Case Study

West Gate Tunnel Project – Early Works

  • ClientCPB John Holland JV
  • StartJuly 2017
  • Value$20m
  • CompleteMarch 2018

Early Works to enable the widening of the West Gate Freeway from 8 to 12 lanes, 6.8km of tunnelling, a bridge over the Maribyrnong River, and 14km of new and improved cycling and walking paths.

Doing 'it' better

Completed within budget, with zero lost-time injuries

FSC ScopeExpand+

  • Geotechnical drilling
  • Environmental sampling
  • Utilities investigations
  • Feature surveys
  • Bathymetry
  • Establishing site compounds
  • Diving works
  • Traffic monitoring
  • Pump testing
  • Design liaison
  • Procurement

ChallengesExpand+

  • Complex stakeholder interface between port, rail and utilities
  • Managing freeway lane closures
  • 7km long worksite with numerous work fronts
  • Few project systems initially in place
  • Extensive night works

SmartsExpand+

  • Planning works to minimise traffic management and disruption
  • Provided permanent sewer to site compounds saving $1.7m compared to temporary connection
  • Connecting permanent power to site compounds saving $1m compared to temporary connection

AchievementsExpand+

  • Rapidly establishing project systems for cost tracking, safety and communication
  • Improving site investigation efficiency allowed M80 area to commence design 6 months early
  • Accelerated the rollout of seven site compounds

PerformanceExpand+

  • Safety: 0 Lost Time Injuries
  • Cost: Completed within budget
  • Program: Completed within Programme

FSC StaffExpand+

  • Lachlan Smith – Early Works Manager
  • Travis Baker – Senior Contract Administrator
  • Chris Ling – Bridge Widening & Site Establishment
  • Alex Malesevic – Design Coordinator Utilities

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