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One Sydney Harbour

Project Description

Lendlease’s Barangaroo development in Sydney features three residential towers in the order of 70, 66 and 30-storeys in height, across what is known as Site 1B. The towers share a common four-level basement (in the order of 12,000 square metres per floor) with a public park of some 8,000 square metres at ground level. The three towers feature worldclass quality apartments with spectacular views across both Darling Harbour and Sydney Harbour, given some of the apartments are up to 250m above ground.

Added Value

Robert Bird Group is proud to be the permanent structural and temporary works engineers for the entire development.  The structural solutions for the towers:

  • Achieve high floor plate spatial efficiency.
  • Optimise views of Darling Harbour and Sydney Harbour.
  • Minimise extents of piling, which minimises costs and construction time.
  • Control slab deflection to support glazed façades.
  • Minimise the overall mass of the buildings.
  • Reduce earthquake loads and core reinforcement costs.
  • Control lateral drift from wind loads to maintain occupant comfort.
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Project Metrics

Project Value:

$1 billion AUD

Year Completed:

2024

Project Metrics:

Tower 1 – 70 Levels + 4 basements Tower 2 – 58 Levels + 4 basements Tower 3 – 30 levels + 4 basements

Environmental Performance:

6 Star Green Star rating in Design (Residences One and Two)

Sectors:

Residential & Retirement

RBG Client:

Lendlease

End Client:

Lendlease

Architect(s):

Renzo Piano

Main Contractor:

No Data

RBG Services:

Structural Engineering