METHOD OF WATER PROOFING OF TUNNEL LININGS Russian patent published in 1998 - IPC

Abstract RU 2120553 C1

FIELD: civil engineering; may be used for prevention of underground water penetration to traffic tunnels. SUBSTANCE: method includes sealing of end part of gap between lining and working, injection of water-proofing mortar to space between working and lining through holes in lining. Novelty consists in that end part of gap between lining and working is sealed with thrust ring with sealing air tire, and water-proofing mortar is injected through lining holes by hydraulic booster at pressure of 2.0-2.5 MPa. EFFECT: higher quality of water proofing. 2 dwg

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RU 2 120 553 C1

Authors

Azimov F.I.

Azimov Ju.I.

Abdullin K.F.

Dates

1998-10-20—Published

1997-04-09—Filed