7-21
707.11 Zinc - Coated (Galvanized) Corrugated Steel Pipe This pipe shall conform to
the requirements of AASHTO M 36/M 36M using steel sheet conform ing to AASHTO M 218.
707.14 Aluminum Alloy Structural Plate Pipe, Pipe Arches, Arch es, Box Culverts,
and Fasteners Plates for this pipe shall conform to the require ments of AASHTO M 219/M 219M. Bolts and nuts shall conform to the requirements of ASTM F 468M alloy 6061-T6 and F 467 alloy 6061-T6. SECTION 708 - PAINTS AND PRESERVATIVES
708.01 Exterior Ready Mixed Paint Exterior paint for wood str uctures should be a
good quality house paint approved by the Resident.
708.03 Pavement Marking Paint Paint for final and temporary p avement marking
shall meet the requirements of the Maine DOT Maintenance Fast-D ry Water-Based Traffic Paint on file at the Traffic Section in Augusta. Glass beads shall conform to the requirements of AASHTO M 247, Type I.
708.04 Tree Wound Paint Tree wound paint shall be an approved waterproof,
adhesive, and elastic paint, manufactured and customarily used for painting cuts on trees. It shall contain an antiseptic ingredient and be free from kerosen e, creosote, coal tar, or any other injurious material.
708.05 Timber Preservative Timber preservatives shall conform to the
requirements of AASHTO M 133 and AWPA Standard U1. All preserv atives shall meet the requirements of the US EPA regulations under the Feder al Insecticide, Fungicide and Rodenticide Act. SECTION 709 - REINFORCING STEEL AND WELDED STEEL WIRE FABRIC
709.01 Reinforcing Steel Reinfor cing steel, whether plain, gal vanized, epoxy coated, or
zinc and epoxy dual-coated, shall be deformed bars conforming t o the requirements of AASHTO M31 (ASTM A615). Bars shall be Grade 60 unless otherwis e specified on the Plans. Epoxy coated reinforcing st eel shall also conform to th e requirements of AASHTO M284 (ASTM A775). The requirement s of AASHTO M284 (ASTM A775), Sections 5.2.1, 5.3, 5.4, and 15.1 shall be mandatory. Zinc and epoxy dual-coat ed reinforcing steel shall conform to the requirements of ASTM A1055. Low-carbon, chromium, reinforcing steel shall be deformed bars conforming to the requirements of ASTM A1035. Bars shall be Grade 100 unless oth erwise specified on the Plans. Stainless Steel Reinforcement shall be deformed stainless stee l bars conforming to the requirements of ASTM A955. Bars shall be at a minimum Grade 60, unless otherwise specified on the Plans. The chemical composition shall conform to one of the types list ed 7-22 in Table 2 of ASTM A955 or UNS S32304 Duplex . Heat treatment condition per ASTM A955 is hot rolled. Bars shall be finished in accordance with A STM A955, section 15. Fabricated deformed steel reinforcing grids shall conform to t he requirements of AASHTO M54 (ASTM A184). Welding a nd welder qualifications for reinforcing bar grids shall conform to the requirements in Section 503.
709.02 Welded Steel Wire Fabric Welded steel wire fabric shall meet the requirements
of AASHTO M 336 Standard Specifi cation for Steel Wire and Welde d Wire, Plain, and Deformed, for Concrete Reinforcement.
709.03 Steel Strand Prestressing strand shall meet the require ments of AASHTO M
203 Steel Strand, Uncoated Seven-Wire for Concrete Reinforceme nt. Lateral post-tensioned strands for pre-cast/post-tensioned conc rete products shall be 0.600 inch diameter AASHTO M 203 strand with a corrosion inhibi tive coating covered with an extruded polypropylene sheath. SECTION 710 - FENCE AND GUARDRAIL
710.01 Barbed Wire Barbed wire shall conform to the requireme nts of AASHTO M
280. The Design number shall be 12-4-5-14R with, coating Type Z , metallic coating Class 3 if zinc coated or coating Type A, (0.30 oz/ft²) if aluminum coa ted.
710.02 Woven Wire Wire and stays shall conform to the require ments of AASHTO
M 279. The Design number shall be 1047-12-11,Grade 60,coating T ype Z, coating Class 3 if zinc coated. The Design number shall be 1047-12-11, Grade 60, c oating Type A,if aluminum coated.
710.03 Chain Link Fabric Chain Link fabric shall conform to t he requirements of
AASHTO M 181, Type I, Class D if zinc coated, or Type II if alu minum coated, or Type IV, Class B if PVC coated. The wire shall be 9 gauge and the mesh shall be 2 inch unless otherwise noted on the plans. Tension wire shall be seven gauge (0.177 inch diameter) steel coil spring wire and have a zinc coating or an aluminum coating . Zinc coating shall be Class 3 and aluminum coating shall be a minimum of 0.4 oz/ft².
710.04 Metal Beam Rail Galvanized steel rail elements shall c onform to the
requirements of AASHTO M 180, Class A, Type II. When corrosion resistant steel is specified, rail shall conform to AASHTO M 180, Class A, Type IV. Beams of corrosion resistant steel shall not be pai nted or galvanized. They shall be so handled and stored that the traffic face of these beams, used in a continuous run of guardrail, shall not show a distinctive color differential.