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Displaying 471 - 480 results of 716 for ""

Research report 430 Identifying pavement deterioration by enhancing the definition of road roughness

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

Current road roughness deterioration modelling and analysis tends to focus on the prediction of roughness progression in terms of change in the IRI over time.

Research Report 643 Drivers’ response to warnings/information provided by in-vehicle information systems (IVIS)

Published:
Category: Safety, security and public health , Research programme , Research & reports | Audience: General

The purpose of the research was to provide an analysis of drivers’ use of IVIS, smartphone applications and nomadic devices and their likely effects on driver performance.

Research Report 427 Pavement thickness design charts derived from a rut depth finite element model

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

Repeated load triaxial (RLT) tests were conducted on the granular and subgrade materials used at CAPTIF (NZ Transport Agency's test track).

Research Report 406 Quantifying the benefits of waste minimisation

Published:
Category: Environmental impacts of land transport , Research programme , Research & reports | Audience: General

A methodology was developed in 2006–09 to quantify the benefits of waste minimisation in road construction.

Research report 400 Minimising traffic delays during resealing

Published:
Category: Integrated land use and transport systems , Research programme , Research & reports | Audience: General

This research demonstrated that: racked-in seals can handle the stress of high-volume traffic racked-in seals can be constructed in an eight-hour working period including any sweeping and road marking closely controlled chip application rates result …

Research Report 040 The engagement of professional services

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

The costs of applying Transit New Zealand competitive pricing procedures (CPP) (brought into operation in 1991) to the letting of contracts for the engagement of professional services for Transit New Zealand-funded roading work are evaluated, based o…

Research Report 234 Investigation of long-life pavements in New Zealand

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

This research report presents a literature review on the topic of long-life pavements and provides details of an assessment of heavy duty structural asphalt pavements in New Zealand, carried out in 2001-2002.