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Construction timeframes

 

Below is a broad outline of construction timeframes and key dates for work on the Mardi-Mangrove Link Project. More detailed timeframes will be subject to ground conditions, weather, unforeseen site conditions and other factors.

To view a fact sheet on the key project timeframes please click here (PDF - 346kb). The fact sheet is current as at March 2010 and may be subject to change over time.

The total work required comprises the following elements:

Project establishment

  • January to February 2010 - CEMP preparation and approval
  • February to March 2010 - site office establishment

Work around Wyong River

  • March to December 2010 - upgrade the Wyong River pump station
  • March to December 2010 - upgrade the Wyong River off-take structure
  • July to November 2010 - upgrade the lower Wyong River weir, fishway and gauging statiion

1.9km pipeline between Wyong River and Mardi Dam

  • March to June 2010 - pipeline corridor fencing
  • March to June 2010 - pipeline corridor clearing
  • May to July 2010 - pipe stringing along the corridor
  • May to July 2010 - pipeline construction from Wyong River to Mardi Dam
  • June to December 2010 - reinstatement / restoration

Work around Mardi Dam

  • May to October 2010 - upgrade Mardi Dam inlet
  • June 2010 to January 2011 - construction of new pump station

19km pipeline between Mardi Dam and Mangrove Creek Dam

  • March to July 2010 - pipeline corridor fencing
  • March to July 2010 - pipeline corridor clearing
  • April to August 2010 - pipe stringing along the corridor
  • May to December 2010 - pipeline construction starting at Mardi Dam
  • June to December 2010 - pipeline construction starting at Bunning Creek Tunnel
  • May to September 2010 - pipe-bridging three river crossings and smaller tributaries
  • June to September 2010 - under-boring under one river crossing
  • June to December 2010 - reinstatement / restoration

Mangrove Creek Dam Inlet

  • February to March 2010 - new inlet structure at the dam

Project completion and commissioning

  • January 2011 to April 2011 - project completion and testing
  • June 2011 - project commissioning and water flowing

 

 

Page last updated - 13 April 2010