aashto m180 guardrail standard size
M180. Material Spec AASHTO M180 While the guardrail will meet Type II Class A, the specifications for the bolts and nuts are called out in specific sections of the M180 specification. The major difference for bolts, nuts and even washers is the majority of the requirements are not in M180 but listed in other ASTM specifications referenced by the
The details are below:Highway guardrail can be produced according to types and classes of AASHTO M-180 standard,which has well mechanical properties. Classification:Four types and two classes of guardrail are provided follows:Types:Classes:Type IZinc coated, 550g/m 2 minimum single-spot. Highway Guardrail System AASHTO M180,W Beam GuardrailStandard AASHTO M180 W-beam guardrail system. Standard H steel post W6*9 and W6*15. Transition Railing and MGS terminals. Crash Test Level:TL-3, TL-4. Material:Q235, A36. Specification:4130x310x83x2.75mm. Surface treatment:Hot dipped galvanized. $20.00.
7 rows · Meanwhile, our M180 guardrails have passed the crash testing of TL1, TL2, TL3, TL4 as per MASH.