Publications

The New Zealand Transport Agency (Transport Agency) has recently published ‘Protective Coatings for Steel Bridges: A Guide for Bridge and Maintenance Engineers’. This was prepared by the authors to optimise the long-term capital and maintenance…

Economic analysis can inform investment decisions around proposed bridge projects. This paper outlines the evaluative techniques and methodologies used in appraising a proposed bridge replacement and approach realignment project located in rural…

Australian steel standards have stringent requirements in regard to product conformity. According to Australian structural steel standards, the acceptance of steel is conditional on the evidence of compliance provided in rigorous mill test reports/…

This paper describes the changes made to two of the Australian Standards, AS/NZS 2312:2002 – ‘Guide to the protection of structural steel against atmospheric corrosion by the use of protective coatings’ and AS 2832.1:2004 – ‘Cathodic protection of…

The costs of sourcing traditional pavement materials are increasing as sources are being exhausted, haulage distances are increasing, and access to traditional sources is increasingly restricted. As a result, jurisdictions are seeking alternative…

This report outlines the direct and indirect benefits of High Productivity Vehicles (HPV) in Australia. Direct benefits examined include safety, productivity, fuel and environmental savings. An attempt has also been made to estimate indirect…

This report outlines a number of methods for estimating externalities and gives a brief description of the current position with development of estimates of road transport externalities, based on a review of recent local and international literature.…

The State of the Environment Report (DEST, 1996, p.3-50) states that road planning priorities with an "emphasis ... on providing high-capacity roads to fringe and coastal areas" has led to dispersed land use that is now under question. Certainly…

Concrete is the dominant material of construction in the more than 12,000 bridges and major culverts managed by road authorities in Australia and New Zealand. With an ageing asset, concrete durability is becoming an increasingly significant issue…

This report examines current practices by State road agencies in Australia and by Transit New Zealand in valuation of road infrastructure assets. Areas of consistency and inconsistency are identified. The report focuses on the potential for…