JP3897767B2 - 既設構造物直下の地盤の液状化対策工法 - Google Patents
既設構造物直下の地盤の液状化対策工法 Download PDFInfo
- Publication number
- JP3897767B2 JP3897767B2 JP2004090003A JP2004090003A JP3897767B2 JP 3897767 B2 JP3897767 B2 JP 3897767B2 JP 2004090003 A JP2004090003 A JP 2004090003A JP 2004090003 A JP2004090003 A JP 2004090003A JP 3897767 B2 JP3897767 B2 JP 3897767B2
- Authority
- JP
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- Prior art keywords
- ground
- bit
- drilling
- tube
- propulsion
- 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
- 238000000034 method Methods 0.000 title claims description 16
- 230000002265 prevention Effects 0.000 title 1
- 238000005553 drilling Methods 0.000 claims description 78
- 238000002347 injection Methods 0.000 claims description 52
- 239000007924 injection Substances 0.000 claims description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000003780 insertion Methods 0.000 claims description 22
- 230000037431 insertion Effects 0.000 claims description 22
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 230000001141 propulsive effect Effects 0.000 claims description 11
- 238000009412 basement excavation Methods 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 description 19
- 229920005989 resin Polymers 0.000 description 19
- 238000010276 construction Methods 0.000 description 16
- 230000002093 peripheral effect Effects 0.000 description 13
- 239000003638 chemical reducing agent Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000004576 sand Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Landscapes
- Earth Drilling (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Foundations (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004090003A JP3897767B2 (ja) | 2004-03-25 | 2004-03-25 | 既設構造物直下の地盤の液状化対策工法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004090003A JP3897767B2 (ja) | 2004-03-25 | 2004-03-25 | 既設構造物直下の地盤の液状化対策工法 |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004143692A Division JP4108644B2 (ja) | 2004-05-13 | 2004-05-13 | 地盤の液状化対策工法 |
| JP2004143691A Division JP4093579B2 (ja) | 2004-05-13 | 2004-05-13 | 既設構造物直下の地盤の液状化対策工法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005273331A JP2005273331A (ja) | 2005-10-06 |
| JP2005273331A5 JP2005273331A5 (enExample) | 2006-08-24 |
| JP3897767B2 true JP3897767B2 (ja) | 2007-03-28 |
Family
ID=35173294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004090003A Expired - Lifetime JP3897767B2 (ja) | 2004-03-25 | 2004-03-25 | 既設構造物直下の地盤の液状化対策工法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3897767B2 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5573235B2 (ja) * | 2010-03-03 | 2014-08-20 | 株式会社大林組 | 噴射攪拌装置及び地盤改良方法 |
| JP6214155B2 (ja) * | 2012-12-26 | 2017-10-18 | 株式会社大林組 | 薬液注入用外管の埋設方法及びそれを用いた薬液注入方法 |
-
2004
- 2004-03-25 JP JP2004090003A patent/JP3897767B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005273331A (ja) | 2005-10-06 |
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