JPS6221195U - - Google Patents
Info
- Publication number
- JPS6221195U JPS6221195U JP11323385U JP11323385U JPS6221195U JP S6221195 U JPS6221195 U JP S6221195U JP 11323385 U JP11323385 U JP 11323385U JP 11323385 U JP11323385 U JP 11323385U JP S6221195 U JPS6221195 U JP S6221195U
- Authority
- JP
- Japan
- Prior art keywords
- widening
- base
- tunnel
- outer periphery
- construction method
- 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
Links
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11323385U JPH0426557Y2 (https=) | 1985-07-24 | 1985-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11323385U JPH0426557Y2 (https=) | 1985-07-24 | 1985-07-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6221195U true JPS6221195U (https=) | 1987-02-07 |
| JPH0426557Y2 JPH0426557Y2 (https=) | 1992-06-25 |
Family
ID=30994839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11323385U Expired JPH0426557Y2 (https=) | 1985-07-24 | 1985-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0426557Y2 (https=) |
-
1985
- 1985-07-24 JP JP11323385U patent/JPH0426557Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0426557Y2 (https=) | 1992-06-25 |
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