JP2733722B2 - Construction method of deep foundation pile type retaining wall - Google Patents
Construction method of deep foundation pile type retaining wallInfo
- Publication number
- JP2733722B2 JP2733722B2 JP34487391A JP34487391A JP2733722B2 JP 2733722 B2 JP2733722 B2 JP 2733722B2 JP 34487391 A JP34487391 A JP 34487391A JP 34487391 A JP34487391 A JP 34487391A JP 2733722 B2 JP2733722 B2 JP 2733722B2
- Authority
- JP
- Japan
- Prior art keywords
- deep foundation
- retaining wall
- foundation pile
- wall
- liner plate
- 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
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Description
【0001】[0001]
【産業上の利用分野】深礎杭を自立式擁壁として利用す
る場合には、深礎杭間の土留壁が必要となる。本発明は
前記深礎杭式土留壁構築の施工法に係るものである。[Industrial application field] When a deep foundation pile is used as a freestanding retaining wall, a retaining wall between the deep foundation piles is required. The present invention relates to a method for constructing the deep foundation pile type retaining wall.
【0002】[0002]
【従来の技術】自立式深礎基礎は一般に、杭芯測量、最
上段リング据付け、櫓段取り、掘削及びライナープレー
トの設置、ライナープレート内への配筋、コンクリート
の打設の工程を経て深礎杭aを列設し、同各深礎杭aの
前面土の掘削、及び相隣る深礎杭a間の仮設土留壁gの
施工を反覆して床付けする。2. Description of the Related Art In general, a self-supporting deep foundation is subjected to a process of pile core surveying, installation of a top ring, installation of a turret, excavation and installation of a liner plate, arrangement of reinforcements in a liner plate, and placement of concrete. Piles a are lined up, and flooring is repeated in such a manner that the excavation of the front soil of each deep foundation pile a and the construction of the temporary retaining wall g between adjacent deep foundation piles a are repeated.
【0003】図中cは床付け面、dは施工基面で、リン
グ状にボルト接合したライナープレートeに山型鋼fを
溶接し、同山型鋼f間に仮設土留壁gとしての横矢板を
設置したのち、前記深礎杭を構成するライナープレート
e間に本設の場所打ち鉄筋コンクリート土留壁hを施工
する。図中iはコンクリートアンカー部である。(図8
参照)In the figure, c is a flooring surface, d is a construction base surface, and an angle steel f is welded to a liner plate e bolted in a ring shape, and a horizontal sheet pile as a temporary retaining wall g is interposed between the angle steel f. After the installation, a permanent cast-in-place reinforced concrete retaining wall h is constructed between the liner plates e constituting the deep foundation pile. In the figure, i is a concrete anchor portion. (FIG. 8
reference)
【0004】[0004]
【発明が解決しようとする課題】前記従来方法において
は本設土留壁の施工に際して、近年の労働事情の悪化に
伴ってコンクリートアンカー工から鉄筋工、型枠工、支
保工の架け外しの一連の現場作業に多大の手間を要し、
工期が延引し、工費が嵩むという問題点があった。In the above-mentioned conventional method, when the permanent retaining wall is constructed, a series of steps of detaching a concrete anchor, a reinforcing bar, a formwork, and a shoring from a concrete anchor due to the deterioration of labor conditions in recent years. It takes a lot of time to work on site,
There was a problem that the construction period was postponed and the construction cost increased.
【0005】本発明は前記従来技術の有する問題点に鑑
みて提案されたもので、その目的とする処は、施工性が
向上され、省力化が図られ、工期が短縮され、工費が節
減される深礎杭式土留擁壁の施工法を提供する点にあ
る。The present invention has been proposed in view of the above-mentioned problems of the prior art, and its object is to improve workability, save labor, shorten the construction period, and reduce construction costs. Another object of the present invention is to provide a construction method of a deep foundation pile retaining wall.
【0006】[0006]
【課題を解決するための手段】前記の目的を達成するた
め、本発明に係る深礎杭式土留擁壁の施工法によれば、
所定間隔毎に施工された深礎杭間を土留壁で接合する深
礎杭式土留擁壁の施工方法において、前記各深礎杭本体
を構成するライナープレートに長短両側壁より構成され
た溝型断面の接合パネルを一体に取付けるとともに、相
隣る両接合パネルの各長尺側壁間に横矢板を配設すると
ともに、前記両接合パネルの溝型断面部間にプレキャス
トコンクリート壁の両端を嵌着するものである。According to the present invention, there is provided a method for constructing a deep foundation pile type retaining wall according to the present invention.
In the method of constructing a deep foundation pile retaining wall in which a deep foundation pile constructed at predetermined intervals is joined with a retaining wall, a groove formed by long and short side walls on a liner plate constituting each of the deep foundation pile bodies. Attaching the joint panels having a cross section integrally, arranging horizontal sheet piles between the long side walls of the adjacent joint panels, and fitting both ends of the precast concrete wall between the groove-shaped cross sections of the joint panels. Is what you do.
【0007】[0007]
【作用】本発明によれば前記したように、所定間隔毎に
造成される深礎杭間を土留壁で接合する深礎式土留擁壁
の施工方法において、前記各深礎杭を構成するライナー
プレートに長短両側壁より構成された溝型断面の接合パ
ネルを現場に搬入して、前記ライナープレートに一体に
取付けることによって接合パネルの取付が簡単に行なわ
れる。しかるのち相対する前記接合パネルの長尺の側壁
部間に横矢板を配設することによつて、仮設土留におけ
る横矢板取付用の山型鋼の取付作業が省略される。また
前記両接合パネルの溝型断面部に土留用のプレキヤスト
コンクリート壁を嵌着することによつてコンクリートア
ンカー工、鉄筋工、型枠工等の現場作業が省略される。
更に前記プレキヤストコンクリート壁は深さ方向に適当
に分割できるので、運搬建込みに際して小型の建設機械
で対応できる。According to the present invention, as described above, in the method of constructing a deep foundation retaining wall in which the deep foundation piles formed at predetermined intervals are joined by the retaining wall, the liner constituting each of the deep foundation piles is provided. The joining panel having a groove-shaped cross section composed of both long and short side walls is carried into the site, and is integrally attached to the liner plate, whereby the joining panel can be easily attached. Thereafter, by arranging the cross-sheets between the long side walls of the joint panels opposed to each other, the work of attaching the angle steel for mounting the cross-sheets in the temporary soil is omitted. By fitting a precast concrete wall for retaining in the channel-shaped cross-sections of the two joint panels, on-site work such as concrete anchoring work, rebar work, and formwork work can be omitted.
Further, since the precast concrete wall can be appropriately divided in the depth direction, it can be handled by a small construction machine when transporting and building.
【0008】[0008]
【実施例】以下本発明を図示の実施例について説明す
る。従来工法と同様に、杭芯測量、最上段リングの据付
け、櫓の段取りを行ない、掘削及びライナープレート1
と接合パネル3とを設置する。ライナープレート1は円
弧状本体の周縁に軸方向フランジ1a及び円周方向フラ
ンジ1bが設けられ、接合ボルト孔2が設けられてい
る。BRIEF DESCRIPTION OF THE DRAWINGS FIG. In the same manner as the conventional method, pile core surveying, installation of the uppermost ring, setting up of the turret, excavation and liner plate 1
And the joining panel 3 are installed. The liner plate 1 is provided with an axial flange 1a and a circumferential flange 1b on the peripheral edge of the arc-shaped main body, and a joint bolt hole 2 is provided.
【0009】前記接合パネル3は長尺の側壁3aと短尺
の側壁3bとより構成された溝型断面に形成され、同各
側壁3a,3bと、ライナープレートの一部を構成する
3′a,3′b間にスチフナー4が配設され、同スチフ
ナー4にボルト孔5が穿設されている。6は前記ライナ
ープレートの一部を構成する3a′,3b′の端部に配
設された、隣接するライナープレート1の接合用プレー
トである。図中6aは接合ボルト孔である。The joining panel 3 is formed in a groove-shaped cross section composed of a long side wall 3a and a short side wall 3b, and the side walls 3a, 3b and 3'a, 3 ' A stiffener 4 is provided between 3'b, and a bolt hole 5 is formed in the stiffener 4. Reference numeral 6 denotes a plate for joining the adjacent liner plates 1 disposed at the ends of 3a 'and 3b' constituting a part of the liner plate. In the figure, reference numeral 6a denotes a joint bolt hole.
【0010】而して掘削と接合パネル3及びライナープ
レート1の接続、設置を杭長まで反覆し、ライナープレ
ート1内に鉄筋を組立ててコンクリートを打設して深礎
杭を構築する。深礎杭施工後前面土の掘削と、相隣なる
ライナープレート1,1の接合パネル3,3の長尺の側
壁3a,3a間に対する横矢板8の設置を反覆して所定
の床付面まで施工する。更に相対するライナープレート
1の接合パネル3,3間にプレキャストコンクリート版
7を建込むとともに排水工を施す。[0010] The connection of the excavation and connection and installation of the joint panel 3 and the liner plate 1 is repeated up to the pile length, and a reinforcing bar is assembled in the liner plate 1 and concrete is cast to construct a deep foundation pile. Excavation of the front soil after construction of the deep foundation pile and installation of the horizontal sheet pile 8 between the long side walls 3a, 3a of the joining panels 3, 3 of the adjacent liner plates 1, 1 are repeated to a predetermined floor surface. Execute. Further, a precast concrete plate 7 is erected between the joining panels 3 and 3 of the liner plate 1 and drainage is performed.
【0011】[0011]
【発明の効果】本発明によれば前記したように、所定間
隔毎に旋工された深礎杭間を土留壁で接合してなる深礎
杭式土留擁壁の施工に際し、前記各深礎杭本体を構成す
るライナープレートに長短両側壁より構成された溝型断
面の接合パネルを一体に取付け、相隣る両各接合パネル
の各長尺側壁間に横矢板を配設するとともに、前記両パ
ネルの溝型断面部間にプレキャストコンクリート壁の両
端を嵌着することにより、場所打ちコンクリート土留壁
を使用した従来工法に比して鉄筋工、コンクリート工、
型枠工等の現場労務の省力化が図られ、工期が短縮さ
れ、工費が節減される。According to the present invention, as described above, when the deep foundation pile type retaining wall is formed by joining the deep foundation piles turned at predetermined intervals with the retaining wall, each of the above deep foundation piles is constructed. A joint panel having a groove-shaped cross section composed of both long and short side walls is integrally attached to a liner plate constituting the pile main body, and a horizontal sheet pile is disposed between the long side walls of both adjacent joint panels. By fitting both ends of the precast concrete wall between the channel-shaped cross-sections of the panel, reinforced concrete, concrete work,
Labor savings in on-site labor such as formwork are achieved, the construction period is shortened, and construction costs are reduced.
【0012】また前記接合パネルは工場製作によるもの
を現場に搬入し、同接合パネルは標準セクションと同様
のものを用いているので、従来のライナープレートと同
様な取付方法が採用され、従って現場での組立が簡単で
ある。また仮設土留の横矢板の取付が簡単に行なわれ、
横矢板取付用山形鋼材の取付が省略される。In addition, the joint panel is brought to the site by a factory, and the same joint panel as that of the standard section is used. Therefore, the same mounting method as that of the conventional liner plate is adopted. Is easy to assemble. In addition, the mounting of the horizontal sheet pile of the temporary domes is easily performed,
The mounting of the angle steel for mounting the horizontal sheet pile is omitted.
【0013】また前記プレキャストコンクリート壁は深
さ方向に適当に分割されるので、運搬、建込みに際して
小型の建設機構で対応できる。Further, since the precast concrete wall is appropriately divided in the depth direction, a small construction mechanism can be used for transportation and installation.
【図1】本発明に係る深礎杭式土留擁壁の施工法の一実
施例の実施状況を示す横断平面図である。FIG. 1 is a cross-sectional plan view showing an embodiment of a method for constructing a deep foundation pile type retaining wall according to the present invention.
【図2】ライナープレートの平面図である。FIG. 2 is a plan view of a liner plate.
【図3】図2の縦断面図である。FIG. 3 is a longitudinal sectional view of FIG. 2;
【図4】図2の矢視イーイ図である。FIG. 4 is a view as viewed from the direction of the arrow in FIG. 2;
【図5】接合パネルの正面図で、図7の矢視ニーニ図で
ある。FIG. 5 is a front view of the joint panel, and is a Nini view as seen from the arrow in FIG. 7;
【図6】図5の矢視ローロ図である。FIG. 6 is a roro view taken in the direction of arrows in FIG. 5;
【図7】図5の矢視ハーハ図である。FIG. 7 is a diagram viewed from the arrow in FIG. 5;
【図8】従来工法の実施状況を示す横断平面図である。FIG. 8 is a cross-sectional plan view showing an implementation state of a conventional method.
【図9】深礎杭式土留擁壁の施工法の概念図である。FIG. 9 is a conceptual diagram of a construction method of a deep foundation pile type retaining wall.
1 ライナープレート 2 接合ボルト孔 3 接合パネル 3a 長尺の側壁 3b 短尺の側壁 4 スチフナー 5 ボルト孔 6 接合用プレート 7 プレキャストコンクリート版 8 横矢板 DESCRIPTION OF SYMBOLS 1 Liner plate 2 Joining bolt hole 3 Joining panel 3a Long side wall 3b Short side wall 4 Stiffener 5 Bolt hole 6 Joining plate 7 Precast concrete plate 8 Side sheet
Claims (1)
壁で接合する深礎杭式土留擁壁の施工方法において、前
記各深礎杭本体を構成するライナープレートに長短両側
壁より構成された溝型断面の接合パネルを一体に取付け
るとともに、相隣る両接合パネルの各長尺側壁間に横矢
板を配設するとともに、前記両接合パネルの溝型断面部
間にプレキャストコンクリート壁の両端を嵌着すること
を特徴とする深礎杭式土留擁壁の施工法。1. A method for constructing a deep foundation pile retaining wall in which deep foundation piles constructed at predetermined intervals are joined by a retaining wall, wherein a liner plate constituting each of the deep foundation pile bodies is provided with a long and short side wall. The joint panels having the formed groove-shaped cross sections are integrally mounted, horizontal sheet piles are disposed between the long side walls of the adjacent joint panels, and a precast concrete wall is provided between the groove-shaped cross sections of the both joined panels. A method of constructing a deep foundation pile type retaining wall characterized by fitting both ends of a wall.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34487391A JP2733722B2 (en) | 1991-12-26 | 1991-12-26 | Construction method of deep foundation pile type retaining wall |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34487391A JP2733722B2 (en) | 1991-12-26 | 1991-12-26 | Construction method of deep foundation pile type retaining wall |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH05171636A JPH05171636A (en) | 1993-07-09 |
JP2733722B2 true JP2733722B2 (en) | 1998-03-30 |
Family
ID=18372654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP34487391A Expired - Fee Related JP2733722B2 (en) | 1991-12-26 | 1991-12-26 | Construction method of deep foundation pile type retaining wall |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2733722B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104652445A (en) * | 2013-11-22 | 2015-05-27 | 中冶天工上海十三冶建设有限公司 | Pile and column steel latticed column location device for deep foundation pits and construction method for location device |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5356901B2 (en) * | 2009-04-20 | 2013-12-04 | 戸田建設株式会社 | Precast parent pile for retaining and its formation method |
CN109914431A (en) * | 2019-04-08 | 2019-06-21 | 中国铁建大桥工程局集团有限公司 | A kind of novel prefabrication cast-in-place combination Row Piles Supporting Structure |
-
1991
- 1991-12-26 JP JP34487391A patent/JP2733722B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104652445A (en) * | 2013-11-22 | 2015-05-27 | 中冶天工上海十三冶建设有限公司 | Pile and column steel latticed column location device for deep foundation pits and construction method for location device |
CN104652445B (en) * | 2013-11-22 | 2016-08-17 | 中冶天工上海十三冶建设有限公司 | Deep basal pit one one post steel lattice column positioner and construction method thereof |
Also Published As
Publication number | Publication date |
---|---|
JPH05171636A (en) | 1993-07-09 |
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