Title:
トンネル防水工法
Document Type and Number:
Japanese Patent JP4459391
Kind Code:
B2
Abstract:
A tunnel waterproofing construction method characterized in that a primary spray cement concrete is sprayed onto the excavation surface of the tunnel, a normal-temperature vulcanization-type rubber emulsion is sprayed on said primary spray cement concrete surface, a normal-temperature vulcanization-type rubber film is formed and a secondary coating cement concrete is established on that surface. The tunnel excavation surface may also be lined by with a primary spray cement and a buffer-water conductive layer may also be established in the primary spray cement concrete surface.
Inventors:
Yoshio Shimizu
Keiichi Kosuge
Keiichi Kosuge
Application Number:
JP2000175768A
Publication Date:
April 28, 2010
Filing Date:
June 12, 2000
Export Citation:
Assignee:
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
International Classes:
E21D11/38; E21D11/10
Domestic Patent References:
JP3137182A | ||||
JP61019683A | ||||
JP58047899A | ||||
JP58160497A | ||||
JP8284127A | ||||
JP9004393A | ||||
JP6299791A | ||||
JP59057980A | ||||
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