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September 2010 - Present
 
 
Involves the installation of 9km of DN1000 sintakote SCL welded and RRJ pipes on the central coast. Includes peripheral scour valve and air valveinstallation. Working in both bush easement and along Yarramalong Road.
 
This scope of works is for the installation of pressure main pipe work for the 19km DN1000 GRP Mardi-Mangrove transfer main:
  • Installation of DN1000 RRJ pipe, with various backfilling criteria
  • Installation of DN1000 GRP Butt and Strapped pipe sections with various backfilling criteria
  • Approximately 1820 meters of the Mardi - Mangrove Transfer Main will be installed in a 'share' trench alongside the Wyong - Mardi Rising Main
  • Connection of the main to the Boomerang Creek Tunnel, including installation of all required pipes and fittings


This scope of works is for the installation of pressure main pipe work for the 2.1km DN1000 GRP Wyong-Mardi rising main.

  • Installation of DN1000 RRJ pipe, with various backfilling criteria. Approximately 1900 meters to be installed
  • Installation of DN1000 GRP welded pipe sections with various backfilling criteria. Approximately 150 meters to be installed
  • Approximately 1000 meters of the Wyong-Mardi Rising Main will be installed in a 'share' trench alongside the Mardi-Mangrove transfer main
  • Installation of all pipework to connect the rising main to the Wyong Pumping Station.
Detailed scope of works specific to Wyong-Mardi rising main
  • Approximately 2.1km of DN1000 GRP pipeline (RRJ and installation of the butt and strap joints sections)
     
  • Appoximately 1820 meters of the 2100 meter to be in a shared trench with the Mardi-Mangrove transfer main
  • All road, creek, power (underhead and overhead), communications, oil and gas, servces crossings
  • Installation of all air valves, scour valves, flowmeters, section valves, and associated structures and works
  • Testing of the main.

 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
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Mardi to Mangrove
 
 
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Mardi to Mangrove
 
 
 
 
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