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Resources

Displaying 221 - 230 results of 984 for ""

Research Report 227 Comparison of predictive pavement management models (HDM-III HDM-4 NZ dTIMS) for New Zealand conditions

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

This report describes the results of a project, carried out in 2000–01, to investigate the enhancements carried out to road deterioration (RD) and works effects (WE) models included in the predictive pavement modelling system, HDM-4, with respect to …

Research Report 224 Environmental protection measures on NZ state highway roading projects – volume 1: reference guide to past practice

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

This project was undertaken in 2001 to review environmental protection measures that have been applied through the Resource Management Act (RMA) process, to a sample of 35 state highway roading projects constructed in New Zealand, between the years 1…

Research Report 219 Recycling of materials for more sustainable road construction

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

This research project examined the economic, structural and attitudinal impediments to the recycling of materials in roading in New Zealand.

Research Report 215 Road trials of aggregate blends for chipseals

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

The viability of blending high polished stone value (PSV) sealing chips with standard chips in two-coat seals and void fills was investigated, with particular emphasis on their physical performance with respect to abrasion and skid resistance.

Research Report 185 Methods to establish design traffic loading

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

The report describes the collection and analysis of heavy vehicle data with the objectives of developing appropriate procedures for establishing the design traffic parameter and determining traffic distribution design factors.

Clear zones, barriers and driving lines – mitigating the effects of crashes on corners (horizontal curves)

Published:
Category: Research & reports | Audience: Road traffic engineers & consultants

This report presents and discusses the results of a research project aimed at developing practices and guidelines for the use of clear zones and barriers on corners (horizontal curves).

Research Report 184 Valuation of public transport attributes

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

A research project was undertaken in 1999/2000 to review international evidence on user valuations of the individual components of public transport journeys, for use in forecasting the demand for and evaluating user benefits of public transport impro…

Performance of highway structures during the Darfield and Christchurch earthquakes of 4 September 2010 and 22 February 2011

Published:
Category: Research & reports | Audience: Road traffic engineers & consultants

The report covers state highway bridges in the Canterbury region that were subject to significant ground motion under the Darfield and Christchurch earthquakes of September 2010 and 22 February 2011.

Research Report 198 Comparison of accelerated pavement test facilities in New Zealand and Australia

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

This report presents the findings from a review of the operation and completed projects conducted at the Canterbury Accelerated Pavement Testing Indoor Facility (CAPTIF) and the Australian Accelerated Loading Facility (ALF).