Rookwood Weir

Civil Project Partners was engaged by Sunwater to complete cost estimates, program and methodology, risk management for the Lower Fitzroy River Infrastructure Project including the Rookwood Weir located approximately 66 km South-West of Rockhampton, Queensland.

Project information

Project Owner
Queensland Government (Sunwater as Owner’s Representative)
Feasibility/Early Works
Capital Cost


Rookwood Weir is a landmark project that will capture valuable water in the lower Fitzroy River, 66 km south-west of Rockhampton, for use across the region. The project comprises of two key components:

  • constructing the weir
  • enabling works that will upgrade existing infrastructure to support both the construction of the weir and its operation, which includes:
    • upgrading and widening 16.2 kilometres (km) of Thirsty Creek Road
    • installing a new intersection on the Capricorn Highway and upgrading Second Street and Third Street through to the railway crossing at Gogango
    • building a 21-metre (m) high, 260m long bridge at Riverslea to replace the existing crossing and up to 300m of new road on the approaches to the bridge, connecting to the existing road.

Key quantities include

  • 1.1 million m3 of earthworks
  • ~122,000 m3 of concrete

Service Provided

Civil Project Partners worked embedded within the client’s team consulting with the designers, environmental, communication and commercial leads to develop the methodologies, program and risk adjusted cost estimate.

  • Risk adjusted cost estimate, P50/90
  • Construction program
  • Methodology and staging drawings for temporary river diversions
  • Quantification and development of bill of quantities for cost estimate basis (from 2D drawings and 3D model)


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