North West Coastal Highway
Contract: C1841/00 

Client: Main Roads WA 

Location: Carnarvon, WA 

Timeframe: October 2001 – August 2002

Project Value: $11.4 million 



Project Description

The project was located near Carnarvon in the Gascoyne region of Western Australia. Works comprised approximately 16km of road reconstruction and realignment with associated earthworks and clearing. Drainage works included the installation of culverts, floodways and off road drainage. A road train breakdown area, driveways, and parking bays were also completed.

Bridgework

Bridgework over the Gascoyne River comprised construction of a 10-span, 230m long, composite reinforced concrete and steel beam bridge. Highway Construction subcontracted Barclay Mowlem to build the $5.8 million bridge.

Highway Construction received positive feedback for engaging with the local community about environmental and Aboriginal concerns and minimising disturbance to traffic in the area. In addition, the company received a strong performance report from our client, Main Roads WA, in particular for partnering and the quality of the finished product.

Special Features/Challenges: 
  • Demolition of the old single lane timber bridge. 
  • Reconstruct 16 km of NWCH using a cement stabilised sand / clay basecourse material. 
  • Protection of Aboriginal sites at bridge location during construction and a course in Aboriginal awareness arranged by Highway Construction for site management.
Project Images


1/136 Railway Street, Claremont
Western Australia 6011
Ph: +61 8 9384 7744
Fx: +61 8 9385 1113


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