JPS62185742U - - Google Patents
Info
- Publication number
- JPS62185742U JPS62185742U JP7118686U JP7118686U JPS62185742U JP S62185742 U JPS62185742 U JP S62185742U JP 7118686 U JP7118686 U JP 7118686U JP 7118686 U JP7118686 U JP 7118686U JP S62185742 U JPS62185742 U JP S62185742U
- Authority
- JP
- Japan
- Prior art keywords
- soil cement
- steel pipe
- ready
- made concrete
- concrete pile
- 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.)
- Pending
Links
- 239000004568 cement Substances 0.000 claims description 8
- 239000002689 soil Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Description
第１図はこの考案の実施例を示す断面図、第２
図は上記実施例の部分断面図、第３図ａ，ｂは各
各他の実施例を示す説明図、第４図ａ，ｂはこの
考案の実施例とこの考案を用いない場合の設計例
の説明図、第５図ａ，ｂは従来のソイルセメント
工法による支持杭を示す説明図である。
３…ソイルセメント柱、４…杭一般部の鋼管、
５…拡頭部の鋼管。
Figure 1 is a sectional view showing an embodiment of this invention, Figure 2 is a sectional view showing an embodiment of this invention.
The figure is a partial sectional view of the above embodiment, Figures 3a and b are explanatory diagrams showing each other embodiment, and Figures 4a and b are examples of an embodiment of this invention and a design example when this invention is not used. Figures 5a and 5b are explanatory diagrams showing support piles based on the conventional soil cement construction method. 3...Soil cement column, 4...Steel pipe for the general part of the pile,
5... Steel pipe with enlarged head.
Claims (1)
ルセメント柱の外径Ｄｓに対し、Ｄｐ≦０．８５
Ｄｓとし、軟弱層とソイルセメント間の表面摩擦
強度Ｓ１及びソイルセメントと鋼管又は既製コン
クリート杭間の付着強度Ｓ２がＳ２≧Ｓ１ＤｓＤ
ｐを満足するようにソイルセメントの配合を決め
、ソイルセメント柱のセメント硬化前に鋼管又は
既製コンクリート杭を圧入し形成する杭において
、外径Ｄが Ｄｓ＞Ｄ＞Ｄｐ である鋼管からなる拡頭部を鋼管又は既製コンク
リート杭の上部に設置したことを特徴とする拡頭
杭。[Scope of claim for utility model registration] The outer diameter DP of the steel pipe or ready-made concrete pile is the outer diameter Ds of the soil cement column, Dp≦0.85
Ds, and the surface friction strength S 1 between the soft layer and soil cement and the adhesion strength S 2 between the soil cement and the steel pipe or ready-made concrete pile are S 2 ≧ S 1 DsD
The soil cement mixture is determined to satisfy p, and a steel pipe or ready-made concrete pile is press-fitted into the soil cement column before the cement hardens to form the pile. An expanded head pile characterized by being installed on top of a steel pipe or ready-made concrete pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7118686U JPS62185742U (en) | 1986-05-14 | 1986-05-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7118686U JPS62185742U (en) | 1986-05-14 | 1986-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62185742U true JPS62185742U (en) | 1987-11-26 |
Family
ID=30913510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7118686U Pending JPS62185742U (en) | 1986-05-14 | 1986-05-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62185742U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006132100A (en) * | 2004-11-02 | 2006-05-25 | Jfe Steel Kk | Head-enlarged pile |
-
1986
- 1986-05-14 JP JP7118686U patent/JPS62185742U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006132100A (en) * | 2004-11-02 | 2006-05-25 | Jfe Steel Kk | Head-enlarged pile |
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