JP2001342612A - Joining device for floor slab and web steel plate - Google Patents
Joining device for floor slab and web steel plateInfo
- Publication number
- JP2001342612A JP2001342612A JP2000166285A JP2000166285A JP2001342612A JP 2001342612 A JP2001342612 A JP 2001342612A JP 2000166285 A JP2000166285 A JP 2000166285A JP 2000166285 A JP2000166285 A JP 2000166285A JP 2001342612 A JP2001342612 A JP 2001342612A
- Authority
- JP
- Japan
- Prior art keywords
- steel plate
- slab
- concrete
- web
- inverted
- 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
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、主として橋梁、
建築の床版の建設に使用することを目的とした床版とウ
ェブ鋼板等との接合装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a bridge,
The present invention relates to an apparatus for joining a slab to a web steel plate or the like for use in building a slab of a building.
【０００２】[0002]
【従来の技術】従来ウェブ鋼板を用いる鋼・コンクリー
ト合成構造物においては、上床版と下床版との間にウェ
ブ鋼板を介装し、上床版と下床版はコンクリートを使用
して鉄筋で補強している。また主桁に作用する曲げモー
メントによる応力に対しては、必要に応じて内ケーブ
ル、外ケーブルを緊張し、プレストレスを導入して補強
している。2. Description of the Related Art Conventionally, in a steel-concrete composite structure using a web steel plate, a web steel plate is interposed between an upper slab and a lower slab, and the upper slab and the lower slab are reinforced using concrete. Reinforced. In addition, with respect to the stress caused by the bending moment acting on the main girder, the inner cable and the outer cable are tensioned as necessary, and a prestress is introduced to reinforce the cable.
【０００３】前記における床版とウェブ鋼板との連結部
に生じる荷重、温度変化、コンクリートのクリープ、乾
燥収縮等による剪断力に対しては、鋼板フランジ上に頭
付きスタッドジベルを溶植し、またはウェブ鋼板の上部
に孔を開けて鉄筋を挿通するなどの方式を採用してい
る。[0003] With respect to the load, temperature change, concrete creep, drying shrinkage and the like generated at the connection portion between the floor slab and the web steel plate, the stud dowel with a head is implanted on the steel plate flange, or A method is used in which a hole is made in the upper part of the web steel plate and a reinforcing bar is inserted.
【０００４】[0004]
【発明により解決しようとする課題】近来橋梁支間距離
の長大化、主げたの少数化による床版支間の増大に伴い
頭付きスタッドジベルの鋼板への溶植のみでは剪断耐力
を確保することができなくなってきた。With the increase in the distance between bridge supports in recent years and the increase in the number of floor supports due to the reduction in the number of main beams, it is possible to secure the shear strength only by implanting a headed stud dowel into a steel plate. Is gone.
【０００５】また曲げと剪断が同時に作用する構造で
は、肉厚のコンクリートを頭付きスタッドジベルのみで
鋼板ウェブと合成する場合、コンクリートと鋼板との間
のずれを許す従来の剪断結合方式では疲労強度が低下す
ることが問題点となっている。In a structure where bending and shear act simultaneously, when a thick concrete is combined with a steel sheet web only by a stud dowel with a head, the conventional shear bonding method that allows a gap between the concrete and the steel sheet has a fatigue strength. Is a problem.
【０００６】次にウェブ鋼板に孔を開ける方式にあって
は、孔を大きくすると、貫通横鉄筋の保持が煩雑とな
り、孔を小さくすると、剪断荷重が低下し、また床版型
枠の施工が煩雑になるなどの問題点があった。[0006] Next, in the method of forming a hole in the web steel sheet, if the hole is made large, the holding of the penetrating transverse rebar becomes complicated, and if the hole is made small, the shear load decreases, and the construction of the floor slab form is performed. There were problems such as being complicated.
【０００７】[0007]
【課題を解決するための手段】この発明は、ウェブ鋼板
上に逆Ｔ形鋼を溶接し、この逆Ｔ形鋼の垂直部材に横鉄
筋を挿通し、水平部材に頭付きスタッドジベルを溶植す
ることによって、前記従来の問題点を解決することに成
功したのである。SUMMARY OF THE INVENTION According to the present invention, an inverted T-shaped steel is welded on a web steel plate, a horizontal bar is inserted into a vertical member of the inverted T-shaped steel, and a stud dowel with a head is implanted in the horizontal member. By doing so, the above-mentioned conventional problems were successfully solved.
【０００８】即ちこの発明は、ウェブ鋼板を介してコン
クリート床版を支持した鋼・コンクリート合成構造にお
いて、前記平板又はウェブ鋼板上に逆Ｔ形鋼を溶接し、
該逆Ｔ形鋼の垂直部材の側面の長手方向に所定の間隔で
設けた孔に、横鉄筋を挿通配置し、前記Ｔ形鋼の水平部
材上の長手方向に所定間隔で頭付きスタッドジベルを溶
植し、前記垂直部材、横鉄筋および頭付きスタッドジベ
ルをコンクリート床版内へ埋設したことを特徴とする床
版とウェブ鋼板等との接合装置である。That is, according to the present invention, in a steel-concrete composite structure in which a concrete slab is supported via a web steel plate, an inverted T-shaped steel is welded on the flat plate or the web steel plate,
A horizontal reinforcing bar is inserted through holes provided at predetermined intervals in the longitudinal direction of the side surface of the vertical member of the inverted T-shaped steel, and stud dowels with heads are attached at predetermined intervals in the longitudinal direction on the horizontal member of the T-shaped steel. A vertical slab, a web steel plate, and the like, wherein the vertical member, the horizontal reinforcing bar, and the stud dowel with a head are embedded in a concrete slab.
【０００９】また頭付きスタッドジベルは、垂直部材の
両側へ対向設置したものであり、頭付きスタッドジベル
は、垂直部材の両側であって、各横鉄筋間へ夫々溶植し
たものである。The headed stud dowel is installed on both sides of the vertical member so as to face each other. The headed stud dowel is formed on both sides of the vertical member and implanted between the horizontal reinforcing bars.
【００１０】前記発明において、逆Ｔ形鋼として市販の
ＣＴ形鋼を使用することができる。また逆Ｔ形鋼の垂直
部材に多数の孔を開けて、パーフォボンドリブ状として
いる。In the above invention, a commercially available CT section steel can be used as the inverted T section steel. Also, a number of holes are formed in the vertical member of the inverted T-section steel to form a perfobond rib shape.
【００１１】この発明は、床版に作用する曲げモーメン
トにより生じる圧縮応力、引張応力を、逆Ｔ形鋼のリブ
の左右に溶植した頭付きスタッドジベルで受け持たせ、
剪断力を逆Ｔ形鋼の垂直部材に設けた多数の孔を貫通す
るコンクリートジベルと、頭付きスタッドジベルで持た
せることができる。According to the present invention, stud dowels with heads implanted on the right and left sides of a rib of an inverted T-section steel bear compressive stress and tensile stress generated by a bending moment acting on a floor slab.
The shearing force can be provided by a concrete dowel through a number of holes provided in the vertical member of the inverted T-beam and a stud dowel with a head.
【００１２】前記垂直部材に設ける孔は、３５ｍｍ〜１
００ｍｍが好ましく、孔の間隔は１００ｍｍ〜３００ｍ
ｍが好ましい。また横鉄筋の長さは７００ｍｍ〜１６０
０ｍｍであり、直径は１３ｍｍ〜２９ｍｍであって、頭
付きスタッドジベルの直径は１９ｍｍ〜２２ｍｍ、高さ
は８０ｍｍ〜１５０ｍｍを用いる。The hole provided in the vertical member has a size of 35 mm to 1 mm.
00 mm is preferable, and the interval between the holes is 100 mm to 300 m.
m is preferred. In addition, the length of the horizontal rebar is 700mm ~ 160
0 mm, the diameter is 13 mm to 29 mm, the diameter of the headed stud dowel is 19 mm to 22 mm, and the height is 80 mm to 150 mm.
【００１３】[0013]
【発明の実施の形態】この発明は、断面形状がＩ形状、
Ｔ形状、ＢＯＸ形状の何れについても採用できる。この
発明において、平鋼板又はウェブ鋼板と床版とを連結す
るに当り、ウェブ鋼板の端部へ、逆Ｔ形鋼を溶接固着
し、該逆Ｔ形鋼の垂直部材の長手方向へ多数の孔を設
け、この孔に横鉄筋を挿通すると共に、前記逆Ｔ形鋼の
水平部材へ頭付きスタッドジベルを溶植し、前記逆Ｔ形
鋼を床版のコンクリート内へ埋設した床版とウェブ鋼板
との接合装置である。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention has an I-shaped cross section,
Both the T shape and the BOX shape can be adopted. In the present invention, when connecting a flat steel plate or a web steel plate to a floor slab, an inverted T-shaped steel is welded and fixed to an end of the web steel plate, and a large number of holes are formed in the longitudinal direction of the vertical member of the inverted T-shaped steel. A horizontal slab is inserted into the hole, and a stud dowel with a head is implanted in the horizontal member of the inverted T-section steel, and the inverted T-section steel is embedded in the concrete of the floor slab and a web plate. And a joining device.
【００１４】この接合装置によれば、長大な床版の荷重
に対し、剪断応力、曲げ応力共に十分耐え得ると共に、
繰り返し応力に対しても十分の耐力を有するものであ
る。According to this joining apparatus, both the shear stress and the bending stress can sufficiently withstand the load of the long floor slab.
It has sufficient proof stress against repeated stress.
【００１５】[0015]
【実施例】この発明の実施例を図に基づいて説明する。
コンクリート下床版１の両側部へ、ウェブ鋼板２、２の
下端部を埋設接合し、前記ウェブ鋼板２、２の上端面
へ、逆Ｔ形鋼３、３を溶接固着する。該逆Ｔ形鋼３、３
の垂直部材３ａ、３ａの長手方向に、所定間隔で孔４、
４を穿設し、該孔４、４へ横鉄筋５、５を挿通する。こ
の横鉄筋５、５は逆Ｔ形鋼３、３の水平部材３ｂ、３ｂ
よりも突出させてある。An embodiment of the present invention will be described with reference to the drawings.
The lower ends of the web steel plates 2 and 2 are embedded and joined to both sides of the concrete lower slab 1, and the inverted T-shaped steel members 3 and 3 are fixed to the upper end surfaces of the web steel plates 2 and 2 by welding. The inverted T-shaped steel 3, 3
Holes 4 at predetermined intervals in the longitudinal direction of the vertical members 3a, 3a.
Then, the horizontal reinforcing bars 5 and 5 are inserted into the holes 4 and 4, respectively. The horizontal reinforcing bars 5, 5 are horizontal members 3b, 3b of the inverted T-shaped steel 3, 3.
More protruding.
【００１６】前記逆Ｔ形鋼３、３の水平部材３ｂ、３ｂ
上であって、前記横鉄筋５、５の間へ夫々頭付きスタッ
ドジベル６、６を溶植し、前記逆Ｔ形鋼３等をコンクリ
ート上床版７内へ埋設固着すれば、この発明の接合装置
１０ができる。図中８はケーブルラック、９はアスファ
ルト舗装、１１は側壁である（図１、２）。The horizontal members 3b, 3b of the inverted T-shaped steel members 3, 3
The joint according to the present invention can be obtained by implanting stud dowels 6, 6 with heads between the horizontal reinforcing bars 5, 5 and embedding and fixing the inverted T-section steel 3 and the like in the concrete upper slab 7. The device 10 is completed. In the figure, 8 is a cable rack, 9 is asphalt pavement, and 11 is a side wall (FIGS. 1 and 2).
【００１７】この発明における孔４の内径は、横鉄筋５
の直径より相当大きく穿設してあって、上床版のコンク
リートが連結できるようになっている（図３）。また各
頭付きスタッドジベル６、６は、各横鉄筋５、５間に夫
々溶植されると共に、逆Ｔ形鋼３の垂直部材に対し対称
的に配置され、均等の耐力を有する（図４）。次に横鉄
筋５、５の長さは、ウェブ鋼板２よりも横方向に突出し
（図５（ａ））、頭付きスタッドジベル６、６は、逆Ｔ
形鋼３の垂直部材よりも高く突出している（図５
（ｂ））。更にウェブ鋼板２と、逆Ｔ形鋼３及び頭付き
スタッドジベル６との相互関係は、図７のように均斉が
とれている（図７）。The inner diameter of the hole 4 in the present invention is
It is perforated much larger than the diameter of the upper floor slab so that the concrete of the upper slab can be connected (FIG. 3). Further, the headed stud dowels 6, 6 are implanted between the horizontal reinforcing bars 5, 5, respectively, and are arranged symmetrically with respect to the vertical member of the inverted T-shaped steel member 3 to have an equal strength (FIG. 4). ). Next, the length of the horizontal reinforcing bars 5, 5 protrudes in the lateral direction beyond the web steel plate 2 (FIG. 5A), and the stud dowels 6, 6 with heads are inverted T
It protrudes higher than the vertical member of the section steel 3 (FIG. 5).
(B)). Further, the mutual relation between the web steel plate 2, the inverted T-section steel 3 and the headed stud dowel 6 is balanced as shown in FIG. 7 (FIG. 7).
【００１８】前記実施例によれば、接合部は頭付きスタ
ッドジベルのみならず、パーフォボンドリブを併用して
補強しているので、荷重による剪断応力に十分耐えるこ
とができる。またウェブ鋼板等に逆Ｔ形鋼を溶接し、か
つウェブ鋼板の垂直部材をコンクリート床版内に埋設し
ているので、両者の接合が一層強固になる。According to the embodiment, not only the stud dowel with a head but also a perforated rib is used to reinforce the joint, so that the joint can sufficiently withstand the shear stress caused by the load. Further, since the inverted T-shaped steel is welded to the web steel plate and the like, and the vertical member of the web steel plate is embedded in the concrete floor slab, the bonding between the two is further strengthened.
【００１９】[0019]
【発明の効果】この発明によれば、ＰＣ橋梁、ＰＣ建築
などにおいて、コンクリート床版の支間の長大化に伴う
剪断力の増加および床版に作用する曲げモーメントの作
用に対し、頭付きスタッドジベルのみでなく、パーフォ
ボンドリブを併用して補強しているので、十分の剪断耐
力を保有する効果がある。According to the present invention, in a PC bridge, a PC building or the like, a stud dowel with a head is provided to prevent an increase in shearing force due to an increase in length of a span of a concrete slab and an effect of a bending moment acting on the slab. In addition, since the reinforcement is performed by using a perforbond rib in combination, there is an effect that sufficient shear strength is retained.
【００２０】またウェブ鋼板等に逆Ｔ形鋼を溶接してい
るので、床版型枠の設置とコンクリート養生が容易とな
るなどの諸効果がある。Further, since the inverted T-shaped steel is welded to the web steel plate or the like, there are various effects such as easy installation of the floor slab form and curing of the concrete.
【図１】この発明の実施例の一部を省略した断面図。FIG. 1 is a cross-sectional view in which a part of an embodiment of the present invention is omitted.
【図２】同じく接合部のコンクリートを除却した一部拡
大斜視図。FIG. 2 is a partially enlarged perspective view showing a state where concrete at a joint is removed.
【図３】同じく一部拡大側面図。FIG. 3 is a partially enlarged side view of the same.
【図４】同じく一部拡大平面図。FIG. 4 is a partially enlarged plan view.
【図５】（ａ）同じくコンクリートに埋設した一部拡大
断面図。（ｂ）同じくコンクリートに埋設した一部拡大
断面図。FIG. 5 (a) is a partially enlarged sectional view similarly buried in concrete. (B) A partially enlarged sectional view similarly buried in concrete.
【図６】同じく各供試体における荷重−相対ずれ変位の
グラフ。FIG. 6 is a graph of load-relative displacement of each specimen.
【図７】同じく逆Ｔ形鋼とウェブ鋼板の関係を示す一部
平面図。FIG. 7 is a partial plan view showing the relationship between the inverted T-section steel and the web steel sheet.
【図８】同じくウェブ鋼板ＰＣ橋梁の概念図。FIG. 8 is a conceptual diagram of a web steel plate PC bridge.
１ コンクリート下床版 ２ ウェブ鋼板 ３ 逆Ｔ形鋼 ３ａ 垂直部材 ３ｂ 水平部材 ４ 孔 ５ 横鉄筋 ６ 夫々頭付きスタッドジベル ７ コンクリート上床版 ８ ケーブルラック ９ アスファルト舗装 １０ 接合装置 １１ 側壁 DESCRIPTION OF SYMBOLS 1 Concrete lower slab 2 Web steel plate 3 Inverted T-section steel 3a Vertical member 3b Horizontal member 4 Hole 5 Horizontal reinforcing bar 6 Stud dove with head 7 Concrete upper slab 8 Cable rack 9 Asphalt pavement 10 Joining device 11 Side wall
───────────────────────────────────────────────────── フロントページの続き (71)出願人 000103769 オリエンタル建設株式会社 東京都千代田区平河町二丁目１番１号 (71)出願人 000237134 株式会社富士ピー・エス 福岡県福岡市中央区天神２丁目12番１号 天神ビル内 (71)出願人 591211917 川田建設株式会社 東京都北区滝野川６丁目３番１号 (72)発明者 栗田 章光 大阪府高槻市芝生町１丁目31番12号 (72)発明者 小林 寛 兵庫県神戸市須磨区道正台１−１−１− 502 (72)発明者 中山 元 大阪府高槻市天神町１−２−19 (72)発明者 正司 明夫 東京都三鷹市下連雀６−14−３−24 Ｆターム(参考） 2D059 AA11 AA17 GG55 ──────────────────────────────────────────────────続 き Continuation of the front page (71) Applicant 000103769 Oriental Construction Co., Ltd. 2-1-1, Hirakawacho, Chiyoda-ku, Tokyo (71) Applicant 000237134 Fuji-PS Corporation 2-chome Tenjin, Chuo-ku, Fukuoka-shi, Fukuoka 12-1 Tenjin Building (71) Applicant 591211917 Kawada Construction Co., Ltd. 6-3-1 Takinogawa, Kita-ku, Tokyo (72) Inventor Akimitsu Kurita 1-31-12 Shibacho, Takatsuki-shi, Osaka (72) Inventor Hiroshi Kobayashi 1-1-502, Doshodai, Suma-ku, Kobe, Hyogo (72) Inventor Gen Nakayama 1-2-19 Tenjincho, Takatsuki-shi, Osaka (72) Inventor Akio Shoji Shimorenjaku, Mitaka-shi, Tokyo 6-14-3-24 F term (reference) 2D059 AA11 AA17 GG55
Claims (3)
てコンクリート上床版または下床板を支持した鋼・コン
クリート合成構造において、前記平板又はウェブ鋼板上
に逆Ｔ形鋼を溶接し、該逆Ｔ形鋼の垂直部材の側面の長
手方向に所定の間隔で設けた孔に、横鉄筋を挿通配置
し、前記Ｔ形鋼の水平部材上の長手方向に所定間隔で頭
付きスタッドジベルを溶植し、前記垂直部材、横鉄筋お
よび頭付きスタッドジベルをコンクリート床版内へ埋設
したことを特徴とする床版とウェブ鋼板等との接合装
置。In a steel-concrete composite structure supporting a concrete upper slab or a lower slab through a flat plate or a corrugated web steel plate, an inverted T-shaped steel is welded onto the flat plate or the web steel plate. A horizontal reinforcing bar is inserted through holes provided at predetermined intervals in the longitudinal direction of the side surface of the vertical member of the section steel, and stud dowels with heads are implanted at predetermined intervals in the longitudinal direction on the horizontal member of the T-section steel. A joining device for connecting a slab and a web steel plate, wherein the vertical member, the horizontal reinforcing bar, and the stud dowel with a head are embedded in a concrete slab.
側へ対向設置したことを特徴とする請求項１記載の床版
における床版とウェブ鋼板等との接合装置。2. The apparatus according to claim 1, wherein the headed stud dowels are installed on opposite sides of the vertical member.
側であって、各横鉄筋間へ夫々溶植したことを特徴とす
る請求項１記載の床版における床版とウェブ鋼板等との
接合装置。3. A joint between a floor slab and a web steel plate in a floor slab according to claim 1, wherein the headed stud dowels are implanted between the horizontal reinforcing bars on both sides of the vertical member. apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000166285A JP2001342612A (en) | 2000-06-02 | 2000-06-02 | Joining device for floor slab and web steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000166285A JP2001342612A (en) | 2000-06-02 | 2000-06-02 | Joining device for floor slab and web steel plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001342612A true JP2001342612A (en) | 2001-12-14 |
Family
ID=18669626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000166285A Pending JP2001342612A (en) | 2000-06-02 | 2000-06-02 | Joining device for floor slab and web steel plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001342612A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004042161A1 (en) * | 2002-11-04 | 2004-05-21 | Onesteel Reinforcing Pty Ltd | A composite beam |
| KR100609304B1 (en) * | 2004-06-14 | 2006-08-03 | 주식회사 동양피에스씨 | Precast Composition I-Beam with Concrete Panel and Corrugated Steel Web Girder |
| JP2007239270A (en) * | 2006-03-07 | 2007-09-20 | Ps Mitsubishi Construction Co Ltd | Pc box girder bridge |
| KR100794443B1 (en) | 2006-10-20 | 2008-01-16 | 원대연 | Composite truss girder with multi-composite concept and improved structural performance at the junction |
| JP2013060733A (en) * | 2011-09-13 | 2013-04-04 | Sumitomo Mitsui Construction Co Ltd | Bridge girder |
| KR101500099B1 (en) * | 2013-07-09 | 2015-03-06 | 주식회사 포스코 | Embedded structure |
| KR101499337B1 (en) * | 2013-08-13 | 2015-03-16 | 주식회사 길교이앤씨 | Wide PC beam for slim floor |
| JP2016211327A (en) * | 2015-05-13 | 2016-12-15 | 株式会社大林組 | Joining structure and joining method between fire resistant construction material beam and concrete slab |
| CN106758773A (en) * | 2016-12-21 | 2017-05-31 | 东南大学 | A kind of shear connector of steel reinforced concrete composite beam bridge |
| CN106988200A (en) * | 2017-02-24 | 2017-07-28 | 南京航空航天大学 | Longitudinal direction not shearing resistance open pore steel plate anti-pulling connector and its construction method |
| CN108265626A (en) * | 2018-03-29 | 2018-07-10 | 同济大学 | Reinforcing steel bar-steel plate skeleton combined bridge deck and its construction method |
| JP2020084547A (en) * | 2018-11-22 | 2020-06-04 | 株式会社ハナミズキ・ブリッジ・プランニング | Steel floor slab pavement structure |
| CN111705618A (en) * | 2020-06-29 | 2020-09-25 | 中铁二院重庆勘察设计研究院有限责任公司 | Combined beam of railway cable-stayed bridge |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2004042161A1 (en) * | 2002-11-04 | 2004-05-21 | Onesteel Reinforcing Pty Ltd | A composite beam |
| GB2411185A (en) * | 2002-11-04 | 2005-08-24 | Onesteel Reinforcing Pty Ltd | A composite beam |
| GB2411185B (en) * | 2002-11-04 | 2006-03-29 | Onesteel Reinforcing Pty Ltd | A composite beam |
| KR100609304B1 (en) * | 2004-06-14 | 2006-08-03 | 주식회사 동양피에스씨 | Precast Composition I-Beam with Concrete Panel and Corrugated Steel Web Girder |
| JP2007239270A (en) * | 2006-03-07 | 2007-09-20 | Ps Mitsubishi Construction Co Ltd | Pc box girder bridge |
| JP4644146B2 (en) * | 2006-03-07 | 2011-03-02 | 株式会社ピーエス三菱 | PC box girder bridge |
| KR100794443B1 (en) | 2006-10-20 | 2008-01-16 | 원대연 | Composite truss girder with multi-composite concept and improved structural performance at the junction |
| JP2013060733A (en) * | 2011-09-13 | 2013-04-04 | Sumitomo Mitsui Construction Co Ltd | Bridge girder |
| KR101500099B1 (en) * | 2013-07-09 | 2015-03-06 | 주식회사 포스코 | Embedded structure |
| KR101499337B1 (en) * | 2013-08-13 | 2015-03-16 | 주식회사 길교이앤씨 | Wide PC beam for slim floor |
| JP2016211327A (en) * | 2015-05-13 | 2016-12-15 | 株式会社大林組 | Joining structure and joining method between fire resistant construction material beam and concrete slab |
| CN106758773A (en) * | 2016-12-21 | 2017-05-31 | 东南大学 | A kind of shear connector of steel reinforced concrete composite beam bridge |
| CN106988200A (en) * | 2017-02-24 | 2017-07-28 | 南京航空航天大学 | Longitudinal direction not shearing resistance open pore steel plate anti-pulling connector and its construction method |
| CN106988200B (en) * | 2017-02-24 | 2020-04-07 | 南京航空航天大学 | Longitudinal non-shearing resistance perforated steel plate anti-pulling connecting piece and construction method thereof |
| CN108265626A (en) * | 2018-03-29 | 2018-07-10 | 同济大学 | Reinforcing steel bar-steel plate skeleton combined bridge deck and its construction method |
| JP2020084547A (en) * | 2018-11-22 | 2020-06-04 | 株式会社ハナミズキ・ブリッジ・プランニング | Steel floor slab pavement structure |
| CN111705618A (en) * | 2020-06-29 | 2020-09-25 | 中铁二院重庆勘察设计研究院有限责任公司 | Combined beam of railway cable-stayed bridge |
| CN111705618B (en) * | 2020-06-29 | 2021-07-30 | 中铁二院重庆勘察设计研究院有限责任公司 | Combined beam of railway cable-stayed bridge |
| CN116927374A (en) * | 2023-09-19 | 2023-10-24 | 南京工业大学 | Structure heat preservation integrated prefabricated outer wall and manufacturing method |
| CN116927374B (en) * | 2023-09-19 | 2023-11-24 | 南京工业大学 | Structure heat preservation integrated prefabricated outer wall and manufacturing method |
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