JPS5223829A - Tunnel excavation method and its device - Google Patents

Tunnel excavation method and its device

Info

Publication number
JPS5223829A
JPS5223829A JP9987575A JP9987575A JPS5223829A JP S5223829 A JPS5223829 A JP S5223829A JP 9987575 A JP9987575 A JP 9987575A JP 9987575 A JP9987575 A JP 9987575A JP S5223829 A JPS5223829 A JP S5223829A
Authority
JP
Japan
Prior art keywords
tunnel excavation
excavation method
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.)
Granted
Application number
JP9987575A
Other languages
Japanese (ja)
Other versions
JPS5623520B2 (en
Inventor
Rooden Parii Ronarudo
Doraiden Soonton Jieofurii
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.)
EMU ANDO EICHI TONNERU ANDO SH
EMU ANDO EICHI TONNERU ANDO SHIBIRU ENG Ltd
Original Assignee
EMU ANDO EICHI TONNERU ANDO SH
EMU ANDO EICHI TONNERU ANDO SHIBIRU ENG 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 EMU ANDO EICHI TONNERU ANDO SH, EMU ANDO EICHI TONNERU ANDO SHIBIRU ENG Ltd filed Critical EMU ANDO EICHI TONNERU ANDO SH
Priority to JP9987575A priority Critical patent/JPS5223829A/en
Publication of JPS5223829A publication Critical patent/JPS5223829A/en
Publication of JPS5623520B2 publication Critical patent/JPS5623520B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP9987575A 1975-08-19 1975-08-19 Tunnel excavation method and its device Granted JPS5223829A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9987575A JPS5223829A (en) 1975-08-19 1975-08-19 Tunnel excavation method and its device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9987575A JPS5223829A (en) 1975-08-19 1975-08-19 Tunnel excavation method and its device

Publications (2)

Publication Number Publication Date
JPS5223829A true JPS5223829A (en) 1977-02-23
JPS5623520B2 JPS5623520B2 (en) 1981-06-01

Family

ID=14258968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9987575A Granted JPS5223829A (en) 1975-08-19 1975-08-19 Tunnel excavation method and its device

Country Status (1)

Country Link
JP (1) JPS5223829A (en)

Also Published As

Publication number Publication date
JPS5623520B2 (en) 1981-06-01

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