Blowering upgrade

Blowering Dam

  • Blowering spillway after project completionLocationed on the Tumut River, 13km upstream of Tumut in southern NSW
  • Dam completed in 1968
  • Storage capacity of 1,628,000 megalitres

About the upgrade

  • Cost of $33 million
  • Funded by The NSW State Government
  • June 2009 start date
  • December 2010 Completion date

Description

Stage 1 - Construction of a parapet wall on top of the dam wall crest and raising the spillway training walls. Storage capacity and water releases will not be altered by the upgrade.

Benefits

  • Improved dam safety in the event of extreme flooding.
  • Improved flood management.
  • Stimulated local economy during the construction phase.

Milestones

  • April 2009 award construction contract.
  • June 2009 commence construction.
  • December 2010 complete construction.

Updates

  • Contract for stage one works awarded to Macmahon Contractors Pty Ltd.
  • Construction began following sod turning ceremony on the 29 June 2009.
  • Site supervision undertaken by Professional Engineering Services (PES).
  • Concrete works at the spillway complete and the earthfill works have been completed.
  • Parapet wall construction works at the crest of the dam have also been completed.
  • A 30 tonne all terrain crane was utilized to facilitated the construction of the parapet wall.
  • The project was completed on time and within budget in December 2010.

Fact sheet

Media releases

Videos

Blowering Dam documentaries and time lapse videos on youtube:

Contact

Project Manager: Jay Sinha
Contact Details: (02) 8245 2004