JPS63308119A - Combination method of braced piling in pile foundation of construction - Google Patents
Combination method of braced piling in pile foundation of constructionInfo
- Publication number
- JPS63308119A JPS63308119A JP14337587A JP14337587A JPS63308119A JP S63308119 A JPS63308119 A JP S63308119A JP 14337587 A JP14337587 A JP 14337587A JP 14337587 A JP14337587 A JP 14337587A JP S63308119 A JPS63308119 A JP S63308119A
- Authority
- JP
- Japan
- Prior art keywords
- pile
- piles
- building
- foundation
- brace
- 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
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 8
- 230000003014 reinforcing effect Effects 0.000 description 8
- 238000005452 bending Methods 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000002498 deadly effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Foundations (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野１
本発明は、鉛直杭と斜杭を組合わせて使用した建築物の
杭基礎に於けるブレース杭の組合せ工法に関するもので
ある。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application 1] The present invention relates to a method for combining brace piles in pile foundations for buildings using a combination of vertical piles and diagonal piles.
［従来技術とその問題，ヴ１
従来、鉛直杭および斜杭を使用した建築物の杭基礎に於
いては、杭頭を建築物の基礎構造体に固定して接合する
］、法が採られていた。[Prior art and its problems, V1 Conventionally, in the pile foundation of a building using vertical piles and diagonal piles, the pile head is fixed and connected to the foundation structure of the building]. was.
その中で既製杭は、ｆＩＳ９図に示すように、杭頭を建
物のフーチングに埋込むか、杭頭の鉄筋をはつり出し又
は外挿的に鉄筋カゴを根巻きし、それらの鉄筋をフーチ
ング内に固定していた。Among these, ready-made piles can be used by embedding the pile cap in the footing of the building, or by protruding the reinforcing bars from the pile cap, or by extrapolating a reinforcing bar cage around the roots, and then inserting the reinforcing bars into the footing. It was fixed at
そのため、杭とフーチングの固定度が施工状態に左右さ
れて設計通りに行なわれず、地震時に被害を受ける等の
問題点があった９
また、場所打ちコンクリート杭の場合は、７一チングア
ンカ一部分が杭製造中は余盛コンクリートで被われ、そ
のはつり出し作業は大変な困難を伴うものであるばかり
でなく、抗体へのダメーノ或いは掘削孔内に露出した鉄
筋により転落事故の際、致命的な危険物にもなっていた
。As a result, the degree of fixation between the piles and footings was affected by the construction conditions and could not be carried out as designed, resulting in problems such as damage during earthquakes.9 In addition, in the case of cast-in-place concrete piles, part of the footing anchors During manufacturing, it is covered with extra concrete, and not only is the work of lifting it out very difficult, but it can also cause damage to the antibody or exposed reinforcing steel in the excavation hole, which can be a deadly hazard in the event of a fall. It had also become.
さらに、該鉛直杭を建築物の基礎構造体とピン接合した
場合に、水平力を十分支持することができないという問
題点がある。Furthermore, when the vertical pile is pin-connected to the foundation structure of a building, there is a problem that horizontal force cannot be sufficiently supported.
［発明の目的１
一般的に建築物の構造設計は、第１０図に示されるよう
なモデル化で解析されており、地業が杭基礎の場合、杭
頭固定・半固定によって杭に生じる曲げモーメントを地
中梁に曲げ戻している．即ち、設計モデル化と接合部の
デイテエールが合っていないので、本発明は、杭頭接合
部の合理性を図り、場所打ち杭頭の処理が容易となり、
作業の安全性を図ることができるぽかりでなく、ピン接
合の鉛直杭と組み合わせた場合でも、水平力を十分支持
することができる建築物の杭基礎に於けるブレース杭の
組合せ工法を提供することを目的とするものである。[Objective of the Invention 1 Generally, the structural design of buildings is analyzed by modeling as shown in Figure 10, and when the ground construction is a pile foundation, the bending that occurs in the pile due to fixed or semi-fixed pile heads is The moment is bent back to the underground beam. In other words, since the design modeling and the date of the joint do not match, the present invention aims to rationalize the pile cap joint, and facilitates the treatment of cast-in-place pile caps.
To provide a construction method for combining brace piles in pile foundations of buildings, which can improve work safety and can sufficiently support horizontal forces even when combined with pin-jointed vertical piles. The purpose is to
［発明の構ｒ＆１
本発明の建築物の杭基礎に於けるブレース杭の組合せ工
法は、建築物の杭基礎に於いて、該建築物の基礎地盤中
に鉛直杭と斜杭を打設し、これら鉛直杭および斜杭の杭
頭と建築物の基礎構造体の下面との接合をピン構造とし
だを特徴とするものであり、上記斜杭を放射状に配置し
たことを特徴とするものである。[Structure of the Invention r & 1 The method of combining brace piles in the pile foundation of a building according to the present invention is, in the pile foundation of a building, vertical piles and diagonal piles are driven into the foundation ground of the building, The connection between the pile heads of these vertical piles and diagonal piles and the lower surface of the foundation structure of the building is characterized by a pin structure, and the diagonal piles are arranged radially. .
また、上記鉛直杭と斜杭のピン接合におり・て、基礎構
造体がフーチング、柱の下端部または地中梁であること
を特徴とし、上記ピン構造が、杭頭に凸状球面を形成し
、基礎構造体の下面に凹状球面を形成して、相互に面接
触せしめたものであり、或いは、杭頭に門状球面を形成
し、基礎構造体の下面に凸状球面を形成して相互に面接
触せしめたものであることを特徴とするものである。In addition, the foundation structure is a footing, the lower end of a column, or an underground beam at the pin connection of the vertical pile and the diagonal pile, and the pin structure forms a convex spherical surface on the pile head. However, a concave spherical surface is formed on the lower surface of the foundation structure so that they are in surface contact with each other, or a portal-shaped spherical surface is formed on the pile cap and a convex spherical surface is formed on the lower surface of the foundation structure. It is characterized in that the surfaces are in contact with each other.
また、本願ｔｊＳ２の発明のブレース杭の組合せ工法は
、鉛直杭および斜杭の杭頭と建築物の基礎構造体の下面
との接合を球面接触のピン構造としたものに於いて、接
触球面にカバーを被設したことを特徴とし、上記基礎構
造体の下面に形成した接触球面にカバーを被設するか、
又は、上記鉛１ａ杭および斜゛杭の杭頭に形成した接触
球面にカバーを被設するか、或いは、上記鉛直杭および
斜杭の杭頭および基礎構造体の下面に形成した接触球面
の双方にカバーを被設したことを特徴とするものである
。In addition, the brace pile combination construction method of the invention of tjS2 of the present application has a spherical contact pin structure in which the pile heads of vertical piles and diagonal piles are connected to the lower surface of the foundation structure of a building. The feature is that a cover is provided, and the cover is provided on a contact spherical surface formed on the lower surface of the basic structure, or
Alternatively, a cover may be placed on the contact spherical surface formed on the pile cap of the above-mentioned lead 1a pile and diagonal pile, or both the contact spherical surface formed on the pile cap of the above-mentioned vertical pile and diagonal pile and the lower surface of the foundation structure. It is characterized by having a cover attached to the top.
さらに、本願ＰＩｆＪ３の発明のブレース杭の組合せ工
法は、鉛直杭および斜杭の杭頭と１１！染物の基礎構造
体の下面との接合をそれぞれ球面接触のピン構造とした
ものに於いて、上記鉛直杭および／または斜杭の接合中
心部に浮上り抵抗体を配筋して、上記基礎構造体および
杭頭部に定着せしめたたことを特徴とするものである。Furthermore, the construction method for combining brace piles according to the invention of PIfJ3 of the present application is based on pile caps of vertical piles and diagonal piles, and 11! In the case where the connection with the lower surface of the dyed fabric foundation structure is made into a pin structure with spherical contact, a floating resistor is arranged at the center of the connection of the vertical pile and/or the diagonal pile, and the foundation structure It is characterized by being fixed to the body and the head of the pile.
［実施例１
以下、本発明の一実施例について図面を参照しながら説
明する。[Embodiment 1] Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
第１図に於いて、１は建築物であって、その基礎構造物
１′は斜杭２および鉛直抗３に接合支持されている。該
基ｍ構造物１′はフーチング、柱の下端部あるいは地中
梁のいずれであってもよく、また、杭２，３は工場生産
による既製杭でも現場打ちコンクリート杭のいずれでも
よい。In FIG. 1, 1 is a building, and its foundation structure 1' is connected and supported by diagonal piles 2 and vertical columns 3. The base structure 1' may be a footing, the lower end of a column, or an underground beam, and the piles 2 and 3 may be ready-made piles produced in a factory or concrete piles cast in place.
第２図に示すように、上記斜杭２は建築物１の基礎構造
体１′のほぼ中央部に放射状に配置されている。これに
より、建築物１にいずれの方向の水平力が働いてら、い
ずれかの斜杭２により、その水平力を支持することがで
きる。尚、斜杭２の放射状の配置ｄは、建築物１の基礎
構造体１′の中央部にかならずしも配置する必要はなく
、建築物１の構造および水平力のかかり方に応じて、適
宜位置に配置することができる。また、放射状の斜杭２
群を配置する箇所は、基礎構造体１′の１箇所に限定す
るものではなく、複数箇所でもよく、或いは全体として
総ての方向のを向いていれば、かならずしも１．αで放
射状に配置する必要はない。As shown in FIG. 2, the diagonal piles 2 are arranged radially approximately at the center of the foundation structure 1' of the building 1. Thereby, even if a horizontal force is applied to the building 1 in any direction, that horizontal force can be supported by any of the diagonal piles 2. Note that the radial arrangement d of the diagonal piles 2 does not necessarily have to be placed in the center of the foundation structure 1' of the building 1, but may be placed at appropriate positions depending on the structure of the building 1 and how the horizontal force is applied. can be placed. In addition, radial oblique pile 2
The location where the group is placed is not limited to one location on the basic structure 1', but may be multiple locations, or as long as it faces all directions as a whole, it is not necessarily 1. It is not necessary to arrange them radially at α.
第３図からも明らかなように、斜杭２の上端部、即ち杭
頭には凸状球面２ａが形成されている。As is clear from FIG. 3, a convex spherical surface 2a is formed at the upper end of the oblique pile 2, that is, at the pile head.
また、基礎構造物１′の下面には、凹状球面１ａが形成
されている。上記凸状球面２ａと凹状球面１ａは、共に
同一ないし多少異なる曲率半径を有し、相互に球面接触
している。Further, a concave spherical surface 1a is formed on the lower surface of the foundation structure 1'. The convex spherical surface 2a and the concave spherical surface 1a both have the same or slightly different radius of curvature, and are in spherical contact with each other.
また、上記鉛直杭３も同様に、そのれ頭が凸状球面とな
っており、基ｔ！構造物１′の凹状球面と相互に球面接
触している。Similarly, the vertical pile 3 has a convex spherical head, and the base t! It is in spherical contact with the concave spherical surface of the structure 1'.
本実施例は以上のように構成されているので、」ユ記斜
杭２は建築物１の垂直荷重のＰｌの杭軸方向分力ｐ１と
、建築物１にかがる水平荷重Ｑの杭軸方向分力ｑを負担
し、上記鉛直杭３は、垂直荷重Ｐ２をそのまま負担する
。しかしながら、上記斜杭２の抗頭と建築物１の基礎構
造物１′とは球面接触となっているので、上記荷重Ｐ１
、Ｑに基づく剪断力は働くが、斜杭２には杭頭部を拘束
する曲げ応力が働くことはない。Since this embodiment is configured as described above, the diagonal pile 2 is a pile with a component force p1 in the pile axial direction of the vertical load P1 of the building 1, and a horizontal load Q applied to the building 1. The vertical pile 3 bears the axial component force q, and the vertical pile 3 bears the vertical load P2 as it is. However, since the counter head of the slanted pile 2 and the foundation structure 1' of the building 1 are in spherical contact, the load P1
, Q acts, but bending stress that restrains the pile head does not act on the slanted pile 2.
また、鉛直杭３も同様に、剪断力は働くが、杭Ω頁部を
拘束する曲げ応力が働くことはない。Similarly, shearing force acts on the vertical pile 3, but bending stress that restrains the pile Ω-page portion does not act thereon.
尚、第４図に示すように、杭頭の凸状球面２ａ内に剪断
リング鉄筋４を配筋し、膨張ａｎモルタル５のグラウト
注入を行なって強化しておくと共に、上記基礎構造体１
′の凹状球面１ａには鋼製のカバー６を被設して、ピン
接合状想を強化しておくとよい。As shown in FIG. 4, shear ring reinforcing bars 4 are arranged within the convex spherical surface 2a of the pile head, and grout is injected with expanded mortar 5 to strengthen the foundation structure 1.
It is preferable to cover the concave spherical surface 1a with a steel cover 6 to strengthen the pin joint condition.
上記実施例では、基礎構造体１′の凹状球面１ａにカバ
ー６を被設したが、第５図に示すように、杭頭の凸状球
面２ａにカバー７を被設してもよい。In the above embodiment, the cover 6 is provided on the concave spherical surface 1a of the foundation structure 1', but as shown in FIG. 5, the cover 7 may be provided on the convex spherical surface 2a of the pile cap.
この場合、基礎構造体１′の門状球面１ａ内には剪断リ
ング鉄筋８を配筋すると共に膨張繊維モルタル９のグラ
ウト注入を行なって、強化しておくとよい。In this case, it is preferable to arrange shear ring reinforcing bars 8 within the gate-like spherical surface 1a of the basic structure 1' and to inject expanded fiber mortar 9 into the grout to strengthen it.
第６図は、基礎構造体１′の凹状球面１ａと杭頭の凸状
球面２ａの双方にカバー１０．１１を被設した別の実施
例を示すものである。FIG. 6 shows another embodiment in which both the concave spherical surface 1a of the foundation structure 1' and the convex spherical surface 2a of the pile cap are covered with a cover 10.11.
また、１７図に示すように、基礎構造体１′の下面に下
向きの凸状球面１ｂを形成し、これに凹状球面２ｂの杭
頭を接合させてもよい。Alternatively, as shown in FIG. 17, a downward convex spherical surface 1b may be formed on the lower surface of the foundation structure 1', and a pile cap of a concave spherical surface 2b may be joined to this.
更に、第８図に示すように、上記杭頭の中心部には例え
ば鉄筋・ＰＣ＠線・炭素繊ｍ＃ｉ−鎖等の浮上り抵抗体
１２の下半分が定着されており、そ。Furthermore, as shown in FIG. 8, the lower half of a floating resistor 12, such as a reinforcing bar, PC wire, carbon fiber m#i-chain, etc., is fixed at the center of the pile head.
の上半分が基礎構造体１′に定着されている。The upper half of is fixed to the base structure 1'.
該浮上り抵抗体１２にはプレート１３が付設されている
。A plate 13 is attached to the floating resistor 12 .
尚、杭頭部の凸状球面部分と浮上り抵抗体１２との間に
°はわずかな間隙Ｓが形成されている。Note that a slight gap S is formed between the convex spherical portion of the pile head and the floating resistor 12.
従って、基礎構造体１′と斜杭２との開に引っ張り力が
働いても、浮上り抵抗体１２により引っ張り力が斜杭２
に伝達され、基礎構造体１′が浮上るようなことはない
。Therefore, even if a tensile force acts between the foundation structure 1' and the diagonal pile 2, the floating resistor 12 will reduce the tensile force to the diagonal pile 2.
, and the substructure 1' will not float up.
［発明の効果］
（１）ピン接合の鉛直杭と組み合わせると共に、斜杭を
放射状に配置することにより、あらゆる方向の水平力を
支持し、鉛直杭の弱点を補強することができる。[Effects of the Invention] (1) By combining with pin-jointed vertical piles and radially arranging diagonal piles, horizontal forces in all directions can be supported and weak points in the vertical piles can be reinforced.
（２）斜杭を基礎構造体にピン接合したので、水平力を
支持することができると共に、斜杭に同幅モーメントが
働かないので、斜杭の力学的安全性が明確となる。(2) Since the diagonal pile is pin-connected to the foundation structure, horizontal force can be supported, and the same width moment does not act on the diagonal pile, so the mechanical safety of the diagonal pile becomes clear.
（３）安全管理がやり易くなる。(3) Safety management becomes easier.
（４）杭頭処理が容易となる。(4) Pile head treatment becomes easier.
（５）場合によってはフーチングが不要となり、敷地の
根切り量や無駄が少なくなって、コストダウンとなる。(5) In some cases, footings are no longer necessary, reducing the amount of root cutting and waste on the site, resulting in cost reduction.
第１図は本発明の一実施例を示す断面図、第２図はその
平面図、ｔＩＳ３図は要部の拡大断面図、第４図〜第８
図は各々ピン接合構造の別の実施例を示す断面、第９図
は従来工法を示す断面図、第１０図は建ｖｌｊ枯造のモ
デル図である。
１・・・建築物、１′・・・基礎構造体、１ａ・・・凹
状球面、１１１・・・凸状球面、２・・・斜杭、２ａ・
・・凸状球面、２ｂ・・・凹状球面、３・・・鉛直杭、
４・・・剪断リング鉄筋、５・・・ｉ張ａｍモルタノペ
６，７・・・カバー、８・・・剪断リング鉄筋、９・
・・膨張Ｍ＆維モルタル、１０゜１１・・・カバー、１
２・・・浮上り抵抗体、１３・・・プレート、Ｐｌ、Ｐ
２・・・垂直荷重、ｐｌ・・・分力、Ｑ・・・水平荷重
、ｑ・・・分力。Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is a plan view thereof, tIS3 is an enlarged sectional view of the main part, and Figs. 4 to 8
Each figure is a cross-sectional view showing another embodiment of the pin joint structure, FIG. 9 is a cross-sectional view showing a conventional construction method, and FIG. 10 is a model diagram of a building. DESCRIPTION OF SYMBOLS 1... Building, 1'... Foundation structure, 1a... Concave spherical surface, 111... Convex spherical surface, 2... Oblique pile, 2a.
... Convex spherical surface, 2b... Concave spherical surface, 3... Vertical pile,
4... Shear ring reinforcing bar, 5... i tension moltanope 6, 7... cover, 8... shear ring reinforcing bar, 9...
・・Expansion M & fiber mortar, 10° 11・・Cover, 1
2...Floating resistor, 13...Plate, Pl, P
2...Vertical load, pl...Component force, Q...Horizontal load, q...Component force.
Claims (12)
に鉛直杭と斜杭をそれぞれ打設し、該鉛直杭および斜杭
の杭頭と建築物の基礎構造体の下面とをそれぞれピン接
合したを特徴とするブレース杭の組合せ工法。(1) In the pile foundation of a building, vertical piles and diagonal piles are driven into the foundation ground of the building, and the pile heads of the vertical piles and diagonal piles are connected to the bottom surface of the foundation structure of the building. A construction method that combines brace piles, each of which is joined with a pin.
記特許請求の範囲第１項に記載のブレース杭の組合せ工
法。(2) The brace pile combination construction method according to claim 1, wherein the diagonal piles are arranged radially.
する前記特許請求の範囲第１項または第２項に記載のブ
レース杭の組合せ工法。(3) The brace pile combination construction method according to claim 1 or 2, wherein the foundation structure is a footing.
する前記特許請求の範囲第１項または第２項に記載のブ
レース杭の組合せ工法。(4) The brace pile combination construction method according to claim 1 or 2, wherein the foundation structure is a lower end portion of a column.
前記特許請求の範囲第１項または第２項に記載のブレー
ス杭の組合せ工法。(5) The method for combining brace piles according to claim 1 or 2, wherein the foundation structure is an underground beam.
構造体の下面に凹状球面を形成して、相互に面接触せし
めたものであることを特徴とする前記特許請求の範囲第
１項ないし第５項のいずれか１項に記載のブレース杭の
組合せ工法。(6) The above-mentioned claim is characterized in that the pin structure is such that a convex spherical surface is formed on the pile head and a concave spherical surface is formed on the lower surface of the foundation structure so that they are in surface contact with each other. The method for combining brace piles according to any one of paragraphs 1 to 5.
構造体の下面に凸状球面を形成して相互に面接触せしめ
たものであることを特徴とする前記特許請求の範囲第１
項ないし第５項のいずれか１項に記載のブレース杭の組
合せ工法。(7) The pin structure is characterized in that a concave spherical surface is formed on the pile cap and a convex spherical surface is formed on the lower surface of the foundation structure so that they are in surface contact with each other. 1
A construction method for combining brace piles according to any one of Items 1 to 5.
下面との接合をそれぞれ球面接触のピン構造としたもの
に於いて、接触球面にカバーを被設したことを特徴とす
る建築物の杭基礎に於けるブレース杭の組合せ工法。(8) The connection between the pile heads of vertical piles and diagonal piles and the lower surface of the foundation structure of the building is made into a pin structure with spherical contact, characterized in that a cover is provided on the contact spherical surface. A method of combining braced piles in building pile foundations.
ーを被設したこと特徴とする前記特許請求第８項に記載
の建築物の杭基礎に於けるブレース杭の組合せ工法。(9) The method for combining brace piles in a pile foundation for a building according to claim 8, characterized in that a cover is provided on a contact spherical surface formed on the lower surface of the foundation structure.
被設したことを特徴とする前記特許請求の範囲第８項に
記載の建築物の杭基礎に於けるブレース杭の組合せ工法
。(10) The method for combining brace piles in a pile foundation for a building as set forth in claim 8, characterized in that a cover is provided on the contact spherical surface formed on the pile cap of the slanted pile.
した接触球面の双方にカバーを被設したことを特徴とす
る特許請求の範囲第８項に記載の建築物の杭基礎に於け
るブレース杭の組合せ工法。(11) In the pile foundation for a building according to claim 8, wherein a cover is provided on both the pile cap of the slanted pile and the contact spherical surface formed on the lower surface of the foundation structure. A construction method that combines braced piles.
の下面との接合をそれぞれ球面接触のピン構造としたも
のに於いて、上記鉛直杭および／または斜杭の接合中心
部に浮上り抵抗体を配筋して、上記基礎構造体および杭
頭部に定着せしめたたことを特徴とする建築物の杭基礎
に於けるブレース杭工法。(12) In a case where the joint between the pile cap of the vertical pile and the diagonal pile and the lower surface of the foundation structure of the building is a pin structure with spherical contact, the joint center of the vertical pile and/or the diagonal pile is A brace pile construction method for a pile foundation of a building, characterized in that floating resistors are arranged and fixed to the foundation structure and the pile head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14337587A JPS63308119A (en) | 1987-06-10 | 1987-06-10 | Combination method of braced piling in pile foundation of construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14337587A JPS63308119A (en) | 1987-06-10 | 1987-06-10 | Combination method of braced piling in pile foundation of construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63308119A true JPS63308119A (en) | 1988-12-15 |
Family
ID=15337324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14337587A Pending JPS63308119A (en) | 1987-06-10 | 1987-06-10 | Combination method of braced piling in pile foundation of construction |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63308119A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006348526A (en) * | 2005-06-14 | 2006-12-28 | Railway Technical Res Inst | Composite pile foundation structure and pile foundation type support method of structure |
| JP2012077561A (en) * | 2010-10-05 | 2012-04-19 | Railway Technical Research Institute | Reinforcement method of existing foundation for structure |
| JP2014227739A (en) * | 2013-05-23 | 2014-12-08 | 株式会社大林組 | Construction method for tunnel, and tunnel |
| JP2017179751A (en) * | 2016-03-28 | 2017-10-05 | 旭化成ホームズ株式会社 | Foundation structure and building |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5190707A (en) * | 1975-02-08 | 1976-08-09 | ||
| JPS5938429A (en) * | 1982-07-26 | 1984-03-02 | Hasegawa Komuten Co Ltd | Treatment work of head of buried concrete pile |
-
1987
- 1987-06-10 JP JP14337587A patent/JPS63308119A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5190707A (en) * | 1975-02-08 | 1976-08-09 | ||
| JPS5938429A (en) * | 1982-07-26 | 1984-03-02 | Hasegawa Komuten Co Ltd | Treatment work of head of buried concrete pile |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006348526A (en) * | 2005-06-14 | 2006-12-28 | Railway Technical Res Inst | Composite pile foundation structure and pile foundation type support method of structure |
| JP2012077561A (en) * | 2010-10-05 | 2012-04-19 | Railway Technical Research Institute | Reinforcement method of existing foundation for structure |
| JP2014227739A (en) * | 2013-05-23 | 2014-12-08 | 株式会社大林組 | Construction method for tunnel, and tunnel |
| JP2017179751A (en) * | 2016-03-28 | 2017-10-05 | 旭化成ホームズ株式会社 | Foundation structure and building |
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