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Research Report 190 Traffic noise guidelines for low noise areas

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

A study, carried out in 1998–2000, investigated if a traffic noise lvel of 55dBA, the level allowed in the 1994 Transit New Zealand Road traffic noise guidelines, was an acceptable limit in New Zealand for areas that previously had low traffic noise.

Research Report 016 Economic disbenefits of dust from unsealed roads

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

Potential economic disbenefits of dust emission from unsealed roads impact on crop production, animal food supply and health, accident potential, property values and maintenance costs, vehicle operating costs and personal health.

Research Report 121 Validation of LEQ model for road noise assessment in New Zealand

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

An evaluation of models which predict noise levels from road traffic in terms of the LEQ (24-hour) index was undertaken in 1998 by comparing predicted levels with noise levels measured at 20 sites.

Research Report 130 Environmental management for roading contractors: I. Overview and case study

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

This project was undertaken in 1997–98 to prepare two sets of provisional environmental guidelines for roading contractors carrying out road works in New Zealand.

Research Report 114 Lead-based paint management on roading structures: Section II – Code of conduct for contractors

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

This report is Section II of four 'stand alone' documents that can be used by road controlling authorities, maintenance engineers, and industrial painting contractors when carrying out removal or maintenance of lead-based paints on steel ro…

Research Report 116 Lead-based paint management on roading structures: Section IV – Model specification

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

This report is Section IV of four 'stand alone' documents that can be used by road controlling authorities, maintenance engineers, and industrial painting contractors when carrying out removal or maintenance of lead-based paints on steel ro…