Resources

Displaying 191 - 200 results of 233 for ""

Research Report 182 Endurazyme trials on unsealed roads in Tararua District New Zealand

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

Endurazyme #388 is a proprietary bioenzyme stabiliser designed to allow greater use of marginal in-situ pavement materials.

Research Report 200 Evaluating the quality of road survey data

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

This report describes the results of a project to investigate the quality of road survey data collected from road networks in New Zealand.

Research Report 002 Communicating about use of road aggregates

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

A limited survey of roading practitioners was carried out to determine their opinion and needs with respect to communicating the findings of research about the properties of unbound aggregates.

Research Report 199 Methods for determining structural number of New Zealand pavements

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

The structural number (SN) of a road pavement is a method for describing the strength of a road pavement, in pavement deterioration models that are currently being calibrated for New Zealand road conditions.

Research Report 196 Bridge scour screening methodology for New Zealand bridges

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

Recognising the significance of scour (ie channel erosion, in all its forms) as a cause of bridge damage, a screening methodology for assessing and ranking New Zealand bridges in terms of their susceptibility to scour is presented.

Research Report 181 Riprap protection of bridge abutments

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

Criteria for selecting riprap to protect bridge abutments against scour were investigated.

Research Report 178 Initial adhesion characteristics of polymer modified binder

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

This report describes work to investigate sealing aggregate bonding to standard and polymer modified bituminous binders.

Research Report 177 Quantifying and improving the performance of road markings

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

This project was undertaken to establish reliable test methods by which the performance of road markings in New Zealand can be assessed.

Research Report 173 Health monitoring of superstructures of New Zealand road bridges: Atiamuri Bridge, Waikato

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

Bridge health monitoring is a method for evaluating the ability of a bridge to perform its required task (also called fitness for purpose) by monitoring the response of the bridge to the traffic loads it has to withstand.