Foundation Specialists

Westconnex SPI Stage 3 Decline Piles

  • LB28 at SPI decline piles
  • BG28H at decline piles
  • BG's and LB working side by side

Project Outline

Westconnex SPI Stage 3 Decline Piles is part of the M4-M5 Westconnex Tunnel Link to be built by a joint venture of Lendlease Engineering, Samsung C&T and Bouygues Construction.

Scope of Works

Avopiling Australia was awarded to deliver the secant pile wall of the project consisting of 174N0 900mmØ x 18.00 metres and 108No 1050mmØ x 23.00 metres deep respectively. Bored pile using segmental casing method is to be used to construct the retaining wall. 

Industry leading techniques and equipment

Our clients

  • Roads & Maritime
  • Department of Main Roads & Transport
  • Main Roads Western Australia
  • Transport for NSW
  • Queensland Rail
  • Sydney Water
  • Queensland Urban Utilities
  • CPB
  • Lend Lease
  • John Holland
  • McConnell Dowell
  • OHL
  • Acciona Australia
  • Meriton
  • Brookfield Multiplex
  • Hutchinson
  • Probuild
  • JQZ Developer
  • Dragados
  • Samsung C&T
  • Bouygues Australia
  • Jaxon Construction
  • BMD
  • PTA WA
  • PTA WA 1