JPS52116622A - Tunnel upset work method and its device - Google Patents

Tunnel upset work method and its device

Info

Publication number
JPS52116622A
JPS52116622A JP3252076A JP3252076A JPS52116622A JP S52116622 A JPS52116622 A JP S52116622A JP 3252076 A JP3252076 A JP 3252076A JP 3252076 A JP3252076 A JP 3252076A JP S52116622 A JPS52116622 A JP S52116622A
Authority
JP
Japan
Prior art keywords
work method
upset work
tunnel
tunnel upset
work
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
JP3252076A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55556B2 (OSRAM
Inventor
Makoto Kanai
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.)
Obayashi Gumi Ltd
Original Assignee
Obayashi Gumi 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 Obayashi Gumi Ltd filed Critical Obayashi Gumi Ltd
Priority to JP3252076A priority Critical patent/JPS52116622A/ja
Publication of JPS52116622A publication Critical patent/JPS52116622A/ja
Publication of JPS55556B2 publication Critical patent/JPS55556B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lining And Supports For Tunnels (AREA)
JP3252076A 1976-03-26 1976-03-26 Tunnel upset work method and its device Granted JPS52116622A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3252076A JPS52116622A (en) 1976-03-26 1976-03-26 Tunnel upset work method and its device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3252076A JPS52116622A (en) 1976-03-26 1976-03-26 Tunnel upset work method and its device

Publications (2)

Publication Number Publication Date
JPS52116622A true JPS52116622A (en) 1977-09-30
JPS55556B2 JPS55556B2 (OSRAM) 1980-01-08

Family

ID=12361227

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3252076A Granted JPS52116622A (en) 1976-03-26 1976-03-26 Tunnel upset work method and its device

Country Status (1)

Country Link
JP (1) JPS52116622A (OSRAM)

Also Published As

Publication number Publication date
JPS55556B2 (OSRAM) 1980-01-08

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