JPS59102093A - 多角形拡大トンネルの掘削工法 - Google Patents

多角形拡大トンネルの掘削工法

Info

Publication number
JPS59102093A
JPS59102093A JP21136382A JP21136382A JPS59102093A JP S59102093 A JPS59102093 A JP S59102093A JP 21136382 A JP21136382 A JP 21136382A JP 21136382 A JP21136382 A JP 21136382A JP S59102093 A JPS59102093 A JP S59102093A
Authority
JP
Japan
Prior art keywords
shield
tunnel
enlarged
expansion
segment
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
JP21136382A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6217074B2 (enrdf_load_stackoverflow
Inventor
神田 孝敏
上野 英和
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
Original Assignee
Mitsui Construction 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 Mitsui Construction Co Ltd filed Critical Mitsui Construction Co Ltd
Priority to JP21136382A priority Critical patent/JPS59102093A/ja
Publication of JPS59102093A publication Critical patent/JPS59102093A/ja
Publication of JPS6217074B2 publication Critical patent/JPS6217074B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP21136382A 1982-12-03 1982-12-03 多角形拡大トンネルの掘削工法 Granted JPS59102093A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21136382A JPS59102093A (ja) 1982-12-03 1982-12-03 多角形拡大トンネルの掘削工法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21136382A JPS59102093A (ja) 1982-12-03 1982-12-03 多角形拡大トンネルの掘削工法

Publications (2)

Publication Number Publication Date
JPS59102093A true JPS59102093A (ja) 1984-06-12
JPS6217074B2 JPS6217074B2 (enrdf_load_stackoverflow) 1987-04-15

Family

ID=16604723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21136382A Granted JPS59102093A (ja) 1982-12-03 1982-12-03 多角形拡大トンネルの掘削工法

Country Status (1)

Country Link
JP (1) JPS59102093A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6217074B2 (enrdf_load_stackoverflow) 1987-04-15

Similar Documents

Publication Publication Date Title
CN109026035B (zh) 隧道环向变截面扩挖方法
JPH035600A (ja) シールドトンネルの分岐・接合部の施工方法及び分岐・接合部の仮設隔壁施工装置
JPS59102093A (ja) 多角形拡大トンネルの掘削工法
JPS59106695A (ja) 拡大シ−ルド掘削工法
JPS6216310B2 (enrdf_load_stackoverflow)
JP2006207140A (ja) シールド掘削機及びこれを用いたトンネル築造方法
JPH0868293A (ja) 地中トンネル接合工法およびセグメント
JPS62148798A (ja) 円周シ−ルドセグメント
JPS59102092A (ja) 多角形シ−ルド掘進機
JPS59102088A (ja) 拡大トンネル掘削工法とその装置
JPS6088788A (ja) 円周シ−ルド掘進機
JPH0842281A (ja) 複胴型シールド掘進機とその同時掘進工法
JPS6217073B2 (enrdf_load_stackoverflow)
JP2006063604A (ja) 拡幅シールド掘進機
JPH0127240B2 (enrdf_load_stackoverflow)
JPS59102094A (ja) トンネル拡大掘削装置
JPS5921894A (ja) 拡大シールド機
JP2618180B2 (ja) シールド工法
JPS6217068B2 (enrdf_load_stackoverflow)
JP3161890B2 (ja) 多機能シールド掘進機
JPS61146996A (ja) 拡大シ−ルド掘削工法
JPS59102090A (ja) 円周拡大シ−ルド掘削工法
JPS59102087A (ja) トンネル拡大掘削装置
JPH1136787A (ja) 中折れ式トンネル掘進機及びこの撤収方法
JPS59102089A (ja) 拡大トンネル掘削工法