Rock solid.

Parramatta Square 3

  • Grab works beside PSQ1.
    Grab works beside PSQ1.
  • Trench cutter in action
    Trench cutter in action
  • Desanding plant
    Desanding plant

Project Outline

Parramatta Square Stage 3 (PSQ3) is part of the 1PSQ development by Leighton Holdings and the Parramatta City Council. Construction of Stage 1 and 3 is underway and being constructed by John Holland Pty Ltd.

Scope of Works

Avopiling Australia was engaged by John Holland to mainly contruct the Diaphragm Wall system of Stage 3 and awarded the contract in November 2015. Prior to constructiion of the D-wall, 13Nos x 750mmØ  foundation piles have to be built for the ramp access leading to ongoing construction of 1PSQ and the removal of existing anchors along the proposed D-wall.

The D-wall is 111.00 meters long X 640mm wide and depths up to 14.00 meters. Construction of the diaphragm wall commenced in 29 February 2016.


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
  • Water Corporation
  • 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