Displaying 51 - 60 results of 233 for ""
Published: March 2013
Category:
Activity management
,
Research programme
,
Research & reports
| Audience:
General
Precast pre-tensioned concrete bridge construction became common in New Zealand in the 1950s and a large number of pre-tensioned concrete bridges were constructed between 1953 and 1980.
Published: November 2012
Category:
Activity management
,
Research programme
,
Research & reports
| Audience:
General
The design of concrete beams for shear loading is governed in New Zealand by the provisions of NZS 3101.
Published: 1995
Category:
Activity management
,
Research programme
,
Research & reports
| Audiences:
General,
Roading contractors
The technical literature up to 1994 dealing with the use of antioxidants to decrease the rate of age hardening in bitumen used for roading chipseals was reviewed.
Published: December 2008
Category:
Activity management
,
Research programme
,
Research & reports
| Audience:
General
Hollow core units for bridge spans of various length.
Published: October 2008
Category:
Activity management
,
Research programme
,
Research & reports
| Audience:
General
The objective of this project was to investigate the practicality of adopting the AS 5100 bridge design standard for New Zealand.
Published: 2008
Category:
Activity management
,
Research programme
,
Research & reports
| Audience:
General
In recent years, the standard practice in New Zealand regarding binder selection for state highways has been to use harder penetration grade binders and reduced diluents, after some research indicated that the use of harder binders slowed the onset o…
Published: February 2018
Category:
Activity management
,
Research programme
,
Research & reports
Data is essential for understanding the demands placed on road assets and transport networks.
Published: October 2010
Category:
Activity management
,
Research programme
,
Research & reports
| Audience:
General
A pavement design model developed in the USA is used to estimate the equilibrium degree of saturation in pavement subgrade and basecourse materials.
Published: September 2017
Category:
Activity management
,
Research programme
,
Research & reports
| Audiences:
General,
Road traffic engineers & consultants,
Roading contractors
Research was commissioned to investigate the long-term acoustic performance of New Zealand standard porous asphalt made to TNZ P/11 Specification for open graded porous asphalt (OGPA).
Published: 1995
Category:
Activity management
,
Research programme
,
Research & reports
| Audience:
General
This project, undertaken in 1992, simulated the situation when a bridge is widened with a new concrete extension and then, after a delay period, traffic continues to use the existing old concrete bridge while the extension is curing.