JP2017133163A - 凍結工法 - Google Patents
凍結工法 Download PDFInfo
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- JP2017133163A JP2017133163A JP2016011548A JP2016011548A JP2017133163A JP 2017133163 A JP2017133163 A JP 2017133163A JP 2016011548 A JP2016011548 A JP 2016011548A JP 2016011548 A JP2016011548 A JP 2016011548A JP 2017133163 A JP2017133163 A JP 2017133163A
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- Prior art keywords
- freezing
- ground
- frozen
- frozen soil
- stage
- Prior art date
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- 230000008014 freezing Effects 0.000 title claims abstract description 72
- 238000007710 freezing Methods 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000002689 soil Substances 0.000 claims description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000010276 construction Methods 0.000 abstract description 12
- 238000009412 basement excavation Methods 0.000 abstract description 9
- 238000004904 shortening Methods 0.000 abstract description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 6
- 239000012267 brine Substances 0.000 description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000009751 slip forming Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004181 pedogenesis Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
Description
但し、本発明の凍結工法は、土木建築分野において、地盤を凍結させて凍土壁(凍結領域)等を形成するあらゆるケースに適用可能である。
2 ランプシールド
3 地中発進基地
4 外殻シールド
5 凍土壁
6 本設覆工
7 凍結管
10 凍土領域
11 凍土領域
12 凍土領域
13 凍土領域
14 凍土領域
Claims (1)
- 地盤を凍結させ、地盤の止水性能及び強度性能を向上させる凍結工法において、
凍結運転開始から所定領域の凍土が連続的に繋がって止水性能が確保された段階と、必要な凍土厚の凍土壁が造成されて強度性能が確保された段階との間の任意のタイミングで、前記凍土壁に対して内側の領域の一部の地盤を先行掘削することを特徴とする凍結工法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2016011548A JP6624443B2 (ja) | 2016-01-25 | 2016-01-25 | 凍結工法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016011548A JP6624443B2 (ja) | 2016-01-25 | 2016-01-25 | 凍結工法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017133163A true JP2017133163A (ja) | 2017-08-03 |
JP6624443B2 JP6624443B2 (ja) | 2019-12-25 |
Family
ID=59502401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016011548A Active JP6624443B2 (ja) | 2016-01-25 | 2016-01-25 | 凍結工法 |
Country Status (1)
Country | Link |
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JP (1) | JP6624443B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107829747A (zh) * | 2017-11-02 | 2018-03-23 | 安徽建筑大学 | 适于膨胀土地区浅埋暗挖隧道的施工方法 |
CN108589706A (zh) * | 2018-05-11 | 2018-09-28 | 佳琳 | 一种复合冻土钢管桩施工方法 |
JP2019108766A (ja) * | 2017-12-20 | 2019-07-04 | 東京電力ホールディングス株式会社 | 凍土の維持方法および凍土の造成方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005264717A (ja) * | 2004-02-19 | 2005-09-29 | Kajima Corp | 地盤の凍結方法 |
JP2008156907A (ja) * | 2006-12-25 | 2008-07-10 | Shimizu Corp | 地中空洞の施工方法 |
KR20080079090A (ko) * | 2007-02-26 | 2008-08-29 | 김상록 | 지하구조물 외곽영역의 지반동결방법 |
JP2012026242A (ja) * | 2010-07-28 | 2012-02-09 | Kajima Corp | 地下構造物の施工方法 |
-
2016
- 2016-01-25 JP JP2016011548A patent/JP6624443B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005264717A (ja) * | 2004-02-19 | 2005-09-29 | Kajima Corp | 地盤の凍結方法 |
JP2008156907A (ja) * | 2006-12-25 | 2008-07-10 | Shimizu Corp | 地中空洞の施工方法 |
KR20080079090A (ko) * | 2007-02-26 | 2008-08-29 | 김상록 | 지하구조물 외곽영역의 지반동결방법 |
JP2012026242A (ja) * | 2010-07-28 | 2012-02-09 | Kajima Corp | 地下構造物の施工方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107829747A (zh) * | 2017-11-02 | 2018-03-23 | 安徽建筑大学 | 适于膨胀土地区浅埋暗挖隧道的施工方法 |
JP2019108766A (ja) * | 2017-12-20 | 2019-07-04 | 東京電力ホールディングス株式会社 | 凍土の維持方法および凍土の造成方法 |
JP6997614B2 (ja) | 2017-12-20 | 2022-01-17 | 東京電力ホールディングス株式会社 | 凍土の維持方法および凍土の造成方法 |
CN108589706A (zh) * | 2018-05-11 | 2018-09-28 | 佳琳 | 一种复合冻土钢管桩施工方法 |
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