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Title:
CLOSURE-ADJUSTING ELEMENT AND UNDERGROUND STRUCTURE CONSTRUCTION METHOD
Document Type and Number:
Japanese Patent JP3765719
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide a closure adjusting element, capable of absorbing an error in accordance with a state of closure and an underground structure construction method making use of the element.
SOLUTION: First and second closure members 41 and 42 which connect an approximately U-shaped first reinforcement 44 and a second reinforcement 45 to two connecting joint members 43 are fitted to an element joint section 13, such as the existing steel made element 20 or the like, by a connecting joint section 43b through making the use of a closure-adjusting element 40, and at the same time, they are used for reinforcing members of a cast-in-place concrete to absorb errors of closure.


Inventors:
石橋 忠良
伊藤 昭夫
渡邊 明之
長尾 達児
Application Number:
JP2000307479A
Publication Date:
April 12, 2006
Filing Date:
October 06, 2000
Export Citation:
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Assignee:
東日本旅客鉄道株式会社
International Classes:
E02D29/045; E21D11/14; E21D9/04; E21D13/00; (IPC1-7): E21D11/14; E02D29/045; E21D13/00; E21D9/04
Domestic Patent References:
JP2000120372A
JP4254612A
JP5255934A
Attorney, Agent or Firm:
大川 洋一