JPS6346239B2 - - Google Patents

Info

Publication number
JPS6346239B2
JPS6346239B2 JP59157393A JP15739384A JPS6346239B2 JP S6346239 B2 JPS6346239 B2 JP S6346239B2 JP 59157393 A JP59157393 A JP 59157393A JP 15739384 A JP15739384 A JP 15739384A JP S6346239 B2 JPS6346239 B2 JP S6346239B2
Authority
JP
Japan
Prior art keywords
circumferential
shield
ring
movable ring
segments
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP59157393A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6136494A (ja
Inventor
Haruo Kaneko
Yasutaka Yuasa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Construction Co Ltd
Kajima Corp
Original Assignee
Mitsui Construction Co Ltd
Kajima Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsui Construction Co Ltd, Kajima Corp filed Critical Mitsui Construction Co Ltd
Priority to JP15739384A priority Critical patent/JPS6136494A/ja
Publication of JPS6136494A publication Critical patent/JPS6136494A/ja
Publication of JPS6346239B2 publication Critical patent/JPS6346239B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Lining And Supports For Tunnels (AREA)
JP15739384A 1984-07-30 1984-07-30 拡大シ−ルド掘削工法 Granted JPS6136494A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15739384A JPS6136494A (ja) 1984-07-30 1984-07-30 拡大シ−ルド掘削工法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15739384A JPS6136494A (ja) 1984-07-30 1984-07-30 拡大シ−ルド掘削工法

Publications (2)

Publication Number Publication Date
JPS6136494A JPS6136494A (ja) 1986-02-21
JPS6346239B2 true JPS6346239B2 (OSRAM) 1988-09-14

Family

ID=15648648

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15739384A Granted JPS6136494A (ja) 1984-07-30 1984-07-30 拡大シ−ルド掘削工法

Country Status (1)

Country Link
JP (1) JPS6136494A (OSRAM)

Also Published As

Publication number Publication date
JPS6136494A (ja) 1986-02-21

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees