent Titanium Dioxide-Rutile Type -2 by weight of white pigment.
H.Color. AASHTO M 249, section 4.3.1
I.Yellowness Index, AASHTO M 249, section 4.3.7 Prequalify materials according to Supplement 1047. Use materials certified according to Supplement 1089. Furnish materials according to the Department’s Approved List.
740.05 Preformed Pavement Marking. Furnish the preformed material suitable for
retroreflective pavement markings on asphalt concrete or portland cement concrete pavement. Furnish material that is free of cracks and that has edges that are straight, true, and unbroken. Ensure that the material is flexible, formable, and suitable for application with an adhesive without heating . Ensure that the material has a uniform surface layer of firmly bonded glass beads to provide the initial minimum specific luminance values specified for the various types of material. Furnish material that resists deterioration by contact with highway deicing chemicals or because of the oil content of asphalt concrete pavement, or from oil droppings and other effects of traffic.
A.Type A1 Material. Furnish Type A1 material conforming to ASTM D4505, Level 1, Classes 2 or 3, and that have a thickness of not less than 0.090 inch, including any pre-coated adhesive layer.
B.Type A2 Material. Furnish Type A2 material conforming to ASTM D4505, Level 1, Classes 2 or 3, , and that have a thickness of not less than 0.060 inch, including any pre-coated adhesive layer.
C.Type A3 Material. Furnish Type A3 material conforming to ASTM D4505, Level 1, Classes 2 or 3, skid resistance level A, and that have a minimum thickness at the thinnest portion of the cross - section of not less than 0.020 inch, including any pre-coated adhesive layer. Prequalify materials according to Supplement 1047. Furnish materials according to the Department’s Approved List.
D.Type A4 Material. Furnish Type A4 material conforming to ASTM D4505, Level 1, Classes 2 or 3, skid resistance level A, and that have a minimum thickness at the thinnest portion of the cross - section of not less than 0.020 inch, including any pre -coated adhesive layer. Furnish material to meet minimum initial wet retro reflectance values for wet conditions in accordance with Table 740.05.D-1. Table 740.05.D-1 Minimum Initial Retroreflective Values for Wet Conditions ASTM Testing Condition Color White Yellow Wet Recovery (ASTM E2177) 250 200 Wet Continuous (ASTM E2832) 100 75 Prequalify materials according to Supplement 1047. Furnish materials according to the Department’s Approved List.
740.06 Work Zone Pavement Marking. Furnish work zone pavement marking material
conforming to ASTM D 4592, Type I (removable) or Type II (non -removable) with the following modifications:
A.Type I (removable): 0.030-inch minimum thickness.
B.Type II (non-removable): 0.015-inch minimum thickness. Furnish materials according to the Department’s Approved List.
740.07 Epoxy Pavement Marking Material. Ensure that the material supplied is a 100 percent
solids two-part epoxy system capable of being applied at ambient temperature down to 50 °F. Furnish a material capable of retaining reflective glass beads 740.09 Type A and Type D, after application. Furnish epoxy conforming to the following requirements:
A.Formulation. Ensure that the epoxy is designed to provide simple volumetric mixing ratio of its components (such as 2:1).
B.Epoxide Number. Ensure that the epoxide number of the epoxy resin is the manufacturer’s target value 0.05 as determined by ASTM D1652 for both white and yellow Part A on a pigment free basis.
C.Amine Number. Ensure that the amine number of the curing agent (Part B) is the manufacturer’s target value 50 according to ASTM D2074 on a pigment free basis.
D.Laboratory Drying Time. Ensure that the pavement marking material, when mixed in the proper ratio and applied at the properly prescribed wet film thickness at 75 2 °F (24 0.5 °C) and with the proper saturation of glass beads, exhibit a no tracking time conforming to Table 740.07-1 when tested according to ASTM D711.
E.Field Time to No -Track. Furnish pavement marking material that will be in “no tracking condition” conforming to Table 740.07-1. The “no tracking condition” will be determined by applying the markings and beads at the specification requirements to dry pavements at a low temperature of 45 °F and high temperature of 120 °F. Run tests at the manufacturer’s highest and lowest recommended application humidity. The marking materials will be applied at the manufacturer’s recommended application temperature. The “no tracking” time will be determined by passing over the line with a passenger car at a speed of 25 to 35 mph in a simulated passing maneuver. A line showing no visual deposition of the material to the pavement surface when viewed at a distance of 50 ft will be considered as showing “no tracking” and conforming to this requirement for time to “no track”. Protect the line from tracking during the setting period by coning off or as shown on the plans.
F.Field Curing. Furnish epoxy pavement marking material capable of fully curing at a constant surface temperature of 45 °F or above.
G.Hardness. Furnish epoxy pavement marking materials, when tested according to ASTM D2240, that have a Shore D Hardness of between 70 and 90. Allow samples to cure at room temperature 75 2 °F for a minimum of 24 hours and a maximum of 72 hours before performing the indicated test.
H.Certified test data. Provide a material manufacturer’s certified test data showing the material complies with the provisions of this specification. The provisions of a certification of compliance do not waive a state inspection, sampling, or testing.
I.Infrared Spectra. Supply a copy of the infrared spectra of each component on each lot number
J.Material Performance Qualifications. Ensure that the manufacturer has expertise and performance history including: completed and passed service tests according to Supplement 1047. ; verifiable installations; ample production capacity; proper facility; compliance with EPA regulations; and has a verifiable quality control program.
K.Condition in Container. Fed Std 141 No. 3011.2 Hand stirring by spatula. 5 minutes maximum. TABLE 740.07-1 Description Slow Dry Epoxy Requirement Fast Dry Epoxy Requirement Laboratory Dry Time ASTM D711 ≤ 45 minutes ≤ 10 minutes Field Time to No-Track Between 15 to 45 minutes < 10 minutes Prequalify materials according to Supplement 1047. Use materials certified according to Supplement 1089. Furnish materials according to the Department’s Approved List.
740.08 Heat-Fused Preformed Plastic Pavement Marking Material. Furnish heat -fused
preformed thermoplastic pavement marking materials conforming to the following: Material Type Thickness Pre-heat Post-heat Type A90 90 mil Yes Yes Type B90 90 mil No Yes Type A125 125 mil Yes Yes Type B125 125 mil No Yes Furnish heat-fused preformed thermoplastic pavement marking materials conforming to AASHTO M249 with the following the following requirements:
A.Pigments. Furnish white material with sufficient titanium dioxide pigment to meet FHWA Docket No. FHWA -99-6190 Table 5 and Table 6 as revised and corrected. Furnish yellow material with sufficient pigment to meet FHWA Docket No. FHWA -99-6190 Table 5 and Table 6 as revised and corrected. The yellow pigments must be organic and must be heavy-metal free.
B.Heating indicators. Furnish the material with the top surface of the material (same side as the factory applied surface beads) shall have regularly spaced indents. The closing of these indents during application, shall act as a visual cue that the material has reached a molten state allowing for satisfactory adhesion and proper bead embedment, and as a post -application visual cue that the application procedures have been followed.
C.Skid Resistance. Furnish the material with properly applied and embedded surface beads, must provide a minimum resistance value of 45 BPN when tested according to ASTM E 303.
D.Environmental Resistance. Furnish the material that must be resistant to deterioration due to exposure to sunlight, water, salt or adverse weather conditions and impervious to oil and gasoline. Ensure that the material contains reflective glass beads, 740.09 Type E. Prequalify materials according to Supplement 1047. Furnish materials according to the Department’s Approved List..
740.09 Glass Beads. Furnish certified test data for the arsenic and lead content of all glass bead
samples sent to the Department for testing to ensure that all glass beads furnished to the Department contain no more than 200 parts per million of arsenic or lead as determi ned in accordance with Environmental Protection Agency testing methods 3052, 6010B, or 6010C, according to SEC 1504 STANDARDS. Section 109 of title 23, United States Code, (r) Pavement Markings. Bulk Color: The L value of a fused bead sample prepared and tested according to supplement 1008 should be greater than or equal to 55. Use materials certified according to Supplement 1089 . Furnish materials according to the Department’s Approved List.
A.Type A. Furnish Type A glass beads conforming to Supplement 1008 and to AASHTO M 247, Type 1 without flotation properties but dual coated (for moisture resistance and adhesion). Ensure that the glass beads for traffic paint are packaged in bags designated “ODOT TYPE A”.
B.Type B. Furnish Type B glass beads for polyester marking material conforming to Supplement 1008 and AASHTO M 247, Type 1 with 50 5 percent flotation coating and ensure that a 50 5 percent moisture resistant coating is retained on each sieve. Ensure that the minimum percent floating equals 90 of flotation coated beads or 40.5 percent of total mixture. Ensure that the glass beads for polyester marking material are packaged in bags designated “ODOT TYPE B”.
C.Type C. Furnish Type C glass beads for thermoplastic material conforming to Supplement 1008 and AASHTO M 247, while meeting the following specification. Ensure that the glass beads have the following gradation when tested according to Supplement 1008. Sieve Size Percent Retained No. 16 (1.18 mm) 3 maximum No. 20 (850 µm) 5 to 20 No. 40 (425 µm) 65 to 95 No. 50 (300 µm) 0 to 5 Coating (Drop-on Beads Only): Furnish glass beads that, at a minimum, have a moisture -proof coating to enhance its embedment in the applied binder film. Ensure that the beads show no tendency to absorb moisture in storage and remain free of clusters and lumps. Ensure that they flow freely from the dispensing equipment at any time when surface and atmosphere conditions are satisfactory for marking operations. Determine the moisture-resistance of the glass beads based on AASHTO T 346 section 9. Ensure the glass bead packaging is clearly marked “ODOT TYPE C”.
D.Type D. Furnish Type D glass beads conforming to AASHTO M 247 Type 4 and Supplement 1008. Ensure that the glass bead packaging clearly indicates “ODOT TYPE D”. Ensure that the gradation of the glass beads follow AASHTO M 247 Type 4, when tested according to Supplement 1008. Coating: Furnish Type D glass beads without flotation properties that are dual coated with a silane-type adherence coating to enhance its embedment in, adherence to the applied binder film, and moisture resistance.
E.Type E. Furnish heat-fused preformed plastic pavement marking materials that contain a minimum of thirty percent (30%) intermixed graded glass beads by weight and factory applied coated surface beads in addition to the intermixed beads at a rate of 1 lb. (± 10%) per 10 sq. ft. Furnish factory applied coated surface beads with the following specifications:
1.Minimum 80% rounds
2.Minimum refractive index of 1.50 Furnish intermixed graded glass beads and factory applied coated surface beads that conform to AASHTO M 247 Type 1 and/or Type 3 as recommended by the manufacturer. Use materials certified according to Supplement 1089 . Furnish materials according to the Department’s Approved List.
740.10 Spray Thermoplastic Pavement Marking.
Furnish spray thermoplastic pavement marking material specially formulated to be used as retroreflective pavement markings on asphalt concrete or Portland cement concrete pavement. Furnish material that includes a mixture of resins, at least one of which is solid at room temperature, and contains uncoated premixed glass beads, 740.09 Type C. Ensure that the ingredients are well mixed so that all parts are evenly dispersed throughout. Ensure that there are no foreign objects, skins, dirt, or such ingredients that would cause staining, discoloration, or bleeding. Furnish suitable materi als for spray application in molten form. Ensure that the material is capable of retaining drop on reflective glass beads, 740.09 Type C, after application.
A.Composition. White Yellow Binder 25% Min. 25% Min. TiO2 Pigment (Type II Rutile) 10% Min. Lead-Free Pigment (Yellow 83) N/A * Inter mixed Glass Beads 30% Min. (by weight) 30% Min. (by weight) Filler 35% Max. 42% Max. *amount of lead -free pigment is at the discretion of the manufacturer, as long as all other compositional requirements are met
B.Binder. Furnish alkyd -based binder consisting of a mixture of synthetic resins, at least one of which is solid at room temperature, and high boiling plasticizers. Ensure at least one third of the binder composition is maleic modified glycerol ester of rosin and is no less than 8 percent by weight of the entire material formulation.
C.Pigment. Furnish titanium dioxide pigment that is a Rutile type with a minimum purity of 92%. Use lead-free Pigment Yellow 83 produced to meet the requirements of AMS -STD-595A Color No. 13538.
D.Filler. Ensure filler to be incorporated with the resins is a white calcium carbonate, silica, or any approved substitute. Ensure that any filler, which is insoluble in 6N hydrochloric acid, passes a 150 μm (No. 100) sieve.
E.Color. Furnish white spray thermoplastic that is pure white and free from any tint and has a minimum daylight reflectance (Y) of 75. When tested according to ASTM D4960 and E313 the yellowness index is not to exceed 0.15. Visually match yellow spray thermoplastic with AMS -STD-595A No. 13538. Ensure daytime reflectance (Y) is greater than 45. Ensure white and yellow colors fall within the chromaticity coordinates of the color box in Appendix A of Supplement Specification 1047.
G.Specific Gravity. Furnish spray thermoplastic material that has a specific gravity of 1.85-2.15.
H.Softening Point. After heating the marking compound for 4 hours ± 5 min. at 375ºF ± 3ºF (190ºC ± 2ºC) and testing in accordance with ASTM E28, ensure material has a minimum softening point of 180ºF (82°C) as measured by the ring and ball method.
I.Bond Strength. After heating the marking compound for 4 hours ± 5 min. at 375ºF ± 3ºF (190ºC ± 2ºC) ensure tensile bond strength exceeds 180 psi (1.24 MPa) when tested in accordance with ASTM D4796.
J.Impact Resistance. After heating the marking compound for 4 hours ± 5 min. at 375ºF ± 3ºF (190ºC ± 2ºC) ensure impact resistance is a minimum of 50 inch pounds (0.576 kilogram meters) when tested in accordance with ASTM D2794. Ensure no cracks or bond loss occurs when a 0. 0625 inch (1.587 mm) thick film drawdown is made at 375ºF ± 3ºF (190ºC ± 2ºC) on an unprimed sandblasted Portland cement concrete block. Test sample with a male indenter 5/8 inch (15.875 mm) and no female Die, at room temperature.
K.Indentation Resistance. When tested according to ASTM D2240 using a Shore Durometer, Type A2, with a 2.2 pound (1 kg) load, ensure hardness is between 5 and 30 after 15 seconds of contact with the sample. Ensure durometer and sample is at 113ºF ± 3ºF (45ºC ± 2ºC). Prequalify materials according to Supplement 1047. Use materials that follow the requirements of Supplement 1089. 748 WATER MAIN AND SERVICE BRANCH MATERIAL
748.00 Acceptance. Follow the requirements listed in each 748 section.
748.01 Ductile Iron Pipe, Joints, and Fittings . Furnish ductile iron pipe conforming to
ANSI/AWWA C151/A21.51 and to ANSI/AWWA C150/A21.50 for thickness design. Furnish pipe with a cement mortar lining conforming to ANSI/AWWA C104/A21.4. Furnish gaskets conforming to ANSI/AWWA for each length of pipe and suitable for the type of joint of the pipe. Ship gaskets in a separate container. Furnish push-on joints, mechanical joints, and boltless restrained joints conforming to ANSI/AWWA C111/A21.11. For restrained joints, ensure that the restraint is a design approved by the owner of the utility and provides a positive lock designed to prevent joint separation. Steel locking segments molded into a gasket to grip the pipe do not meet the requirements for this joint. Ball and socket joints are suited for underwater installations. The Contractor may use ball and socket joints for other types of installations where an appreciable amount of joint deflection and a positive lock against joint separation are required. Manufacture fittings for ductile iron pipe according to ANSI/AWWA C110/A21.10 or ANSI/AWWA C153/A21.53, and ANSI/AWWA C111/A21.11. For fittings 16 inches (406 mm) or larger, use ductile iron only. Ensure that fittings are cement mortar lined according to ANSI/AWWA C104/A21.4. Furnish materials according to the Department’s QPL.
748.02 Polyvinyl Chloride (PVC) Pipe , Joints, and Fittings. Furnish PVC pipe conforming to
AWWA C 900, AWWA C 905, AWWA C909, or ASTM D2241. Furnish push -on type pipe joints conforming to ASTM D3139 with a thickened bell and with a rubber gasket conforming to ASTM F 477. Use PVC, PE, or PB pipe and couplings, and solvent cements made from compounds that are tested and certified as suitable for potable water distribution products by the National Sanitation Foundation (NSF) Testing Laboratory or the Canadian Standards Association Testing Laboratory, or any other similarly accredited testing agency acceptable to the Laboratory. Do not use PVC, PE, or PB pipe and couplings, or solvent cements containing any ingredient i n an amount that has been demonstrated to migrate into water in quantities considered to be toxic, as tested according to Sections 3 and 4 of NSF Standard Number 14. Furnish materials according to the Department’s QPL.
748.03 Polyethylene (PE) Service Branches and Fittings. Furnish PE service branches and fittings
conforming to AWWA C901.Furnish material with plain ends conforming to the potable waterline requirements specified in 748.02. Furnish materials according to the Department’s QPL.
748.04 Glass -Fiber-Reinforced Polymer Mortar Pipe (RPMP), Joints, and Fittings. Furnish
RPMP conforming to ASTM D3517 or AWWA C 950. Design of underground and above ground glass-fiber-reinforced polymer mortar pipe and fittings shall meet design requirements of AWWA M 45: Fiberglass Pipe Design Manual. Furnish double-bell push-on type fiberglass joints conforming to ASTM D4161 and with a rubber gasket conforming to ASTM F 477. Furnish restrained joints and fittings conforming to ASTM D3517 or AWWA C 950. Provide a minimum pipe stiffness of 18 psi. Furnish certified test data as defined in 101.03 to the Engineer.
748.05 Copper Service Branches and Fittings. Furnish copper service branches conforming to
ASTM B 88 (ASTM B 88M), Type K. Assemble branches using flare -type compression fittings conforming to AWWA C800. Ensure a minimum working pressure for the branches of 150 pounds per square inch (1.0 MPa). Use either coil type (temper 060 annealed) or drawn type (temper H) material. Furnish high-quality copper brass fittings with AWWA C800 dimensions. Furnish materials according to the Department’s QPL.
748.06 Steel Pipe Encasement. Furnish steel casing pipe conforming to ASTM A 139/A 139M,
Grade B or ASTM A53, Grade B, that is galvanized on exterior and interior surfaces as specified in Section 711.02. Furnish the manufacturer’s certification. Steel casing pipe shall have a minimum wall thickness as shown below: Pipe Diameter Wall Thickness Wall Thickness (in) (mm) Designation (in) (mm) 4 to 10 100 to 260 Standard 0.237 to 0.365 6.02 to 9.27 12 to 22 300 to 560 Standard 0.375 9.53 24 and larger 600 and larger Extra-strong 0.500 12.7 For steel casing pipe specified to be bored or jacked, provide ungalvanized pipe with 0.500 -inch minimum wall thickness.
748.07 Polyethylene Encasement. Furnish 8-mil (200 m) thick polyethylene encasement material
conforming to ANSI/AWWA C105/A21.5.
748.08 Gate Valve and Valve Box. Furnish ductile iron gate valves conforming to AWWA C509
resilient seated. Gate valves shall open counter-clockwise. Use valves suitable for push-on and mechanical joints for ductile iron pipe and for push-on joints for PVC pipe. Furnish cast iron valve boxes consisting of adjustable two or three-piece with cover and with a base corresponding to the size of the valve. Use heavy -duty type valve boxes for locations within existing or proposed pavement, driveway, or other traveled ar eas. Ensure that valve boxes are coated with an asphaltic coating by the manufacturer. The cover shall have the word “WATER” cast in it. Furnish materials according to the Department’s QPL.
748.09 Inserting Valve and Valve Box. Furnish inserting valves that operated like ordinary gate
valves, with the same gate and seating assembly as AWWA C509 gate valves. Furnish material that consist of a two-piece sleeve for assembly around the main the valve, and a valve box conforming to
748.08 Furnish the equipment necessary to drill the main wall and insert the valve according to the
manufacturer’s recommendations. Furnish materials according to the Department’s QPL.
748.10 Cutting-in Sleeve, Valve, and Valve Box. Furnish cutting-in valves with the same gate and
seating assembly as AWWA C509 gate valves. Furnish material that consists of a cutting -in sleeve and valve suitable for assembling over the ends of a cutout length of existing pipe, according to the manufacturer’s recommendations, and a valve box conforming to 748.08. Furnish sleeves and valve joints of the mechanical joint type. Furnish materials according to the Department’s QPL.
748.11 Tapping Sleeve, Valve, and Valve Box. Furnish tapping valves with the same gate and
seating assembly as AWWA C509 gate valves. Furnish material that consists of a two-piece sleeve for assembly around the main, the valve, and a valve box conforming to 748.08. Furnish cast iron, epoxy- coated steel, or stainless steel tapping sleeves. Furnish the equipment necessary to drill the main wall through the valve according to the manufacturer’s recommendations. Furnish materials according to the Department’s QPL
748.12 Tapping Saddle and Corporation Stop. Furnish iron, bronze, brass, or, AWWA C223,
stainless steel tapping saddles. Furnish band type or double -strap type tapping saddles, with International Pipe Standard (IPS) tapping or AWWA tapered thread inlet. For use with saddles, provide bronze alloy corporation stops with IPS inlet thread of AWWA tapered thread and with outlet thread compatible with connecting pipe, without special adapters. For direct tapping, provide bronze alloy corporation stops with AWWA tapered inlet thread and with outlet thread compatible with connecting pipe, without special adapters. Furnish materials according to the Department’s QPL.
748.13 Service Stop and Service Box. Furnish bronze service stops with coupling threads
conforming to AWWA C800. Use service stops designed so that water pressure from the inlet side of the body provides additional sealing action. Furnish service stops that open counter-clockwise. Use Buffalo type service boxes. Furnish covers that have the word “WATER” cast in raised letters. Securely fasten covers with a bronze or brass bolt. Furnish materials according to the Department’s QPL.
748.14 Meter, Setting, Stop, and Chamber. Furnish meter setting yokes that allow the meter to
be readily installed without disturbing piping. Furnish angle pattern meter stops with lock wings for the street side of the meter piping. Furnish check valves for the customer side of the meter pipin g. Furnish chambers composed of concrete, vitrified clay, PVC, or PE. Furnish double walled, tightly fitting lids.
748.15 Fire Hydrant. Furnish cast iron, dry-barrel post type fire hydrants conforming to AWWA
C502, with the following modifications: Furnish hydrants incorporating an approved groundline breakable flange and valve stem coupling. Furnish compression type hydrants with the valve opening against the pressure. Ensure that the valve end of the valve stem is designed to eliminate contact of dissimilar metals. Ensure that the valve stem is at least 1-inch (25 mm) diameter or 1-inch (25 mm) square steel between the hydrant operating nut and the valve, except for the valve stem coupling located at the point corresponding to the breakable flange. Furnish a main valve port that is at least 4 1/4-inch (108 mm) diameter. Furnish a rubber faced valve. Ensure that the hydrant is designed so the nozzles may be oriented to point in any direction. Ensure that the hydrant connection to the pipe has at least a 6 inches (150 mm) inside diameter. Furnish push- on or mechanical type joints conforming to ANSI/AWWA C111/A21.11. Ensure that the hydrant has one center -front pumper nozzle of 4 -inch (100 mm) internal diameter with male threads to match the fire apparatus of the maintaining agency. Furnish two hose or streamer nozzles of 2 1/2 -inch (63 mm) internal diameter with male threads to match apparatus of the maintaining agency. Ensure that nozzle sections are designed to lock into the hydrant body using locking lugs or threads. Furnish nozzles with threaded cast iron caps having an integral nut of the same design as the hydrant operating nut. Contact the maintaining agency to determine the desired color and number of coats of enamel for the hydrants. Furnish materials according to the Department’s QPL.
Referenced in this section
Pavement Marking Material in other states
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Source: Construction and Material Specifications, 2023 (rev. 7/17/2026) Edition. Pages 880–892 of 892. View official source ↗