Title:
PANEL SUPPORT, SUPPORT STRUCTURE, AND TUNNEL CONSTRUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/215235
Kind Code:
A1
Abstract:
Provided is a panel-type shoring (3) comprising a pair of shoring members (4) disposed at the front and back, and coupling steel members (6) coupling the shoring members (4) to each other. Also provided is a tunnel construction method using the same. The shoring members (4) have a U-shaped cross-section formed by a pair of flanges and a web coupling the pair of flanges. The pair of shoring members (4) are provided so that the tips of the flanges face each other. A wire mesh (5) is provided along the circumferential direction of the shoring members (4).
Inventors:
ONISHI KATSUNORI (JP)
Application Number:
PCT/JP2021/014580
Publication Date:
October 28, 2021
Filing Date:
April 06, 2021
Export Citation:
Assignee:
SHINTOMI IRON MFG CO LTD (JP)
BUILDING SYSTEM DESIGN CO LTD (JP)
BUILDING SYSTEM DESIGN CO LTD (JP)
International Classes:
E21D11/40; E21D9/00
Foreign References:
| JPH11159298A | 1999-06-15 | |||
| JP2008144505A | 2008-06-26 | |||
| JP2003082991A | 2003-03-19 | |||
| JPS5738900U | 1982-03-02 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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