Coalseam Road Bridge

Project Overview

Fortec was engaged by MRWA to demolish a 3 span bridge and construct a new 2 span concrete bridge in its place, while maintaining the traffic flow over a bypass road.

Fast Facts

  • CLIENTMain Roads WA
  • LOCATIONMingenew, WA

Scope of Works

  • Construction 120m long bypass road with bitumen seal and 900mm culvert pipes
  • Demolition of existing 2 span bridge
  • 16 bored foundation piles
  • Concrete foundations for piers and abutments
  • 4m high monolithic pier with headstock
  • 2 abutments with wing walls
  • 26 pretensioned 12T precast bridge beams
  • Embankment construction to receive Subbase and Basecourse
  • Rock protection to both abutment
  • 1400sqm earthworks to road alignment
  • Asphalt placement to bridge deck
  • Bitumen placement to Basecourse

Highlights

  • Installation of 26 pretensioned 12T precast bridge beams within a record time of 4 days
  • 381 cubic meter concrete to a remote location and to MRWA Specifications