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Latest News and Updates from WJ Groundwater and across the Industry.

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Qetaifan Island Infrastructure Works

Qetaifan Island North is located off Lusail City, Qatar. Designed to be Qatar’s future iconic destination; the project spans approximately 1.3 million square meters.The island also features exciting entertainment attractions, luxurious hotels, pedestrian friendly streets and world class facilities.

The project, Qetaifan Island North Phase 1 Development Package 4 – Infrastructure Streetscape & Linear Park. The project is consist of the construction of shafts/manholes for Foul Water & Surface Water drainage in Qetaifan Island.

WJ installed the deep well dewatering scheme supplemented by sump pumps and Diesel pumps for 29 shafts which has a depth of -3m BGL to -11m BGL & Width of maximum 8mx8m.The trenches depth of -3m BGL to -6m BGL and length of 1700m & Width of 6m. This system will facilitate an advanced drawdown keeping a dry and stable working condition at all times as the excavation works progresses. Additionally, The ground fissures/ cavities are encountered, additional sump pumps can be installed to try managed the situation. In total 18 dewatering wells installed for UR12 area and 12 deep wells for SW1 area, 24 Diesel pumps and 14 Sump pumps were used for SW2 and SW4 area.

We have two discharge locations in this project, with Electromagnetic flow meters to monitor the flow rate. For the quality control of discharging water have a combination setup of Lamella clarifier with settlement tank.

Although the Project began at the start of August 2020, The installation works has progressed during day time hours, only monitoring to be undertaken during Night hours.

  • LOCATION: Lusail City, Qatar
  • CLIENT: Qetaifan Projects
  • MAIN CONTRACTOR: Consolidated contractors group (CCC)/TEYSEER COMPANY WLL – JV
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RiotSpace CreativeQetaifan Island Infrastructure Works
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Al Shuweihat S3 Power Plant Project

Construction of this Power Plant Project, located approximately 260m kilometres west of Abu Dhabi, UAE, included a power plant with an electrical capacity of 1,600 megawatts. There are also four gas turbines, six generators and two steam turbines.

The excavation itself was 100m by 60m at a ground level of +5.0m ACD. The excavation level was -9.7m ACD (14.7m depth), with side supports by diaphragm wall on three sides and cement bentonite wall on one side.

The scope of works undertaken by WJ included drilling and installation of the deepwells followed by commissioning, operation and maintenance of a deepwell dewatering system.

  • MAIN CONTRACTOR: Soletanche Bachy
  • CLIENT: Shuweihat Asia Power Company
  • LOCATION: Ruwais, UAE
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WJ Groundwater AdminAl Shuweihat S3 Power Plant Project