TUNNEL LINING METHOD, SEGMENT, AND LID FOR TUNNEL SECONDARY LINING

摘要

PROBLEM TO BE SOLVED: To provide a tunnel lining method and a segment for dispensing with the secondary lining work for spraying concrete and mortar to prevent corrosion of the steel segment being an inner face of a tunnel and realize smooth inner face for the segment.;SOLUTION: In this tunnel lining method, a bottom plate of the steel segment case body 2 provided with the bottom plate, side plates provided to erect in the same direction from the outer periphery of the bottom plate, and a reinforcing plate connected with an opening part surrounded by one end fringes of the side plates, the bottom plate, and the side plates is constituted by blocking the opening part of the segment case body 2 by the lid 4 formed by an anticorrosive constituent body after the segment case body 2 is installed toward a surface 35 of the natural ground in a hollow part of the tunnel.;COPYRIGHT: (C)2008,JPO&INPIT