716Luminaires

716.1 Description

This Work consists of providi ng and installing Luminaires on St andards, Bridge Structures, or sign supports. T his Work also includes lamps, d rivers, ballasts, photocell control units, necessary mounting hardware, and specified wirin g. The Contractor shall install outdoor lighting in accordance wit h the New Mexico Night Sky Protection Act (NMSA 1978, § 74-12-1 et seq.); as detailed in t he latest applicable UBC™. The Contractor shall obtain the UBC™ from the State Constructio n Industries Division.

716.2 Materials

716.2.1 Roadway Luminaire

The Contractor shall provide horizontal-burning, Roadway Lumina ires with two (2) inch slip fitters on the house side for mounting on a Type V Standar d, in accordance with the Contract. The Contractor shall provide the lamp type (LED or high-pressur e sodium), lamp wattage, and line voltage in accordance with the Contract. The Contractor shall provide power supply or ballasts pre-wired to the lamp socket (may use quick-disconnect plugs), requi ring only connection to the p ower supply terminal block (screw type). The Contractor shall provide a polycarbonate-type terminal bloc k.

716.2.1 1 Glassware

The Contractor shall provide flat, borosilicate glassware.

716.2.1 2 Reflector and Socket

The Contractor shall provide anodized aluminum reflectors. The Contractor shall provide high-grade porcelain sockets wit h both axial and vertical adjus tment.

716.2.1 3 Mounting Requirements

The Contractor shall mount the refractor in a doorframe assembl y, hinged to the Luminaire at the house side, and fastened at the Street side wi th an automatic latch. The Contractor shall secure the reflector and lamp socket to the up per housing. The Contractor shall ensure the refractor and doorframe assembl y are forced upward at the Street side by spring pressure against a gasket seat when i n the closed and latched position. The Contractor shall provide easily removable power supply powe r-pack ballasts connected with quick-disconnect pl ugs. The Contractor shall pr ovide a separate rear door allowing access to the ballast, not disturbing the sealed optic al system. A single door allowing access to the ballast, other electrical components and the opti cal system is Acceptable if the ballast and other electrical components are removable with a sc rew driver. The Contractor shall provide the slip fitter capable of clampin g on one (1) inch or two Section 716: Luminaires Page 896 (2) inch pipe brackets without r emoving the clamping device. A lso, the Contractor shall provide the slip fitter capable o f leveling of the Luminaire ho rizontally ± three degrees (3°). The Contractor shall provide gaskets of a breathing Material ca pable of filtering and sealing the fixture, capable of w ithstanding the temperatures c reated by the Luminaire. The Contractor shall secure the gaskets in place. The Contractor shall provide die-cast aluminum housings and ref ractor rings. The Contractor shall provide latch and exposed hinge parts of a non -corrosive Material. If on a Bridge deck, the Contractor shall mount poles on vibrat ion-dampening pads. The Contractor shall provide fixtures with lamp stabilizers to redu ce the potential for damage from vibration, and certified to withstand a 3G-vibration test. 716.2.1.4 Photocell Controller If specified, The Contractor shall provide an individual photocell controller on the top of the housing, mounted inside, or outside. The Contractor shall provide a polycarbonate photo- control receptacle.

716.2.1 5 LED Luminaire

The publications listed below form a part of this Specificatio n to the extent referenced. Versions listed shall be super seded by updated versions as they become available. A. American National Standards Institute (ANSI): 1. C136.2-2004 (or latest), American National Standard for Road way and Area Lighting Equipment—Luminaire Voltage Classification; 2. C136.10-2010 (or latest), American National Standard for Roa dway and Area Lighting Equipment - Locking-Type Photo control Devices and Mat ing Receptacle Physical and Electrical Interchangeability and Testing; 3. C136.15-2011 (or latest), American National Standard for Roa dway and Area Lighting Equipment – Luminaire Field Identification; 4. C136.22-2004 (R2009 or latest), American National Standard f or Roadway and Area Lighting Equipment – Internal Labeling of Luminaires; 5. C136.25-2009 (or latest), American National Standard for Roa dway and Area Lighting Equipment – Ingress Prot ection (Resistance to Dust, So lid Objects and Moisture) for Luminaire Enclosures; 6. C136.31-2010 (or latest), American National Standard for Roa dway Lighting Equipment – Luminaire Vibration; and 7. C136.37-2011 (or latest), American National Standard for Roa dway and Area Lighting Equipment - Solid State Light Sources Used in Roadway and Area Lighting. B. Illuminating Engineering Societ y of North America (IESNA or IES): 1. DG-4-03 (or latest), Design Guide for Roadway Lighting Maint enance; 2. HB-10-11 (or latest), IES Lighting Handbook, 10th Edition; 3. LM-50-99 (or latest), IESNA Guide for Photometric Measuremen t of Roadway Lighting Installations; 4. LM-79-08 (or latest), IESNA Approved Method for the Electric al and Photometric Measurements of Solid-Sate Lighting Products; 5. LM-80-08 (or latest), IESNA Approved Method for Measuring Lu men Maintenance 6. RP-8-00 (or latest), ANSI / IESNA American National Standard P r a c t i c e f o r Roadway Lighting; 7. TM-3-95 (or latest), A Discussion of Appendix E - "Classific ation of Luminaire Lighting Distribution," from ANSI/IESNA RP-8-83; 8. TM-15-11 (or latest), Luminaire Classification System for Ou tdoor Luminaires; and 9. TM-21-11 (or latest), Projecting Long Term Lumen Maintenance of LED Light Sources. C. Institute of Electrical and Electronics Engineers (IEEE ): 1. IEEE C62.41.2-2002 (or latest), IEEE Recommended Practice on Characterization of Surges in Low-Voltage (1000 V and less) AC Power Circuits; a nd 2. ANSI/IEEE C62.45-2002 (or latest), IEEE Recommended Practice on Surge Testing for Equipment Connected to Low-Voltage (1000 V and Less) AC Pow er Circuits. D. National Electrical Manufac turers Association (NEMA ): 1. ANSI/NEMA/ANSLG C78.377-2008 (or latest), American National Standard for the Chromaticity of Solid State Lighting Products. E. National Fire Protection Association (NFPA ): 1. 70 – National Electrical Code (NEC). F. Underwriters Laboratories (UL): 1. 1449, Surge Protective Devices; 2. 1598, Luminaires; and 3. 8750, Light Emitting Diode (LED ) Equipment for Use in Lighti ng Product.

716.2.1 5.1 Roadway Luminaire

The Contractor shall provide Roadway Luminaire consisting of a housing, LED light source, photo-control device (if specified) and electronic driv er (power supply). The power supply shall be integral to the unit. The Contractor shall provide the LED light source, lamp wattag e, and line voltage in accordance with the Contract. The Contractor shall provide a two (2) inch slipfitter able to be mounted on the NMDOT Type V standard without any addition external hardware. The Contractor shall provide Luminaire capable of operating in a temperature range of negative forty degrees (-40°) C to 40° C (approximately -40° F to 104° F). The Contractor shall provide Luminaire with ANSI C136.41 photo -control receptacle for future upgrading if required by Contract. Luminaire shall be compliant with UL 1598 and suitable for use in wet conditions. Each Luminaire shall have an IEC 529 Ingress Protection rating of IP 66 or greater. Lumen maintenance shall be measured in accordance with IESNA LM-80 an d long-term lumen maintenance shall be measured in accordance with IESNA TM-21. Luminaire light source and driv ers shall be Restriction of Haz ardous Substance Directive (RoHS) compliant. Luminaire shall be constructed such that LED modules may be re placed or repaired Section 716: Luminaires Page 898 without replacement of whole Lu minaire. All needed electrical and electronic components shall have quick-disconnect type connectors.

716.2.1 5.2 Mounting Requirements

The Contractor shall provide heavy-duty cast aluminum housing. Housing shall be designed to allow water shedding. All hardware on the exterior of the housing, including cover, latch, and exposed hinge parts shall be of a non-corrosi ve Material such as stainless steel, zinc or steel with zinc alloy electroplate and chromate top coat. Exterior painting for additional corrosion resistance s hall be as specified in the Co ntract. The Contractor shall provide housing that is easy to open when mounted or when placed on the ground. All internal parts shall be readily accessible. The Contractor shall provide gaskets capable of filtering and sealing the fixture, and capable of withstanding the temp eratures created by the Luminai re. The Contractor shall provide a two (2)-bolt or four (4)-bolt s lipfitter mount capable of clamping on a nominal two (2) i nch pipe tenon. Slipfitter moun t shall allow a minimum of four

716.2.1 5.3 Photometric Requirements

The Contractor shall provide a completely sealed optical syste m with an (IEC) IP rating of 66 or greater. Testing shall be in accordance with IESNA LM-79 and at an ambient temperature of 25° C. The Contractor shall provide a nominal corrected color tempera ture (CCT) range of 4000K to 4500K in accordance with NEMA C78.377. The color rend ering index (CRI) shall be 70 or greater. The Contractor shall provide Luminaire with a Backlight, Uplig ht and Glare (BUG) rating (calculated per IESNA TM-15) as follows: 1. Backlight rating shall not exceed three (3); 2. Uplight rating shall not exceed zero (0); and 3. Glare rating shall not exceed three (3). Section 716: Luminaires Page 899 The Contractor shall provide Luminaire with a minimum efficacy of 80 lumens per watt. The Luminaire shall provide a rated life of 70,000 hours when o perated at 77°F (25°C) for 12 hours per Day. The Luminaire shall deliver a minimum of 70% of initial delivered lumens after 70,000 hours of operation. The Contractor shall provide a TM-2 1 calculation and lumen depreciation factor calculated at 25°C at 70,000 hours upon req uest. The Contractor shall provide Luminaire with over optical eleme nts capable of providing IESNA Type II, III, IV, or V distributions as specified. All L ED's shall provide the same optical pattern such that catastrophic failures of individual LED's wil l not constitute loss in the distribution pattern. If specif ied in the Contract, the Contra ctor shall submit photometric data in IES format to the Project Manager for approval.

716.2.1 5.4 Electrical Requirements The Contractor shall provide Luminaire capable of operating fr om a 60 HZ ± 3 HZ AC line

over a voltage ranging from 110 VAC to 480 VAC. Fluctuations o f line voltage shall have no visible effect on the luminous output. The Contractor shall provide Luminaire electrical components w ith a lifetime rating of 70,000 hours or greater. The Contractor shall provide a minimu m rated drive life of 70,000 hours. The Contractor shall provide Luminaire with a Power Factor (PF ) of 0.90 or greater and less than 20% Total Harmonic Distortion (THD) under full load. The Contractor shall provide Luminaire with integral surge pro tection devices (SPD) to withstand high repetition noise transients as a result of utili ty line switching, nearby lightning strikes, and other interference. The SPD shall conform to UL 1 449 and performance shall be tested in accordance with IEEE C62.41 (Class C) and IEEE C62.41 . The SPD shall be field replaceable. The Contractor shall provide Luminaire with thermal management of sufficient capacity to assure proper operation over the expected useful life.

716.2.1 5.5 Photo-control Device

The Contractor shall provide Luminaire with an individual phot o-control device on the top of the housing, mounted inside or outside, if specified in the Contract. The photo-control device shall meet ANSI C136.10 standards.

716.2.1 5.6 Warranty

1. The entire Luminaire assembly including Materials, workmansh ip, photometrics, labor, power supply and LED modul es shall have a minimum five ( 5) year warranty from the date of Acceptance. 2. If more than five percent (5%) of the individual LED's fail within the warranty period the Luminaire must be repaired or replaced. 3. The warranty will not be affected by opening the power door and/or accessing the electrical cavity. 4. The specified paint finish s hall have a minimum five (5) yea r warranty from the date of Acceptance.

716.2.2 High-Mast Luminaire (Non LED)

Section 716: Luminaires Page 900 The Contractor shall provide area, vertical-burning type, high- mast Luminaires for mounting above 60 ft. The Contractor shall use Luminaires cons isting of weatherproof cast aluminum or formed aluminum balla st housing, a cast aluminum sl ip fitter frame, and a bell-shaped optical assembly. The Contractor shall ensure that the lamp type, lamp wattage, and line voltage are in accordance with the Contract. The Contractor shall ensure the slip fitter accepts a two (2) i nch bracket and is adjustable three degrees (3°) up or down. The Contractor shall provide a pre-wired terminal board to accommodate from No. 6 to No. 14 AWG wire. The Contractor shal l provide a mogul multiple pre-wired, porcelain enclosed lamp socket with integral lamp gr ip that is adjustable to control the angle of maximum lumens. The Contractor shall provide anodized, aluminum reflectors. The Contractor shall submit photometric data to the Project Man ager for approval. The Contractor shall provide an optical assembly that allows mo unting of an external shield, if necessary. Unless otherwise specified, the Contractor shall provide open, ventilated optical assemblies. If required, the Co ntractor shall provide borosili cate glass for the bottom of the assembly. If the Contract specifies a closed type, the Contractor shall p rovide an optical assembly with a heat and shock-resistant glass flat lens on the bottom w ith a silicone rubber gasket. The Contractor shall provide gaskets of a breathing Material ca pable of filtering and sealing the fixture, capable of withstanding the temperatures created b y the Luminaire. The Contractor shall provide a ballast, easily removable from t he top of the Luminaire, using bolts or latches and qui ck-disconnect electrical leads. The Contractor shall ensure expo sed parts are of a non-corrosiv e Material.

716.2.3 LED High Mast Luminaire

The Contractor shall provide ve rtical-burning High Mast Luminai res for mounting above 60 feet. High Mast Luminaires shall consist of a weatherproof aluminum housing, an aluminum slipfitter, LED light s ource, photo-control device (if specified) and electronic driver (power supply). The Contractor shall provide the LED light source, lamp wattage , and line voltage in accordance with the Contract. The Contractor shall provide Luminaire capable of operating in a temperature range of negative forty degree (-40°) C to 45° C (approximately -40° F t o 115° F). The Contractor shall provide mount capable of securely attachin g the assembly while providing ± three degrees (3°) of vertical adjustment. The Contractor shall provide open, ventilated optical assemblie s unless otherwise specified. If the Contract specifies a closed assembly, the Co ntractor shall provide an optical assembly with a heat and shock-resistant glass flat lens on the bottom with a gasket capable of filtering and sealing the fixture while withstanding the tem peratures created by the Luminaire. Section 716: Luminaires Page 901 The Contractor shall provide non- corrosive materials for all ex posed parts on the exterior of the housing, including cove rs, latches, and exposed hinge pa rts. The Contractor shall provide High Mast Luminaire compliant with UL 1598 and suitable for use in wet conditions. The Contractor shall provide easy quick-disconnect plugs and ea sy access to LED drivers, surge protection, and terminal block. The Contractor shall provide High Mast Luminaire designed to wi thstand mechanical shock and vibration from high winds and other sources. High Ma st Luminaires shall be certified to withstand a 3G vibration test as determined by IEE E C136.31. The Contractor shall provide Luminaire electrical components wi th a lifetime rating of 100,000 hours or greater. The Contractor shall provide High Mast Luminaire with a Power F actor (PF) of 0.90 or greater and less than 20% Total Harmonic Distortion (THD) under full load. The Contractor shall provide Luminaire with integral surge prot ection devices (SPD) to withstand high repetition noise transients as a result of utili ty line switching, nearby lightning strikes, and other interference. The SPD shall conform to UL 1 449 and performance shall be tested in accordance with IEEE C62.41 (Class C) and IEEE C62.41 . The SPD shall be field replaceable. The Contractor shall provide High Mast Luminaire with a minimum efficacy of 80 lumens per watt. The Contractor shall provide a nominal corrected color temperat ure (CCT) range of 4,000K to 5,000K in accordance with NEMA C78.377. The color re ndering index (CRI) shall be 70 or greater. The Contractor shall provide a sy mmetrical light distribution w ith IESNA Type V FCO (full cut-off). If the Contract specif ies asymmetrical light distrib ution, the Contractor shall provide IESNA Type II or III (FCO) or as o therwise specified in the Con tract. The Contractor shall provide photometric data in IES format to the Project Manager for approval if specified in the Contract. 716.2.4 Area Luminaire and Ornamental Luminaires The Contractor shall provide Area and Ornamental Luminaires tha t are decorative Luminaires mounted on Type V Standards or ornamental poles for rest areas or similar applications. Area and Ornamental Luminaires shall consist of a weatherproof aluminum housing, an aluminum slipfitter, LED light source, photo-contro l device (if specified) and electronic driver (power supply). The Contractor shall provide the LED light source, lamp wattage , and line voltage in accordance with the Contract. The Contractor shall provide non- corrosive materials for all ex posed parts on the exterior of the housing, including cove rs, latches, and exposed hinge pa rts. The Contractor shall provide Area and Ornamental Luminaire comp liant with UL 1598 and suitable for use in wet conditions. The Contractor shall provide easy quick-disconnect plugs and ea sy access to LED drivers, surge protection, and terminal block. The Contractor shall provide Luminaire electrical components wi th a lifetime rating of 70,000 hours or greater. The Contractor shall provide Area and Ornamental Luminaire with a Power Factor (PF) of 0.90 or greater and less than 20% Total Harmonic Distortion (TH D) under full load. The Contractor shall provide Luminaire with integral surge prot ection devices (SPD) to withstand high repetition noise transients as a result of utili ty line switching, nearby lightning strikes, and other interference. The SPD shall conform to UL 1 449 and performance shall be tested in accordance with IEEE C62.41 (Class C) and IEEE C62.41 . The SPD shall be field replaceable. The Contractor shall provide Area and Ornamental Luminaire with a minimum efficacy of 80 lumens per watt. The Contractor shall provide a nominal corrected color temperat ure (CCT) range of 4,000K to 5,000K in accordance with NEMA C78.377. The color re ndering index (CRI) shall be 70 or greater. The Contractor shall provide a sy mmetrical light distribution u nless otherwise specified in the Contract. The Contractor shall provide photometric data in IES format to the Project Manager for approval if specified in the Contract.

716.2.5 Underpass Luminaire

The Contractor shall provide Underpass Luminaires that consist of a weatherproof aluminum housing, mounting hardware, LED light source, and an e lectronic driver (power supply). The Contractor shall provide the LED light source, lamp wattage , and line voltage in accordance with the Contract. The Contractor shall provide Underpass Luminaires that mount di rectly on a wall with surface wiring or over a recessed outlet box. The Contractor shall provide Luminaire capable of operating in a temperature range of negative forty degree (-40°) C to 45° C (approximately -40° F t o 115° F). The Contractor shall provide non- corrosive Materials for all ex posed parts on the exterior of the housing and tamper-resistant latches. The Contractor shall provide Underpass Luminaire designed to wi thstand mechanical shock and vibration from vehicular traffic and other sources. Underpass Luminaires shall be certified to withstand a 3G vibration test as determined by IEE E C136.31. The Contractor shall provide Luminaire with integral surge prot ection devices (SPD) to withstand high repetition noise transients as a result of utili ty line switching, nearby lightning strikes, and other interference. The SPD shall conform to UL 1 449 and performance shall be tested in accordance with IEEE C62.41 (Class C) and IEEE C62.41 . The SPD shall be field The Contractor shall provide a nominal corrected color temperat ure (CCT) range of 3,500K to 4,500K in accordance with NEMA C78.377. The color re ndering index (CRI) shall be 70 or greater. The Contractor shall provide Luminaires capable of illuminating an area equal to one (1) mounting height on either side of the fixture, and two (2) moun ting heights in front of the fixture.

716.2.6 Ballasts

The Contractor shall provide bal lasts for high-intensity discha rge lamps for the primary current and types of lamps, as specified. Unless otherwise spe cified, the ballast shall be an integral part of the Luminaire. The Contractor shall provide b allasts that are in accordance with the appropriate ANSI Standard (see Table 716.2.7.1, “High- Intensity Discharge Lamp/Ballast Requirements.”).

716.2.6 2 High-Pressure Sodium Ballasts

The Contractor shall provide ballasts with isolated primary and secondary windings for 250 W and 400 W high-pressure sodium lamps, and a transient imp ulse level of 10 kV, voltage input range of ± ten percent (10%), and ballast loss of no more than ten percent (10%). If using integrated circuit design ballast, the Contractor shal l provide isolated primary and secondary lamp circuit windings and transient impulse level of 10 kV. The Contractor shall provide constant wattage auto-regulation t ype ballasts for 1,000 W high-pressure sodium lamps. The Contractor shall use ballasts having a transient impulse level of 7.5 kV, a voltage input range of ± ten percent (10%), and a ballast wattage loss of no greater than ten percent (10%).

716.2.7 Fixtures

The Contractor shall provide LED or HID lamps for Luminaries in conformance with the requirements shown in the Contract. The Contractor shall submi tt product Specifications to the Project Manager for Acceptance three (3) weeks prior to ord ering fixtures.

716.3 Construction Requirements

The Contractor shall properly align and level Luminaires in acc ordance with the manufacturer’s and Contract desi gn requirements. Include three (3) single conductors, No. 10 or as specified, to the Standard pole base, or to the nearest s plice point into main distribution feed, for the installation of Luminaires. The Contractor shall properly assemble, level, and align LED Lu minaire in accordance with manufacturer's and Contract design requirements. The Contractor shall provide conduit and wiring to the nearest pull box (splice point into the main distribution feed) and necessary mounting devices for the installation of underpass Luminaries. The Contractor shall place ornamental poles and Luminaries in a ccordance with the Contract requirements and the manufacturer’s recommendations, a s approved by the Project Manager.

716.4 Method of Measurement

Roadway luminaires (Non LED) will be measured on a per unit ba sis. LED Luminaires will be meas ured on a per unit basis. LED Luminaires will be paid for at the contracted unit price p er each unit.

716.5 Basis of Payment

Pay Item Pay Unit Roadway Luminaire Type____ Each Area Luminaire Type____ Each Underpass Luminaire Each High Mast Luminaire Type____ Each Ornamental Pole and Luminaire Each LED Roadway Luminaire Each LED High Mast Luminaire Each LED Underpass Luminaire Each LED Area Luminaire Each LED Ornamental Luminaire Each The Department will s pecify the Luminaire type by lamp watts an d lamp type abbreviations as follows: 1. M—LED-Lighting ; and 2. S—Sodium; a. Example: Type 400S specifies a Luminaire with a 400-watt high-pressure sodium lamp.

716.5.1 Work Included in Payment

The following Work and items will be considered as included in the payment for the main items and will not be measured or paid for separately: 1. Wiring; 2. Conduit; 3. Mounting hardware and ballast; and 4. Photo-control units. Section 720: Vehicular Impact Attenuator Units.and Sand Barrel Impact Attenu ator Units Page 905 SECTION 720: VEHICULAR IMPACT ATTENUATOR UNITS and SAND BARREL IMPACT ATTENUATOR UNITS

720.1 Description

This Work consists of providing and installing vehicular impact attenuator units, and sand barrel impact attenuator units.

720.2 Materials

The Contractor shall provide Materials from the Department’s Ap proved Products List for vehicular impact attenuator units, which the Contractor may obt ain from the State Maintenance Bureau. The Contractor shall use Materials of the manufacturer’s latest approved design. The Contractor shall use Materials of a unifo rm type and from a single manufacturer. The Contractor shall not mix component parts. Suppliers of vehicular impact a ttenuator units proposed for inc luding on the Department's Approved Products List shall submit certification for approval to the Traffic Service s Engineer. The certification shall be a signed and notarized statement pre pared by the manufacturer stating that the Materials proposed for use have met the testin g requirements in accordance with NCHRP Report 350 and/or MASH . The Contractor shall submit manufacturers’ certificates, litera ture, and shop drawings to the Project Manager for approval before fabrication and install ation of the units. The Contractor shall provide Cl ass A concrete, if required by t he Contract for foundations and anchors, in accordance with Section 510, “Portland Cement C oncrete.” The Contractor shall provide reinforcing steel in accordance wi th Section 540, “Steel Reinforcement.”

720.2.1 Vehicular Impact Attenuator Units

720.2.1 1 Manufacturer Identification and Marking

The Contractor shall provide vehicular impact attenuator units identifying the type of unit permanently stamped on each unit. The permanent stamp shall co rrespond with those shown on the shop drawings. 720.2.2 Sand Barrel Impact Attenuators The Contractor shall install sand barrel impact attenuators in accordance with the manufacturer’s recommendations and the traffic control Plan.

720.2.2 1 Color

The Contractor shall provide yellow modules for sand barrel veh icular impact attenuators, unless otherwise specified.

720.2.2 2 Sand

The Contractor shall provide well-graded, dry aggregate for fil ling ballast attenuator barrels. The Contractor shall provide sand in accordance with gradation limits of AASHTO M 6, unless otherwise specified on the Plans or as recom mended by the manufacturer. The Contractor shall ensure the moisture content of the sand does not exceed Section 720: Vehicular Impact Attenuator Units.and Sand Barrel Impact Attenu ator Units Page 906 three percent (3%).

720.2.2 3 Foundation Pads

The Contractor shall place sand barrels in accordance with the following: 1. On pallets of wood or wood composite construction that are n ot more than four (4) inches high. Ensure the lateral dimensions of the pallets are large enough to allow spacing and configuration of the sand barrels in accordance wit h the manufacturer's recommendations. 2. On a hard, dense, and level surface no more than four (4) in ches above adjacent Roadway grade; or 3. As otherwise recommended by the manufacturer.

720.2.3 Reflective Sheeting

The Contractor shall provide the sheeting in accordance with Se ction 701, “Traffic Signs and Sign Structures.”

720.3 Construction Requirements

The Contractor shall fabricate, assemble, and install vehicular impact attenuators in accordance with the manufacturer's recommendations and the appr oved shop drawings. If in-place components of impact attenuators are damaged by tra ffic before Acceptance, the Contractor shall immediat ely repair or replace damaged impa ct attenuators. The Contractor shall obtain on-site assistance from the manufac turer during installation, unless the Contractor can prove previous experience with the in stallation of vehicular impact attenuator units. The Contracto r shall ensure a manufacturer’s representative is present for final Acceptance of the vehicular impact attenuator unit instal lation, as directed by the Project Manager.

720.3.1 Sand Barrel Impact Attenuator

One (1) sand barrel impact attenuat or unit consists of the numb er of sand-filled barrels, as recommended by the manufacturer. If using pallets, the Contractor shall place no more than two ( 2) sand barrels on each pallet. Unless otherwise specified, sand barrel impact attenuators shal l remain the property of the Contractor.

720.4 METHOD OF MEASUREMENT—Reserved

720.5 Basis of Payment

Pay Item Pay Unit Permanent Vehicular Impact Attenuator Unit Each Vehicular Impact Attenuator Unit Work Zones Each Sand Barrel Vehicular Impact Attenuator Unit Each Remove/Reset Impact Attenuator Unit Each Section 720: Vehicular Impact Attenuator Units.and Sand Barrel Impact Attenu ator Units Page 907

720.5.1 Work Included in Payment

The following Work and items will be considered as included in the payment for the main items and will not be measured or paid for separately: 1. Hardware; 2. Pallets; 3. Sand; 4. Concrete; 5. Reinforcing steel; 6. Bolts; 7. Cables; 8. Steel plates; 9. Foundation Materials; and 10. Foundation preparation. Section 721: Pavement Marking Removal Page 908