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equipment in accordance with the manufacturer's instructions for <br /> assembly, installation and testing. The Contractor shall provide <br /> the gate stem support pedestals as shown on the Drawings. <br /> 3.2 STRUCTURAL PLATES AND SHAPES <br /> Portions of the stage level marker and trash rack assembly consisting of <br /> plate or of structural shapes shall be fabricated from ASTM A 36 steel. <br /> 3.3 PIPE <br /> Piping included in the assemblies shall be ASTM A 53, Grade B, Seamless <br /> or ASTM A 139 ERW. <br /> 3.4 PAINT <br /> 3.4.1 PRIMER <br /> One (1) coat TNEMEC Epoxoline Primer, to three (3) mils dry film <br /> thickness. <br /> 3.4.2 FINISH COAT <br /> One (1)coat TNEMEC Epoxoline to four (4) mils dry film thickness <br /> and color equivalent to TNEMEC 2023 Stoneridge. <br /> 3.5 FIELD BOLTS AND CONNECTION <br /> All field bolting and connections shall be ASTM A 307 bolts with one (1) <br /> plate washer and one (1) A 307 nut per bolt unit. <br /> 4 FABRICATION <br /> 4.1 Fabrication of weldments and assemblies shall be to the lines, thicknesses, <br /> and dimensions shown on the Drawings. Special care shall be taken in the <br /> fabrication of the trash racks to ensure that fabricated dimensions do not <br /> vary more than one-quarter inch (1/4") from the dimensions shown on the <br /> Drawings. Materials shall not be allowed to warp or deform during <br /> fabrication. <br /> 4.2 Full penetration welds shall be applied with no skips, gaps, or other missed <br /> application, unless otherwise specified. <br /> 4.3 Where bolt holes and bolt groupings are specified, they shall be punched or <br /> drilled to final dimension. Torch cut holes will not be acceptable. <br /> SPEC.D - STRUCTURAL STEEL <br /> PAGE 3 <br />