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Question:

What does waveform guardrail "Gr-A-4E" mean?

What does waveform guardrail "Gr-A-4E" mean?

Answer:

A: crash rating Am: crash rating4E: column into the soil, column spacing 4 meters 2E: column into the soil, column spacing 2 meters
Gr-A-4E: two roadside guardrailGr: wave beam guardrail Grd: corrugated beam guardrail
Double wave beam guardrail, length 4320mm, width 310mm, wave height 85mm, plate thickness: 3mm, 4mm;Round column: specifications 140mm length, according to requirements, usually 2 meters, 2.15 meters, wall thickness 4/4.5MM; theoretical weight: 140mm 15.04kg/m. Phi

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