JP4519802B2 - オープンケーソン工法 - Google Patents
オープンケーソン工法 Download PDFInfo
- Publication number
- JP4519802B2 JP4519802B2 JP2006132822A JP2006132822A JP4519802B2 JP 4519802 B2 JP4519802 B2 JP 4519802B2 JP 2006132822 A JP2006132822 A JP 2006132822A JP 2006132822 A JP2006132822 A JP 2006132822A JP 4519802 B2 JP4519802 B2 JP 4519802B2
- Authority
- JP
- Japan
- Prior art keywords
- blade edge
- diameter portion
- concrete
- reduced
- side 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 - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 238000005520 cutting process Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000005553 drilling Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 9
- 238000009412 basement excavation Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Foundations (AREA)
Description
2 側壁
2a 分割リング
11 縮径部
11a 内面
12 拡径部
12a 内面
13 フリクションカッター
16 凸部
17 凹部
Claims (1)
- 刃口部に、上方ほど内径寸法を縮小させた縮径部と、縮径部の上方にあって、上方ほど内径寸法を拡大させた拡径部とをコンクリートで一体に設け、縮径部内面を鋼板で被覆した平滑面とし、拡径部内面を、コンクリートむき出しでかつ表面に凹部もしくは凸部を有する凹凸面とし、複数の鋼製分割リングを周方向および軸方向に結合することで刃口部上に側壁を構成し、刃口部および側壁からなるケーソン函体を、その内部を水中掘削しつつ沈設し、その後、拡径部の少なくとも一部が埋まるまで、水中コンクリートを打設して底盤を構築することを特徴とするオープンケーソン工法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006132822A JP4519802B2 (ja) | 2006-05-11 | 2006-05-11 | オープンケーソン工法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006132822A JP4519802B2 (ja) | 2006-05-11 | 2006-05-11 | オープンケーソン工法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007303166A JP2007303166A (ja) | 2007-11-22 |
JP4519802B2 true JP4519802B2 (ja) | 2010-08-04 |
Family
ID=38837328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006132822A Expired - Fee Related JP4519802B2 (ja) | 2006-05-11 | 2006-05-11 | オープンケーソン工法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4519802B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106088127A (zh) * | 2016-07-02 | 2016-11-09 | 天鸿建设集团有限公司 | 沉井施工方法 |
CN110761310A (zh) * | 2018-07-25 | 2020-02-07 | 江苏省科佳工程设计有限公司 | 顶管污水工作井下沉施工工艺 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54118608A (en) * | 1978-03-06 | 1979-09-14 | Sato Katsuaki | Burying and installing method of circular concrete water tank |
JPS621930A (ja) * | 1985-06-26 | 1987-01-07 | Ryokichi Emoto | 地下建造物の基礎部の構造 |
JPS63233119A (ja) * | 1987-03-18 | 1988-09-28 | Shimizu Constr Co Ltd | 刃口部分割によるケ−ソン沈設工法 |
JPH0211847U (ja) * | 1989-04-26 | 1990-01-25 | ||
JPH04343913A (ja) * | 1991-05-21 | 1992-11-30 | Taisei Corp | オープンケーソンの構造 |
JPH05118043A (ja) * | 1991-03-19 | 1993-05-14 | Shimizu Corp | 刃口部分割によるケーソン沈設工法 |
JPH07189266A (ja) * | 1993-06-29 | 1995-07-28 | Toda Constr Co Ltd | 地下躯体の構築工法 |
JPH11117317A (ja) * | 1997-10-15 | 1999-04-27 | Nippon Kokan Light Steel Kk | 地下沈設用鋼製中空筒体 |
JP2001003675A (ja) * | 1999-06-21 | 2001-01-09 | Nippon Kokan Light Steel Kk | 中空筒構造体 |
-
2006
- 2006-05-11 JP JP2006132822A patent/JP4519802B2/ja not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54118608A (en) * | 1978-03-06 | 1979-09-14 | Sato Katsuaki | Burying and installing method of circular concrete water tank |
JPS621930A (ja) * | 1985-06-26 | 1987-01-07 | Ryokichi Emoto | 地下建造物の基礎部の構造 |
JPS63233119A (ja) * | 1987-03-18 | 1988-09-28 | Shimizu Constr Co Ltd | 刃口部分割によるケ−ソン沈設工法 |
JPH0211847U (ja) * | 1989-04-26 | 1990-01-25 | ||
JPH05118043A (ja) * | 1991-03-19 | 1993-05-14 | Shimizu Corp | 刃口部分割によるケーソン沈設工法 |
JPH04343913A (ja) * | 1991-05-21 | 1992-11-30 | Taisei Corp | オープンケーソンの構造 |
JPH07189266A (ja) * | 1993-06-29 | 1995-07-28 | Toda Constr Co Ltd | 地下躯体の構築工法 |
JPH11117317A (ja) * | 1997-10-15 | 1999-04-27 | Nippon Kokan Light Steel Kk | 地下沈設用鋼製中空筒体 |
JP2001003675A (ja) * | 1999-06-21 | 2001-01-09 | Nippon Kokan Light Steel Kk | 中空筒構造体 |
Also Published As
Publication number | Publication date |
---|---|
JP2007303166A (ja) | 2007-11-22 |
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