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The sewage water treatment plan of Shanxi Yaoguang Coal-Power Co. Ltd. - China

Special applications
City
Pingyao
Country
China
Year
2013
Associated ranges
Geographical zones
Asia
Markets
Special applications

Project specifications

Public contracting authority: Shanxi Yaoguang Coal-Power Co. Ltd

Construction company: Shanxi Sixth Construction Group Co. Ltd

Trenchless pipeline length: 78 meters, 102 meters, and 564 meters.

Application: crossing lake, sewage water transferring

DN: 400

This project is to transfer the sewage water after treatment to power plant as the industrial used water. 

Project features

  • Crossing an artificial lake and had signal interference during construction
  • The 200-meter terrain drop from sewage water treatment plant to power plant and the complex terrain leads to big operation pressure
  • As Pingyao is a tourist city, it’s not recommended to ditching the pavement

Outcome

  • Use ZMU pipe and HDD trenchless technology to avoid ditching pavement
  • Complete 3 HDD trenchless ZMU pipelines with the length of 78 meters, 102 meters, and 564 meters.
  • The 564-meter HDD trenchless ZMU pipeline crossed a lake in the scenic spot and made the longest ZMU pipeline record in China

Service

  • Technical assistance on site

Images