Specifications include, but are not limited to: 3.1.1 W24 X 117 - 46' LONG STEEL BEAM (32,292 lbs.) 3.1.1.1 W24 X 117 - 46' long must be AASHTO M270 Grade 50 (ASTM A709 Grade 50) Steel. 3.1.2 FLAT PLATE 3/4"X10"-20' LONG (1,530 lbs.) 3.1.2.1 Flat, 3/4"X10"-20'long must be AASHTO M270 Grade 50 (ASTM A709 Grade 50) Steel. 3.1.3 FLAT PLATE 3/4"X4"-20' LONG (408 lbs.) 3.1.3.1 Flat, 3/4"X4"-20' long must be AASHTO M270 Grade 50 (ASTM A709 Grade 50) Steel. 3.1.4 FLAT PLATE 1/2"X4"-20' LONG (544.8 lbs.) 3.1.4.1 Flat, 1/2"X4"-20' long must be AASHTO M270 Grade 50 (ASTM A709 Grade 50) Steel. 3.1.5 CHANNEL C9X20-20' LONG (1,200 lbs.) 3.1.5.1 Channel, C9X20-20' long must be AASHTO M270 Grade 50 (ASTM A709 Grade 50) Steel. 3.1.6 W6X9-20' LONG STEEL BEAM (540 lbs.) 3.1.6.1 W6X9-20' long must be AASHTO M270 Grade 50 (ASTM A709 Grade 50) Steel. 3.1.7 FLAT PLATE 1/2"X2' 1" - 15' LONG (1,275 lbs.) 3.1.7.1 Flat, 1/2"X2' 1" - 15' long must be AASHTO M270 Grade 50 (ASTM A709 Grade 50) steel.
