Resources

Lapping of semi-rigid guardrail

Published: December 2011 | Category: Road safety hardware and practice , Technical memoranda | Audience: Road traffic engineers & consultants

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

Nesting of semi-rigid guardrail

Published: December 2011 | Category: Road safety hardware and practice , Technical memoranda | Audience: Road traffic engineers & consultants

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

Superelevation calculations

Published: December 2014 | Category: Structures (bridges, culverts & geotechnical) , Technical memoranda | Audience: Road traffic engineers & consultants

This memorandum provides information for practitioners on the calculation of road superelevation appropriate for a vehicle speed and curve radius. This information should be used in place of that given in the Austroads Guide to Road Design Part 3 Section 7.7.1.

HMV categorisation of defects

Published: August 2016 | Category: Technical memoranda | Audience: Heavy vehicle operators

This guide covers a considerable number of faults and situations that are dealt with by police who hold a certificate to carry out level 3 and level 5 inspections, CVIU vehicle safety officers and NZ Transport Agency transport officers. They contain a set of national enforcement standards designed to ensure that heavy vehicle defects are dealt with uniformly throughout the country. These guides are also available to the transport industry as a reference guide.

Roughness requirements for finished pavement construction

Published: 25 June 2006 | Category: Pavements & aggregates , Technical memoranda | Audience: Road traffic engineers & consultants

Guidelines for the roughness requirements for finished pavement construction

Provision of services on existing state highway structures

Published: September 2013 | Category: Structures (bridges, culverts & geotechnical) , Technical memoranda | Audience: Road traffic engineers & consultants

This memo provides requirements for the provision of services on existing state highway structures. These requirements are intended to assist utility operators to prepare suitable documentation for review by the NZ Transport Agency.

Guidelines for edge protection and medians on dual carriageway roads, incorporating a Safe System philosophy

Published: April 2013 | Category: Road safety hardware and practice , Technical memoranda | Audience: Road traffic engineers & consultants

The launches of the Safer Journey’s initiative and the Decade of Action for Road Safety have brought the way we design for safety into focus. The purpose of this document is to define the Safe System philosophy for dual carriageway roads and how this may vary with context. In particular these guidelines are intended for use on all the roads of national significance (RoNS) projects.

Wire rope safety barrier (WRSB) transitions

Published: November 2014 | Category: Road safety hardware and practice , Technical memoranda | Audience: Road traffic engineers & consultants

This technical memorandum provides advice on the recommended practice for the design and installation of transitions between wire rope safety barriers (WRSB) and semi-rigid and rigid barrier systems. The barrier configurations in the memo are generic. For specific details for proprietary barrier systems, contact the system supplier.

Evaluation of 6mm OCLYTE short stub TM manufactured by CSP Pacific application for approval

Published: 28 June 2006 | Category: Approvals , Technical memoranda | Audiences: Road traffic engineers & consultants, Roading contractors

Approval of 6mm OCLYTE short stub TM manufactured by CSP Pacific including conditions for use.

TL-4 transition detail