Leak detection in metro station in China

Quality control and leak detection of diaphragm walls, joints and the base of the building pit

Investigated area: metro station

Leak detection technology: FGM® technology

Location: Harbin, Taipingqiao, China


At this metro station under construction we carried out leak detection and quality control of diaphragm walls. 

The target was to investigate:

  • any vertical inflow along the joints of the diaphragm walls,
  • quality check of the diaphragm segments, 
  • any vertical inflow below the base of the wall.

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View on the metro station under construction
Technicians measuring with the FGM equipment

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building pit enclosure FGM technology leak detection / civl engineering metro station