Resources

To advise on the recommended practice for using low strength concrete around guardrail posts that are installed in hard surfaces such as concrete footpaths.

To advise of the compliance testing requirements for road safety hardware systems.

To advise of the preferred method of selecting road safety barrier containment (test) level, calculating the length of need (LON) appropriate to that test level and highlighting circumstances under which the LON may be reduced.

To advise on the required practice for installation of slip base sign fixings to ensure safe operation and compliance with NZ Transport Agency P24 specification and RMSA Compliance standard for traffic signs (2008).

To advise on the recommended practice for the nesting of non-proprietary semi-rigid barrier systems (W-Beam and Thrie-Beam).

To advise on the recommended practice for the lapping of semi-rigid barrier systems (W-beam and thrie-beam).

This technical memorandum details advises on the status of bridge W-beam guardrail, its phase-out and accepted (restricted) future use.

This technical memorandum provides advice on the recommended practice for delineation associated with flexible (wire rope safety barrier) and semi-rigid (W-Beam & Thrie-Beam) barrier systems in road side left hand shoulder) and median installatio…