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Road safety barrier systems

Published: | Category: Barriers , Maintenance , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

This specification covers the requirements for road safety barrier systems used on state highways. This 2009 specification is currently under review. For further information, please contact Julian Chisnall

Technical advice

Road safety hardware

Notes

  1. Notification letters regarding system testing requirements and specification added.

  2. Workshop registration is now available in the road safety barrier training section below.

Publication details

  • Author:
  • Published: October 2009
  • Amendments: Working draft release of M23 Appendix D added on 14 June 2018
  • Also known as: NZTA M23

Specifications and notes for road safety barrier systems

Title Date added
M23 Road safety barrier systems - specifications [PDF, 43 KB] Oct 2009
M23 Road safety barrier systems - notes [PDF, 67 KB] Oct 2009
M23 Appendix A: Permanent road safety barrier systems [PDF, 6.2 MB] May 2020
M23 Appendix B: Bridge barrier systems (interim) [PDF, 1.1 MB] Sep 2016
M23 Appendix C: Temporary road safety barrier systems [PDF, 5.3 MB] Apr 2020
M23 Appendix D: Specification for slip formed concrete barrier systems
(Working draft release)
[PDF, 619 KB]
June 2018

Interim acceptances for road safety hardware

The following road safety hardware products have been granted interim acceptance pending inclusion in the appropriate Waka Kotahi NZ Transport Agency specification or guidance documentation (as appropriate).

Product Supplier Type Expiry Date
Necklen 80, 100 & 170 series Superhighway Sign Support Systems Necklen Engineering Traffic Sign Supports
(Specification P24)
n/a
Kiwisafer™ Culvert End Treatment Saferoads International Drainage n/a
Spigoted Streetlight Column Outreach Steelgal Road Lighting
(Specification M26)
n/a

For further information on any of the above products, please contact the National Traffic & Safety Manager

Notifications

Title Date
MASH - Full adoption notification of implementation [PDF, 92 KB] 16 Apr 2019
Temporary concrete barrier system acceptance (2) [PDF, 61 KB] 5 Mar 2015
Temporary concrete barrier system acceptance [PDF, 60 KB] 20 Feb 2015
Temporary barrier connections – Notice of inappropriate practices [PDF, 661 KB] 11 Feb 2014
Colour of wire rope safety barrier posts [PDF, 63 KB] 18 Jul 2013
MASH-1 - Discontinuation of 3-cable wire rope barrier systems [PDF, 63 KB] 31 Oct 2012
MASH-1 - Implementation [PDF, 61 KB] 15 Oct 2012
MASH-1 - Notification of adoption [PDF, 65 KB] 18 Sep 2012
M23 terminal grading plan [PDF, 58 KB] 31 May 2017

List of individuals with Waka Kotahi Road Safety Barrier qualifications

Not all submitted road safety barrier assessments have been marked and therefore this list cannot be considered comprehensive. We will be updating this list regularly however if you have queries about the marking status of your assessment please get in touch with Kim Laurenson

Title Date
List of individuals with Waka Kotahi Road Safety Barrier qualifications [PDF, 426 KB] 9 April 2020

Road safety barrier training in New Zealand

For more information on these workshops please contact Kim Laurenson

Barrier Installation, Maintenance and Inspection (IMI) Workshops 2020

Dates Location Registration
11–13 Feb 2020 Distinction Hamilton Hotel & Conference Centre
100 Garnett Avenue, Te Rapa, Hamilton
https://imi-feb-workshop.lilregie.com/(external link)
19–21 May 2020 Commodore Airport Hotel
449 Memorial Avenue, Burnside, Christchurch
https://imi-may-workshop.lilregie.com/(external link)

14–16 Jul 2020

Distinction Hamilton Hotel & Conference Centre
100 Garnett Avenue, Te Rapa, Hamilton
https://imi-july-workshop.lilregie.com/(external link)
8–10 Sep 2020 Distinction Hamilton Hotel & Conference Centre
100 Garnett Avenue, Te Rapa, Hamilton
https://imi-sept-workshop.lilregie.com/(external link)

Barrier Design Workshops 2020

Dates Location Registration
16–18 Jun 2020 Northridge Country Lodge
379 Wainui Road, Silverdale, Auckland
https://design-workshop-june.lilregie.com/(external link)
29 Sep–1 Oct 2020 Northridge Country Lodge
379 Wainui Road, Silverdale, Auckland
https://design-workshop-sept.lilregie.com/(external link)

Temporary Barrier Workshops 2020

Held between April and November 2020 at various locations around New Zealand.
https://temporary-barrier-workshops-2020.lilregie.com/(external link)

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