Resources

Displaying 11 - 20 results of 38 for ""

Selection of barrier containment (test) level and length of need calculation

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

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.

Pipe handrails and fences

Published:
Category: Road safety hardware and practice , Technical memoranda | Audience: Road controlling authorities

This technical memorandum provides advice on the recommended practice for the mitigation of hazards associated with tubular handrails commonly installed for pedestrian/cyclist protection adjacent to roadways and on structures.

Bridge W-beam guardrail status

Published:
Category: Road safety hardware and practice , Technical memoranda | Audience: Road controlling authorities

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

Preferred method for calculating road surface water run-off in New Zealand

Published:
Category: Skid resistance & surface texture , Technical memoranda | Audience: Road traffic engineers & consultants

To advise on the preferred method of calculating surface water flow and the limited use of the Gallaway method in New Zealand.

Buried in backslope end treatment

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

To advise on the recommended practice for the design and installation of a buried in backslope end treatment.

Bitumen testing

Published:
Category: Surfacings & asphalt , Technical memoranda | Audiences: Road traffic engineers & consultants, Roading contractors

Highways and Network Operations Technical Memorandum No. TM6003 containing advice on the use of bitumen test results, both bitumen quality control records and verification testing.

Frequently asked questions: Barriers and terminals

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

To provide a list of frequently asked questions with answers in regard to road safety barrier systems, terminals and crash cushions.

Basecourse Aggregate memo

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

This memo contains the approval to issue the 2006 version of TNZ M/4.

Delineation associated with barrier systems

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

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…