JPH0543811B2 - - Google Patents
Info
- Publication number
- JPH0543811B2 JPH0543811B2 JP24571389A JP24571389A JPH0543811B2 JP H0543811 B2 JPH0543811 B2 JP H0543811B2 JP 24571389 A JP24571389 A JP 24571389A JP 24571389 A JP24571389 A JP 24571389A JP H0543811 B2 JPH0543811 B2 JP H0543811B2
- Authority
- JP
- Japan
- Prior art keywords
- drilling
- casing
- bit
- tip
- rod
- 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
- 238000005553 drilling Methods 0.000 claims description 57
- 238000009412 basement excavation Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 16
- 239000007924 injection Substances 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 7
- 239000002689 soil Substances 0.000 description 5
- 239000003381 stabilizer Substances 0.000 description 3
- 229910000278 bentonite Inorganic materials 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24571389A JPH03107018A (ja) | 1989-09-21 | 1989-09-21 | 掘削工法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24571389A JPH03107018A (ja) | 1989-09-21 | 1989-09-21 | 掘削工法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03107018A JPH03107018A (ja) | 1991-05-07 |
| JPH0543811B2 true JPH0543811B2 (en]) | 1993-07-02 |
Family
ID=17137697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24571389A Granted JPH03107018A (ja) | 1989-09-21 | 1989-09-21 | 掘削工法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03107018A (en]) |
-
1989
- 1989-09-21 JP JP24571389A patent/JPH03107018A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03107018A (ja) | 1991-05-07 |
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