JPS54112531A - Method of tunnel excavation construction and its device - Google Patents

Method of tunnel excavation construction and its device

Info

Publication number
JPS54112531A
JPS54112531A JP2031178A JP2031178A JPS54112531A JP S54112531 A JPS54112531 A JP S54112531A JP 2031178 A JP2031178 A JP 2031178A JP 2031178 A JP2031178 A JP 2031178A JP S54112531 A JPS54112531 A JP S54112531A
Authority
JP
Japan
Prior art keywords
tunnel excavation
excavation construction
construction
tunnel
excavation
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.)
Pending
Application number
JP2031178A
Other languages
Japanese (ja)
Inventor
Sadao Katsuragi
Haruo Ooshika
Hisachi Yanase
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.)
Sanwa Kizai Co Ltd
Koken Boring Machine Co Ltd
Original Assignee
Sanwa Kizai Co Ltd
Koken Boring Machine Co Ltd
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 Sanwa Kizai Co Ltd, Koken Boring Machine Co Ltd filed Critical Sanwa Kizai Co Ltd
Priority to JP2031178A priority Critical patent/JPS54112531A/en
Publication of JPS54112531A publication Critical patent/JPS54112531A/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP2031178A 1978-02-23 1978-02-23 Method of tunnel excavation construction and its device Pending JPS54112531A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2031178A JPS54112531A (en) 1978-02-23 1978-02-23 Method of tunnel excavation construction and its device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2031178A JPS54112531A (en) 1978-02-23 1978-02-23 Method of tunnel excavation construction and its device

Publications (1)

Publication Number Publication Date
JPS54112531A true JPS54112531A (en) 1979-09-03

Family

ID=12023585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2031178A Pending JPS54112531A (en) 1978-02-23 1978-02-23 Method of tunnel excavation construction and its device

Country Status (1)

Country Link
JP (1) JPS54112531A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1297141A (en) * 1969-01-04 1972-11-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1297141A (en) * 1969-01-04 1972-11-22

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