JP2004100369A - Beam and column connection structure for uppermost story of reinforced concrete structure - Google Patents

Beam and column connection structure for uppermost story of reinforced concrete structure Download PDF

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Publication number
JP2004100369A
JP2004100369A JP2002266669A JP2002266669A JP2004100369A JP 2004100369 A JP2004100369 A JP 2004100369A JP 2002266669 A JP2002266669 A JP 2002266669A JP 2002266669 A JP2002266669 A JP 2002266669A JP 2004100369 A JP2004100369 A JP 2004100369A
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Japan
Prior art keywords
column
joint
reinforced concrete
main
concrete structure
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JP2002266669A
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Japanese (ja)
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JP3850776B2 (en
Inventor
Hiroyuki Takeuchi
竹内　博幸
Kakushi Hattori
服部　覚志
Kunio Hayakawa
早川　邦夫
Hiroshi Hosoya
細矢　博
Takeshi Kishimoto
岸本　剛
Masakazu Ichikawa
市川　昌和
Yasuhiro Ishiwatari
石渡　康弘
Kazuhiko Nakamura
中村　一彦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Godo Steel Ltd
Penta Ocean Construction Co Ltd
Okumura Corp
Tekken Corp
Original Assignee
Godo Steel Ltd
Penta Ocean Construction Co Ltd
Okumura Corp
Tekken Corp
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Priority to JP2002266669A priority Critical patent/JP3850776B2/en
Publication of JP2004100369A publication Critical patent/JP2004100369A/en
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Abstract

<P>PROBLEM TO BE SOLVED: To provide a beam and column connection structure for an uppermost story of a reinforced concrete structure which can be easily constructed and has a favorable appearance in terms of a design. <P>SOLUTION: This beam-column connection structure 1 for the uppermost story of the reinforced concrete structure is constituted as follows: a main reinforcement for a column is arranged in beam and column connection of the uppermost story of the reinforced concrete structure; an anchor plate is provided at the upper end of the main reinforcement for the column; a main reinforcement at the upper end of a beam in the beam and column connection is arranged by being bent to the inside of the column; the anchor plate is provided at the tip of the main reinforcement at the lower end of the beam in the beam and column connection; and a U-shaped column-head reinforcing bar is arranged in the main reinforcement at the upper end of the beam in the beam-column connection at least either in the direction of a beam axis or in the direction orthogonal to the beam axis, in such a manner as to be directed downward. <P>COPYRIGHT: (C)2004,JPO

Description

【０００１】
【発明の属する技術分野】
本発明は鉄筋コンクリート構造物の最上層における柱と梁の接合構造に関するものである。
【０００２】
【従来の技術】
鉄筋コンクリート構造物における柱梁接合部については特開２０００−３５５９７６号公報の発明が開示されている。この柱梁接合部においては梁主筋を柱内において下側に折り曲げて定着していた。また柱梁接合部における最上層においては、図８に示すように、柱主筋２０の定着長を確保するために、柱２１上部に定着用のスタブ２２を設ける必要があった。
【０００３】
【発明が解決しようとする課題】
しかし、上記のような建物においては最上階にスタブが突出するために施工が困難になり、かつ意匠的な見栄えが悪いという問題があった。
【０００４】
本発明は上記のような問題に鑑みてなされたものであり、その目的は、施工が簡単で、かつ意匠的な見栄えの良い鉄筋コンクリート構造物の最上層における柱と梁の接合構造を提供することである。
【０００５】
【課題を解決するための手段】
以上の課題を解決するための鉄筋コンクリート構造物の最上層における柱と梁の接合構造軽の要旨は、鉄筋コンクリート構造物の最上層における柱梁接合部において、柱梁接合部内に柱主筋が配筋され、該柱主筋の上端部に定着板が設けられたことを特徴とする構成である。また柱梁接合部内の梁上端主筋が柱内まで折り曲げ配筋され、柱梁接合部内の梁下端主筋の先端部には定着板が設けられ、柱梁接合部内における梁上端主筋にはコ字形の柱頭補強筋が下側を向いて帯筋に内接し、梁軸方向または梁軸直交方向の少なくとも一方向に配筋されたことを含む。また柱内まで折り曲げ配筋された柱梁接合部内の梁上端主筋の先端部には定着板が設けられたことを含む。また梁主筋が柱梁接合部内を貫通して配筋され、該柱梁接合部内における梁上端主筋にはコ字形の柱頭補強筋が下側を向いて帯筋に内接し、梁軸方向または梁軸直交方向の少なくとも一方向に配筋されたことを含む。また柱主筋には中子筋が配筋されたことを含むものである。
【０００６】
柱主筋を梁内に納め、かつ上端部の定着板で定着力を確保したことにより、スタブを設ける必要がないので簡単な施工で、かつ意匠的に見栄えの良い鉄筋コンクリート構造物の最上層における柱と梁の接合構造を構築することができる。柱頭補強筋または中子筋により、柱梁接合部における変形性能および靱性を十分に確保することができる。
【０００７】
【発明の実施の形態】
以下、本発明の鉄筋コンクリート構造物の最上層における柱と梁の接合構造（以下、以下柱と梁との接続構造という）の実施の形態を図面に基づいて詳細に説明する。また各実施の形態において同じ構成は同じ符号を付して説明し、異なった構成にのみ異なった符号を付して説明する。
【０００８】
本実施の形態は、鉄筋コンクリート構造物の最上層の外周囲における柱と梁の接合構造を対象とし、図１は第１の実施の形態、すなわちＬ形の柱と梁の接合構造を示したものである。
【０００９】
この柱と梁の接合構造１は、柱主筋２が梁から突出せずに柱梁接合部内に配筋され、その上端部に柱主筋２と直交した定着板３が設けられている。この定着板３は平面円形であり、柱主筋２の上端部にねじ込まれている。また定着板３は円形に限らず、楕円形または方形であってもよく、複数の柱主筋２にわたって（柱主筋を束ねるようにして）設けてもよい。また梁主筋４は柱梁接合部内まで延び、上端主筋５が外側の柱主筋６付近で下側に折り曲げられている。また、この上端主筋の先端部と、外側の柱主筋６まで延びた梁下端主筋７の先端部とには、定着板３が設けられている。この定着板３も前記の定着板３と同じものであり、前記と同じように楕円形または方形のものであってもよい。また柱内にはコ字形の柱頭補強筋８、９が下側を向いて帯筋６ａに内接した状態で、梁上端主筋５と直交方向および平行方向に配筋されている。この梁上端主筋５と平行方向の柱頭補強筋８は、コの字を下に向けた状態（柱主筋に沿って所定長さ配筋された状態）で各梁上端主筋５の一側面または両側面に沿って配筋され、梁上端主筋５と直交方向の柱頭補強筋９もコの字を下に向けた状態（柱主筋に沿って所定長さ配筋された状態）で、各梁上端主筋５を跨ぐようにして配筋されている。なお、柱頭補強筋９は上記のように梁上端主筋５と直交方向および平行方向に配筋されたものに限らず、梁上端主筋５と直交方向にのみ、または平行方向にのみ配筋することもできる。
【００１０】
また図２は、上記の柱と梁の接合構造１の層せん断力と層間変形角との関係を示した試験結果であり、これにより十分な変形性能と靱性とを備えていることを確認することができる。
【００１１】
また図３は第２の実施の形態の柱と梁の接合構造１０を示し、柱梁接合部内でで下側に折り曲げ配筋された梁上端主筋５が柱内部にまで延び、その先端部に定着板３がねじ込まれていないものであり、これ以外は第１の実施の形態の柱と梁の接合構造１と同じ構成であり、同じ効果を奏するものである。
【００１２】
また図４は第３の実施の形態の柱と梁の接合構造１３を示したものであり、梁上端主筋５と直交方向および平行方向にコ字形の柱頭補強筋８、９が配筋されていないこと以外は、第２の実施の形態の柱と梁の接合構造１と同じ構成である。
【００１３】
また図５は第４の実施の形態、すなわちＴ形の柱と梁の接合構造１４を示したものである。この柱と梁の接合構造１４は、柱主筋２が梁から突出せずに柱梁接合部内に配筋され、その上端部に柱主筋２と直交した定着板３が設けられ、この定着板３が設けられた柱主筋２には中子筋１５が交差状に配筋して構成されている。また梁主筋４は柱梁接合部内を貫通して配筋され、この柱梁接合部内には梁上端主筋５と直交方向および平行方向のコ字形の柱頭補強筋８、９が配筋されている。この梁上端主筋５と平行方向の柱頭補強筋８は、上記と同じように、コの字を下に向けた状態（柱主筋に沿って所定長さ配筋された状態）で各梁上端主筋５の一側面または両側面に沿って配筋されて帯筋６ａと内接し、梁上端主筋５と直交した柱頭補強筋９もコの字を下に向けた状態（柱主筋に沿って所定長さ配筋された状態）で各梁上端主筋５を跨ぐようにして配筋されて帯筋６ａと内接している。
【００１４】
また図６は上記の柱と梁の接合構造１４の層せん断力と層間変形角との関係を示した試験結果であり、これにより十分な変形性能と靱性とを備えていることを確認することができる。
【００１５】
図７は第５の実施の形態の柱と梁の接合構造１６を示したものであり、柱主筋２に中子筋１５が配筋されていないこと以外は、第５の実施の形態の柱と梁の接合構造１４と同じ構成である。
【００１６】
なお、図１、３、４〜６および８における柱と梁の接合構造１、１０、１３、１４、１６は鉄筋コンクリート構造物の最上層に限らず、他の箇所、例えば内部における柱と梁の接合構造にも適用することができる。また、この柱と梁の接合構造１、１０、１３、１４、１６は鉄骨鉄筋コンクリート構造物の最上層にも適用することができる。また上記の最上層とはセットバック部の最上層も含まれるものとする。
【００１７】
【発明の効果】
柱主筋を梁内に納め、かつ上端部の定着板で定着力を確保したことにより、スタブを設ける必要がないので簡単な施工で、意匠的に見栄えの良い鉄筋コンクリート構造物の最上層における柱と梁の接合構造を構築することができる。
【００１８】
柱頭補強筋または中子筋により、柱梁接合部における変形性能および靱性を十分に確保することができた。
【図面の簡単な説明】
【図１】第１の実施の形態の柱と梁の接合構造を示し、（１）は平面図、（２）は側面図である。
【図２】第１の実施の形態の柱と梁の接合構造の層せん断力と層間変形角との関係を示した図である。
【図３】第２の実施の形態の柱と梁の接合構造を示し、（１）は平面図、（２）は側面図である。
【図４】第３の実施の形態の柱と梁の接合構造を示し、（１）は平面図、（２）は側面図である。
【図５】第４の実施の形態の柱と梁の接合構造を示し、（１）は平面図、（２）は側面図である。
【図６】第４の実施の形態の柱と梁の接合構造の層せん断力と層間変形角との関係を示した図である。
【図７】第５の実施の形態の柱と梁の接合構造を示し、（１）は平面図、（２）は側面図である。
【図８】従来の柱と梁の接合構造を示し、（１）はＬ形の接合構造の側面図、（２）はＴ形の接合構造の側面図である。
【符号の説明】
１、１０、１３、１４、１６　柱と梁の接合構造
２、６、２０　柱主筋
３　定着板
４　梁主筋
５　梁上端主筋
６ａ　帯筋
７　梁下端主筋
８、９　柱頭補強筋
１５　中子筋
２１　柱
２２　スタブ[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a joint structure between a column and a beam in the uppermost layer of a reinforced concrete structure.
[0002]
[Prior art]
Japanese Patent Application Laid-Open No. 2000-355976 discloses an invention relating to a beam-column joint in a reinforced concrete structure. At this beam-column joint, the beam main reinforcement was bent downward in the column and fixed. In addition, in the uppermost layer at the beam-column joint, as shown in FIG. 8, it was necessary to provide a fixing stub 22 above the column 21 in order to secure the fixing length of the main column 20.
[0003]
[Problems to be solved by the invention]
However, in such a building, there is a problem that the construction is difficult because the stub projects on the top floor, and the appearance of the design is poor.
[0004]
The present invention has been made in view of the above problems, and an object of the present invention is to provide a joint structure between a column and a beam in the uppermost layer of a reinforced concrete structure that is easy to construct and has a good design appearance. It is.
[0005]
[Means for Solving the Problems]
In order to solve the above problems, the joint structure of the column and beam on the top layer of the reinforced concrete structure is summarized as follows. A fixing plate is provided at the upper end of the main pillar. In addition, the beam top main reinforcement in the beam-to-column joint is bent to the inside of the column, a fixing plate is provided at the tip of the beam bottom main reinforcement in the beam-to-column connection, and the U-shaped main reinforcement in the beam-to-column connection is provided. It is included that the stigma reinforcement is inscribed in the stirrup facing downward and is arranged in at least one direction of the beam axis direction or the beam axis orthogonal direction. In addition, it also includes that a fixing plate is provided at the tip of the main bar at the top of the beam in the beam-column joint that is bent and arranged inside the column. In addition, a beam main reinforcing bar is arranged so as to penetrate inside the beam-column joint, and a U-shaped capital reinforcing bar facing the lower side of the main beam upper reinforcing bar in the beam-column joint is inscribed in the beam direction, in the beam axial direction or in the beam direction. This includes the arrangement in at least one direction perpendicular to the axis. The column main muscle includes that the core muscle is arranged.
[0006]
Columns in the top layer of a reinforced concrete structure that is easy to construct and has a good design appearance because the main reinforcement of the column is housed in the beam and the fixing force is secured by the fixing plate at the upper end, so there is no need to provide stubs. And the joint structure of the beam can be constructed. Deformation performance and toughness at the beam-column joint can be sufficiently ensured by the column reinforcement or the core reinforcement.
[0007]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of a joint structure between a column and a beam (hereinafter, referred to as a connection structure between a column and a beam) in the uppermost layer of a reinforced concrete structure of the present invention will be described in detail with reference to the drawings. Further, in each embodiment, the same components are denoted by the same reference numerals, and only different components are denoted by different reference numerals.
[0008]
This embodiment is directed to a joint structure between a column and a beam around the outer periphery of the uppermost layer of a reinforced concrete structure, and FIG. 1 shows a first embodiment, that is, a joint structure between an L-shaped column and a beam. It is.
[0009]
In the joint structure 1 between a column and a beam, the column main bar 2 is arranged inside the column-beam joint without protruding from the beam, and a fixing plate 3 orthogonal to the column main bar 2 is provided at the upper end thereof. The fixing plate 3 has a circular shape in a plane and is screwed into the upper end of the pillar main bar 2. Further, the fixing plate 3 is not limited to a circular shape, and may be an elliptical shape or a rectangular shape, and may be provided over a plurality of pillar main reinforcing bars 2 (to bundle the column main reinforcing bars). The main beam 4 extends into the column-beam joint, and the upper main bar 5 is bent downward near the outer column main bar 6. A fixing plate 3 is provided at the distal end of the upper main bar and the distal end of the beam lower main bar 7 extending to the outer column main bar 6. The fixing plate 3 is also the same as the fixing plate 3 described above, and may be elliptical or rectangular as described above. In the column, U-shaped capital reinforcement bars 8 and 9 are arranged in a direction perpendicular to and parallel to the main bar 5 at the upper end of the beam in a state in which the reinforcing bars 8 and 9 face downward and are inscribed in the band bars 6a. The column reinforcements 8 in a direction parallel to the beam upper main reinforcement 5 are provided on one side or both sides of each beam upper main reinforcement 5 in a state where a U-shape is directed downward (a state in which a predetermined length is arranged along the column main reinforcement). Each of the beam top reinforcements 9 is arranged along the plane, and the column head reinforcements 9 in the orthogonal direction to the beam upper reinforcement 5 are also in a state where the U-shape faces downward (a state in which the reinforcement is arranged for a predetermined length along the column main reinforcement). The bars are arranged so as to straddle the main bar 5. In addition, the stigma reinforcing bars 9 are not limited to those arranged in the direction orthogonal to and parallel to the beam upper main bar 5 as described above, and may be arranged only in the direction orthogonal to the beam upper main bar 5 or only in the parallel direction. You can also.
[0010]
FIG. 2 is a test result showing the relationship between the layer shear force and the interlayer deformation angle of the above-mentioned column / beam joint structure 1, and confirms that the structure has sufficient deformation performance and toughness. be able to.
[0011]
FIG. 3 shows a joint structure 10 of a column and a beam according to the second embodiment, in which a beam upper main bar 5 bent downward and arranged in a column-beam joint extends to the inside of the column, and has a tip end portion. Except that the fixing plate 3 is not screwed, the fixing plate 3 has the same configuration as the column and beam joint structure 1 of the first embodiment, and has the same effect.
[0012]
FIG. 4 shows a joint structure 13 of a column and a beam according to the third embodiment, in which U-shaped capital reinforcement bars 8 and 9 are arranged in a direction orthogonal and parallel to the main bar 5 at the top of the beam. Except for the absence, there is the same configuration as the column and beam joint structure 1 of the second embodiment.
[0013]
FIG. 5 shows a fourth embodiment, that is, a joint structure 14 of a T-shaped column and a beam. In the joint structure 14 between the column and the beam, the column main bar 2 is arranged in the column-beam joint without projecting from the beam, and the fixing plate 3 orthogonal to the column main bar 2 is provided at the upper end thereof. The core main bar 2 provided with is provided with the core bar 15 arranged in an intersecting manner. The beam main reinforcement 4 is arranged so as to penetrate through the inside of the beam-column joint. Inside the beam-column joint, U-shaped column head reinforcements 8 and 9 are arranged in a direction orthogonal and parallel to the beam upper main reinforcement 5. . In the same manner as described above, the column-top reinforcement 8 parallel to the beam upper main reinforcement 5 has the beam upper main reinforcement in a state where the U-shape faces downward (a state in which the reinforcement is arranged for a predetermined length along the column main reinforcement). 5 is also arranged along one side or both sides, inscribes the stirrup 6a, and the capital reinforcement 9 perpendicular to the beam upper main reinforcement 5 is also in a state where the U-shape is directed downward (a predetermined length along the column main reinforcement). (In a state where the reinforcing bars are arranged), the reinforcing members are arranged so as to straddle the main bars 5 at the upper ends of the beams, and are inscribed in the band bars 6a.
[0014]
FIG. 6 is a test result showing the relationship between the layer shear force and the interlayer deformation angle of the above-described column / beam joint structure 14, and it is confirmed that the column-beam joint structure 14 has sufficient deformation performance and toughness. Can be.
[0015]
FIG. 7 shows a joint structure 16 between a column and a beam according to the fifth embodiment. The pillar according to the fifth embodiment is different from the column according to the fifth embodiment except that the core bar 15 is not arranged on the main bar 2. The structure is the same as that of the joint structure 14 of the beam and the beam.
[0016]
1, 3, 4, 6, and 8 are not limited to the uppermost layer of the reinforced concrete structure, and the joint structures 1, 10, 13, 14, and 16 of columns and beams are not limited to the uppermost layer of the reinforced concrete structure. It can be applied to a joint structure. Further, the joint structures 1, 10, 13, 14, 16 of the columns and beams can be applied to the uppermost layer of a steel reinforced concrete structure. The uppermost layer also includes the uppermost layer of the setback portion.
[0017]
【The invention's effect】
Since the main reinforcement of the column is housed in the beam and the anchoring force is secured by the fixing plate at the upper end, there is no need to provide a stub, so it is easy to construct, and the column in the top layer of a reinforced concrete structure with good design looks. A beam joining structure can be constructed.
[0018]
Deformation performance and toughness at the beam-column joint were sufficiently ensured by the capital reinforcement or core reinforcement.
[Brief description of the drawings]
FIG. 1 shows a joint structure between a column and a beam according to a first embodiment, wherein (1) is a plan view and (2) is a side view.
FIG. 2 is a diagram showing a relationship between a layer shear force and an interlayer deformation angle of the joint structure between a column and a beam according to the first embodiment.
3A and 3B show a joint structure between a column and a beam according to the second embodiment, wherein FIG. 3A is a plan view and FIG. 3B is a side view.
FIG. 4 shows a joint structure between a column and a beam according to a third embodiment, wherein (1) is a plan view and (2) is a side view.
5A and 5B show a joint structure between a column and a beam according to a fourth embodiment, wherein FIG. 5A is a plan view and FIG. 5B is a side view.
FIG. 6 is a diagram illustrating a relationship between a layer shear force and an interlayer deformation angle of a joint structure between a column and a beam according to a fourth embodiment.
7A and 7B show a joint structure between a column and a beam according to a fifth embodiment, wherein FIG. 7A is a plan view and FIG. 7B is a side view.
FIG. 8 shows a conventional joint structure between a column and a beam, (1) is a side view of an L-shaped joint structure, and (2) is a side view of a T-shaped joint structure.
[Explanation of symbols]
1, 10, 13, 14, 16 Column and beam joint structure 2, 6, 20 Column main bar 3 Fixing plate 4 Beam main bar 5 Beam upper main bar 6 a Band bar 7 Beam lower main bar 8, 9 Column reinforcement 15 Core reinforcing bar 21 Pillar 22 stub

Claims (5)

鉄筋コンクリート構造物の最上層における柱梁接合部において、柱梁接合部内に柱主筋が配筋され、該柱主筋の上端部に定着板が設けられたことを特徴とする鉄筋コンクリート構造物の最上層における柱と梁の接合構造。In the column-beam joint at the uppermost layer of the reinforced concrete structure, a main bar is arranged in the column-beam joint, and a fixing plate is provided at the upper end of the main column. Column and beam joint structure. 柱梁接合部内の梁上端主筋が柱内まで折り曲げ配筋され、柱梁接合部内の梁下端主筋の先端部には定着板が設けられ、柱梁接合部内における梁上端主筋にはコ字形の柱頭補強筋が下側を向いて帯筋に内接し、梁軸方向または梁軸直交方向の少なくとも一方向に配筋されたことを特徴とする請求項１に記載の鉄筋コンクリート構造物の最上層における柱と梁の接合構造。The main bar at the top of the beam in the beam-to-column joint is bent to the inside of the column, and a fixing plate is provided at the tip of the main bar at the bottom of the beam at the beam-to-column joint. The pillar in the uppermost layer of the reinforced concrete structure according to claim 1, wherein the reinforcing bar is directed downward and inscribed in the band bar, and is arranged in at least one direction of the beam axis direction or the beam axis orthogonal direction. And beam joint structure. 柱内まで折り曲げ配筋された柱梁接合部内の梁上端主筋の先端部には定着板が設けられたことを特徴とする請求項２に記載の鉄筋コンクリート構造物の最上層における柱と梁の接合構造。The joint between a column and a beam in the uppermost layer of a reinforced concrete structure according to claim 2, wherein a fixing plate is provided at a tip end of a main bar at a beam upper end in the beam-column joint section bent and arranged to the inside of the column. Construction. 梁主筋が柱梁接合部内を貫通して配筋され、該柱梁接合部内における梁上端主筋にはコ字形の柱頭補強筋が下側を向いて帯筋に内接し、梁軸方向または梁軸直交方向の少なくとも一方向に配筋されたことを特徴とする請求項１に記載の鉄筋コンクリート構造物の最上層における柱と梁の接合構造。The beam main reinforcement is arranged to penetrate through the beam-column joint, and the U-shaped capital reinforcement in the beam-column joint is directed downward and inscribed in the stirrup, in the beam axis direction or the beam axis. The joint structure between a column and a beam in an uppermost layer of a reinforced concrete structure according to claim 1, wherein the reinforcement is arranged in at least one direction orthogonal to the direction. 柱主筋には中子筋が配筋されたことを特徴とする請求項４に記載の鉄筋コンクリート構造物の最上層における柱と梁の接合構造。The joint structure between a column and a beam in an uppermost layer of a reinforced concrete structure according to claim 4, wherein a core bar is arranged on the column main bar.
JP2002266669A 2002-09-12 2002-09-12 Column-to-beam joint structure in the top layer of reinforced concrete structures Expired - Fee Related JP3850776B2 (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008088636A (en) * 2006-09-29 2008-04-17 Tokyu Construction Co Ltd Joint structure of column and beam
JP2008095290A (en) * 2006-10-06 2008-04-24 Penta Ocean Construction Co Ltd Beam-column joint structure of uppermost story of reinforced concrete structure
JP2008297750A (en) * 2007-05-30 2008-12-11 Toda Constr Co Ltd Column-beam joint portion structure on highest story of reinforced concrete structure
JP2014095201A (en) * 2012-11-08 2014-05-22 Takenaka Komuten Co Ltd Base isolation foundation construction method and precast concrete footing
JP2016156155A (en) * 2015-02-23 2016-09-01 清水建設株式会社 Joint structure between pillar and beam in uppermost floor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008088636A (en) * 2006-09-29 2008-04-17 Tokyu Construction Co Ltd Joint structure of column and beam
JP2008095290A (en) * 2006-10-06 2008-04-24 Penta Ocean Construction Co Ltd Beam-column joint structure of uppermost story of reinforced concrete structure
JP2008297750A (en) * 2007-05-30 2008-12-11 Toda Constr Co Ltd Column-beam joint portion structure on highest story of reinforced concrete structure
JP2014095201A (en) * 2012-11-08 2014-05-22 Takenaka Komuten Co Ltd Base isolation foundation construction method and precast concrete footing
JP2016156155A (en) * 2015-02-23 2016-09-01 清水建設株式会社 Joint structure between pillar and beam in uppermost floor

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