JPH0516493B2 - - Google Patents
Info
- Publication number
- JPH0516493B2 JPH0516493B2 JP21045185A JP21045185A JPH0516493B2 JP H0516493 B2 JPH0516493 B2 JP H0516493B2 JP 21045185 A JP21045185 A JP 21045185A JP 21045185 A JP21045185 A JP 21045185A JP H0516493 B2 JPH0516493 B2 JP H0516493B2
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- hole
- deep
- deep hole
- hole wall
- 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.)
- Expired - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 44
- 239000010959 steel Substances 0.000 claims description 44
- 229910000278 bentonite Inorganic materials 0.000 claims description 25
- 239000000440 bentonite Substances 0.000 claims description 25
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 25
- 238000010276 construction Methods 0.000 claims description 20
- 239000003673 groundwater Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000035699 permeability Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21045185A JPS6268916A (ja) | 1985-09-24 | 1985-09-24 | デイ−プウエル工法における孔壁形成方法および装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21045185A JPS6268916A (ja) | 1985-09-24 | 1985-09-24 | デイ−プウエル工法における孔壁形成方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6268916A JPS6268916A (ja) | 1987-03-30 |
| JPH0516493B2 true JPH0516493B2 (en]) | 1993-03-04 |
Family
ID=16589546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21045185A Granted JPS6268916A (ja) | 1985-09-24 | 1985-09-24 | デイ−プウエル工法における孔壁形成方法および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6268916A (en]) |
-
1985
- 1985-09-24 JP JP21045185A patent/JPS6268916A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6268916A (ja) | 1987-03-30 |
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