Project Commencement:
September 2021

Project Completion:
July 2023

Hutchinson Builders

ABI Civil Contracting were engaged as the project lead civil subcontractor to undertake all civil aspects of the Macquarie Park BLD B – Data Centre. The civil works were inclusive of bulk earthworks, piled retaining walls, in-ground FRP, external services infrastructure, site retention, road and public domain works.
  • Bulk earthworks and disposal of 80,000m3+ of spoil
  • Construction of 120l/m contiguous piled retaining wall and capping beam to facilitate 10m bulk cut
  • Shotcreting of retaining wall in stages during bulk excavation
  • Detail excavation of all inground footings and tanks, including line drilling and rock sawing 6m deep excavation
  • 6,000m3+ of FRP for over 100 inground footings, including construction of a 5 chamber, 80m long and 5m deep fuel coffin tank
  • FRP of 4 x raft main building foundations, Including placing over 1,000m3 in a single pour on two separate foundations
  • Telecommunications pits and conduiting to fibre rooms and the perimeter ring road of data centre
  • CCTV and SL conduiting and pits sitewide
  • All site stormwater drainage
  • Flexible and rigid road pavements and public domain works
Core Outcomes:
  • Excavation and construction of 80m long, 5m deep coffin tank. Line drilling undertaken to reduce benching across the extent of the site footprint
  • Planning and executing minute by minute schedules for 2 x 1,000m3 concrete pours with the constraints of a small building site in Sydney
  • Construction of 2 x tower crane and 2 x boom pump foundations for site logistics
  • Site congestion and heavy daily co-ordination with multiple contractors
  • Working around and within new building and services infrastructure
  • Large number of underground services and undertaking BIM modelling and design co-ordination


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