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Sewer relocation project Karl-Glaessing-Strasse

Owner:
Client:
Service:
Detailed design including tender documentation
Estimated cost: Commencement:
May 28, 1991
Completion date:
October 19, 1992
Location:
Wiesbaden, Hesse
Germany
Technical data:

City sewage system: NATM tunnel under compressed air, construction of new scheme located 1 m below operating old brick lined sewage pipe.

Geology description:

Tertiary clay, gravel and mud, (ground water table above tunnel roof).

Categories:
Bid cost: Final cost:
$1,500,000
Service areas:
Description

City sewage system: NATM tunnel under compressed air (0.25 bar), construction of new scheme located 1m below operating old brick lined sewage pipe. Steel plate lining is closed to the face (2 m behind) to reduce air pressure losses.

Longitudinal and Cross Section