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Sewerage Tunnel
Sewerage Tunnel
Middle East
The project comprised a segmentally lined TBM tunnel to transport waste waters between two existing sewage treatment plants. Water inflows from karstic limestone had caused challenges during construction and the need for remedial measures to be designed and implemented.
Sector:
Civils, Water – sewerage tunnels.
Geo-Design were appointed as experts to consider the technical issues.
- Ground characterisation
Geological evaluation of the project setting and alignment variability. Inspection of core and outcrop, of site records and of partially completed tunnel. - Hydrogeology
Permeability characterisation and inflow calculations. - Expert witness
Expert report and oral evidence.
