JPS54132327A - Method of square tunnel construction - Google Patents

Method of square tunnel construction

Info

Publication number
JPS54132327A
JPS54132327A JP4002878A JP4002878A JPS54132327A JP S54132327 A JPS54132327 A JP S54132327A JP 4002878 A JP4002878 A JP 4002878A JP 4002878 A JP4002878 A JP 4002878A JP S54132327 A JPS54132327 A JP S54132327A
Authority
JP
Japan
Prior art keywords
tunnel construction
square tunnel
square
construction
tunnel
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.)
Granted
Application number
JP4002878A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5632438B2 (enExample
Inventor
Kiyomi Kondou
Toshiya Ogasawara
Norimasa Kubo
Hiroshi Nagino
Mamoru Takeda
Masanori Rakuishi
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.)
Dowa Holdings Co Ltd
Original Assignee
Dowa Mining 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 Dowa Mining Co Ltd filed Critical Dowa Mining Co Ltd
Priority to JP4002878A priority Critical patent/JPS54132327A/ja
Publication of JPS54132327A publication Critical patent/JPS54132327A/ja
Publication of JPS5632438B2 publication Critical patent/JPS5632438B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Lining And Supports For Tunnels (AREA)
JP4002878A 1978-04-05 1978-04-05 Method of square tunnel construction Granted JPS54132327A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4002878A JPS54132327A (en) 1978-04-05 1978-04-05 Method of square tunnel construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4002878A JPS54132327A (en) 1978-04-05 1978-04-05 Method of square tunnel construction

Publications (2)

Publication Number Publication Date
JPS54132327A true JPS54132327A (en) 1979-10-15
JPS5632438B2 JPS5632438B2 (enExample) 1981-07-28

Family

ID=12569444

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4002878A Granted JPS54132327A (en) 1978-04-05 1978-04-05 Method of square tunnel construction

Country Status (1)

Country Link
JP (1) JPS54132327A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6278746U (enExample) * 1985-11-06 1987-05-20

Also Published As

Publication number Publication date
JPS5632438B2 (enExample) 1981-07-28

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