How much is it per meter per meter for guardrail of highway bridge?
4.6.2 stipulates that the width of the guardrail expansion joint should be consistent with the main structure of the bridge"
According to the technical specification for construction of highway traffic safety facilities, JTG F71-2006 No.
In the bridge expansion joints must be set on the bridge expansion joint, the general 5m set around a basting, probably 2cm joints at the expansion joint is really seam, slot width and bridge.
