These Waka Kotahi standard drawings have been developed in response to particular site constraints to assist designers in achieving safe road safety barrier designs. Most relate to information found in an associated technical memorandum or specification.
Published: October 2013
These standard drawings show details of the accepted curved rail terminal and curved guardrail treatments for radii ≤25m, as described in technical memorandum TM2008.
Curved guardrail installations (RSB-2 and RSB-2A)
Curved W-beam guardrail terminal technical memorandum (TM2008)
Published: February 2012
This standard drawing shows details of the accepted grading profile for guardrail terminals accepted in NZ Transport Agency Specification M23.
M23 terminal grading plan (RSB-3)
Road safety barrier systems specification (M23)
Published: March 2022
This standard drawing shows details of the accepted W-beam to rigid barrier transition for use on state highways.
TL-3 transition detail (RSB-5M) [PDF, 993 KB]
Published: November 2014
These standard drawings show details of the accepted configurations for transitions from wire rope safety barrier (WRSB) to semi-rigid guardrail and rigid safety barrier systems as described in Technical memorandum TM2013.
Wire rope safety barrier (WRSB) transitions (RSB-7)
Wire rope safety barrier (WRSB) transitions technical memorandum (TM2013)
Published: September 2015
This standard drawing (TCB-1) is a metricated variant of the Oregon State Department of Transport (ORDoT) F-shape ‘Precast Concrete Barrier Pin and Loop Assembly’ (RD500).
Temporary concrete barrier public domain pin and loop system (TCB-1)
