CN105484146A - Steel truss stiffened concrete V-structure arch bridge and construction method thereof - Google Patents
Steel truss stiffened concrete V-structure arch bridge and construction method thereof Download PDFInfo
- Publication number
- CN105484146A CN105484146A CN201511022701.6A CN201511022701A CN105484146A CN 105484146 A CN105484146 A CN 105484146A CN 201511022701 A CN201511022701 A CN 201511022701A CN 105484146 A CN105484146 A CN 105484146A
- Authority
- CN
- China
- Prior art keywords
- concrete
- bridge
- girder
- steel
- arched girder
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D12/00—Bridges characterised by a combination of structures not covered as a whole by a single one of groups E01D2/00 - E01D11/00
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/268—Composite concrete-metal
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a steel truss stiffened concrete V-structure arch bridge and a construction method thereof. The beam bridge comprises two abutment piers provided with abutment pier foundations, two intermediate piers provided with intermediate pier foundations as well as a bridge deck system. The method comprises the step of constructing all abutment pier foundations and intermediate pier foundations. According to the invention, general concrete V-structure arches and steel truss structures are skillfully combined together, abutment spans and part of intermediate spans adopt concrete V-structure arches, intermediate span main beams adopt steel box beams, and an upper layer is stiffened by steel trusses, so that the bridge structure height can be reduced, the bridge appearance is elegant, functions are complete and the technical economy is favorable.
Description
Technical field
The present invention relates to a kind of concrete arch-type bridge, be specially a kind of steel purlin reinforced concrete V structure arch bridge and construction method thereof.
Background technology
In existing bridge construction, concrete V structure arch bridge has stronger span ability, and reasonable ratio of rise to span is generally 1/4.0 ~ 1/5.5, and in order to make structure stress reasonable, general span is larger, and structure height is higher.But when the work point that bridge construction height is restricted, the advantage of the stronger span ability of existing concrete V structure arch bridge is just difficult to embody.
Summary of the invention
For solving the problems of the technologies described above, the invention provides one and can reduce bridge construction height, the steel purlin reinforced concrete V structure arch bridge that bridge type is elegant in appearance, it is achieved through the following technical solutions:
A kind of steel purlin reinforced concrete V structure arch bridge, comprise the abutment pier 1 that two are provided with abutment pier basis 2, two middle pier 3 and bridge decks being provided with middle pier foundation 4, described two abutment piers 1 lay respectively at pontic two ends, described two middle piers 3 are between two abutment piers 1, described bridge deck comprise two concrete arched girders 5 and between two concrete arched girders 5 in across steel box-girder 6, described concrete arched girder 5 is arranged on abutment pier 1 and middle pier 3, described bridge deck is provided with steel purlin stiffened portion 7, described steel purlin stiffened portion 7 is between two middle piers 3, and two ends extend towards the bridge deck direction, outside of each middle pier respectively.
Further, the shape of described concrete arched girder 5 is V-type arched girder.
Further, one end of described concrete arched girder 5 is located on abutment pier 1, and the V-type minimum point of described concrete arched girder 5 is located on middle pier 3, the other end of described concrete arched girder 5 with in be connected across steel box-girder 6.
Further, described steel purlin stiffened portion 7 is steel truss girder.
Further, one end of described concrete arched girder 5 be provided with in across section 51, extend using the V-type minimum point of concrete arched girder 5 as starting point to bridge center position across section 51 in described, in extending to across one end of steel box-girder 6 as terminal.
The construction method of described steel purlin reinforced concrete V structure arch bridge comprises the following steps:
Step 1, the abutment pier of constructing all basis 2 and middle pier foundation 4;
Step 2, construction temporary steel buttress, then construct abutment pier 1 and middle pier 3;
Step 3, two concrete arched girders 5 of constructing, adopt across steel box-girder 6 in Bridge Erector lifting, and employing Bridge Erector burst splicing assembling steel purlin stiffened portion 7, lifts steel purlin by cross, and assemble;
Step 4, removes temporary steel buttress, carries out deck paving Cheng Qiao.
Further, determine before concrete arched girder 5 of constructing in described step 3 in across the length of section 51, namely determine concrete arched girder cut off 511.
Further, determine that concrete arched girder cut off 511 comprises the following steps:
Step 31, according to the bridge of existing similar span, chooses in the concrete arched girder of this bridge type across segment length;
Step 32, according to the stressing conditions of girder, avoids the larger position of moment of flexure and chooses concrete arched girder cut off 511;
Step 33, sets up FEM (finite element) model, calculates said structure, determines concrete arched girder size, makes its indices meet code requirement.
The present invention has following beneficial effect:
General concrete V structure arch and steel purlin structure are combined cleverly, across employing concrete V structure arch in end bay and part, in across girder employing steel box-girder, upper strata adopts steel purlin to put more energy into, and can reduce bridge construction height, bridge type is elegant in appearance, complete function, has good Technical Economy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention
Fig. 2 is across steel box-girder schematic cross-section in the present invention
Fig. 3 is concrete arch beam section schematic diagram of the present invention
Detailed description of the invention
The present invention is further illustrated below in conjunction with drawings and Examples.
A kind of steel purlin reinforced concrete V structure arch bridge, comprise the abutment pier 1 that two are provided with abutment pier basis 2, two middle pier 3 and bridge decks being provided with middle pier foundation 4, described two abutment piers 1 lay respectively at pontic two ends, described two middle piers 3 are between two abutment piers 1, described bridge deck comprise two concrete arched girders 5 and between two concrete arched girders 5 in across steel box-girder 6, described concrete arched girder 5 is arranged on abutment pier 1 and middle pier 3, described bridge deck is provided with steel purlin stiffened portion 7, described steel purlin stiffened portion 7 is between two middle piers 3, and two ends extend towards the bridge deck direction, outside of each middle pier respectively.
One end of described concrete arched girder 5 is located on abutment pier 1, and the V-type minimum point of described concrete arched girder 5 is located on middle pier 3, the other end of described concrete arched girder 5 with in be connected across steel box-girder 6.
Described steel purlin stiffened portion 7 is steel truss girder.Across section 51 during one end of described concrete arched girder 5 is provided with, extend using the V-type minimum point of concrete arched girder 5 as starting point to bridge center position across section 51 in described, in extending to across one end of steel box-girder 6 as terminal.
The construction method of described steel purlin reinforced concrete V structure arch bridge comprises the following steps:
Step 1, the abutment pier of constructing all basis 2 and middle pier foundation 4;
Step 2, construction temporary steel buttress, then construct abutment pier 1 and middle pier 3;
Step 3, two concrete arched girders 5 of constructing, adopt across steel box-girder 6 in Bridge Erector lifting, and employing Bridge Erector burst splicing assembling steel purlin stiffened portion 7, lifts steel purlin by cross, and assemble;
Step 4, removes temporary steel buttress, carries out deck paving Cheng Qiao.
Determine that concrete arched girder cut off 511 comprises the following steps:
Step 31, according to the bridge of existing similar span, chooses in the concrete arched girder of this bridge type across segment length;
Step 32, according to the stressing conditions of girder, avoids the larger position of moment of flexure and chooses concrete arched girder cut off 511;
Step 33, sets up FEM (finite element) model, calculates said structure, determines concrete arched girder size, makes its indices meet code requirement.
Traditional V structure encircles together with the textural association of steel purlin by the present invention.Lower floor adopt concrete arched girder 5 and in across steel box-girder 6, there is stronger span ability; Upper strata arranges steel purlin stiffened portion 7, can reduce bridge construction height; Levels matches, and forms an organic whole, and compared with general concrete V structure arch bridge, the present invention not only has stronger span ability, and reduces bridge depth of beam, has good Technical Economy.
Claims (8)
1. a steel purlin reinforced concrete V structure arch bridge, comprise the abutment pier (1) that two are provided with abutment pier basis (2), two middle pier (3) and bridge decks being provided with middle pier foundation (4), described two abutment piers (1) lay respectively at pontic two ends, described two middle piers (3) are positioned between two abutment piers (1), it is characterized in that: described bridge deck comprise two concrete arched girders (5) and be arranged between two concrete arched girders (5) across steel box-girder (6), described concrete arched girder (5) is arranged on abutment pier (1) He Zhongdun (3), described bridge deck is provided with steel purlin stiffened portion (7), described steel purlin stiffened portion (7) is arranged between two piers (3), and two ends extend towards the bridge deck direction, outside of each middle pier respectively.
2. steel purlin according to claim 1 reinforced concrete V structure arch bridge, is characterized in that: the shape of described concrete arched girder (5) is V-type arched girder.
3. steel purlin according to claim 1 and 2 reinforced concrete V structure arch bridge, it is characterized in that: one end of described concrete arched girder (5) is located on abutment pier (1), the V-type minimum point of described concrete arched girder (5) is located on middle pier (3), the other end of described concrete arched girder (5) with in be connected across steel box-girder (6).
4. steel purlin according to claim 1 and 2 reinforced concrete V structure arch bridge, is characterized in that: described steel purlin stiffened portion (7) is steel truss girder.
5. steel purlin according to claim 1 and 2 reinforced concrete V structure arch bridge, it is characterized in that: across section (51) during one end of described concrete arched girder (5) is provided with, in described concrete arched girder across section (51) using the V-type minimum point of concrete arched girder (5) as starting point to bridge center position extend, in extending to across one end of steel box-girder (6) as terminal.
6. steel purlin according to claim 5 reinforced concrete V structure arch bridge, its construction method comprises the following steps:
Step 1, the abutment pier basis (2) of constructing all and middle pier foundation (4);
Step 2, construction temporary steel buttress, then construct abutment pier (1) and middle pier (3);
Step 3, two concrete arched girders (5) of constructing, adopt across steel box-girder (6) in Bridge Erector lifting, employing Bridge Erector burst splicing assembling steel purlin stiffened portion (7), lifts steel purlin by cross, and assembles;
Step 4, removes temporary steel buttress, carries out deck paving Cheng Qiao.
7. the construction method of steel purlin according to claim 6 reinforced concrete V structure arch bridge, it is characterized in that: the front length determined across section (51) in concrete arched girder of concrete arched girder (5) of constructing in described step 3, namely determine concrete arched girder cut off (511).
8. the construction method of steel purlin according to claim 7 reinforced concrete V structure arch bridge, is characterized in that, determine that concrete arched girder cut off (511) comprises the following steps:
Step 31, according to the bridge of existing similar span, chooses in the concrete arched girder of this bridge type across segment length;
Step 32, according to the stressing conditions of girder, avoids the larger position of moment of flexure and chooses concrete arched girder cut off 511;
Step 33, sets up FEM (finite element) model, calculates said structure, determines concrete arched girder size, makes its indices meet code requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511022701.6A CN105484146B (en) | 2015-12-30 | 2015-12-30 | Steel truss reinforced concrete V structures arch bridge and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511022701.6A CN105484146B (en) | 2015-12-30 | 2015-12-30 | Steel truss reinforced concrete V structures arch bridge and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105484146A true CN105484146A (en) | 2016-04-13 |
| CN105484146B CN105484146B (en) | 2017-11-07 |
Family
ID=55671391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511022701.6A Active CN105484146B (en) | 2015-12-30 | 2015-12-30 | Steel truss reinforced concrete V structures arch bridge and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105484146B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764252A (en) * | 2020-07-23 | 2020-10-13 | 中铁第四勘察设计院集团有限公司 | Box and truss combined mixed beam cable-stayed bridge |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002201609A (en) * | 2000-12-28 | 2002-07-19 | Ps Corp | Construction method for concrete arch bridge |
| CN201155080Y (en) * | 2008-02-14 | 2008-11-26 | 黄诚 | Large-span V-shaped continuous rigid frame bridge |
| CN202347431U (en) * | 2011-12-19 | 2012-07-25 | 上海市城市建设设计研究总院 | Structure for achieving large-span V-shaped mound continuous rigid frame bridge |
| KR20130053211A (en) * | 2011-11-15 | 2013-05-23 | 주식회사 포스코 | Connection structure of complex girder of continuous bridge |
| CN103437274A (en) * | 2013-09-09 | 2013-12-11 | 中铁第一勘察设计院集团有限公司 | Bridge structure with combination of stiffening steel truss and concrete beam |
| CN103758023A (en) * | 2014-01-23 | 2014-04-30 | 长沙理工大学 | Prestressed concrete and steel truss mixed continuous rigid frame bridge and construction method thereof |
| CN104631303A (en) * | 2015-02-10 | 2015-05-20 | 福建省交通规划设计院 | Single-rib-arch reinforced V-shaped supporting rigid-frame-continuous beam bridge and construction method thereof |
| CN205347959U (en) * | 2015-12-30 | 2016-06-29 | 中铁第四勘察设计院集团有限公司 | Put more energy into concrete V and construct arched bridge in steel purlin |
-
2015
- 2015-12-30 CN CN201511022701.6A patent/CN105484146B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002201609A (en) * | 2000-12-28 | 2002-07-19 | Ps Corp | Construction method for concrete arch bridge |
| CN201155080Y (en) * | 2008-02-14 | 2008-11-26 | 黄诚 | Large-span V-shaped continuous rigid frame bridge |
| KR20130053211A (en) * | 2011-11-15 | 2013-05-23 | 주식회사 포스코 | Connection structure of complex girder of continuous bridge |
| CN202347431U (en) * | 2011-12-19 | 2012-07-25 | 上海市城市建设设计研究总院 | Structure for achieving large-span V-shaped mound continuous rigid frame bridge |
| CN103437274A (en) * | 2013-09-09 | 2013-12-11 | 中铁第一勘察设计院集团有限公司 | Bridge structure with combination of stiffening steel truss and concrete beam |
| CN103758023A (en) * | 2014-01-23 | 2014-04-30 | 长沙理工大学 | Prestressed concrete and steel truss mixed continuous rigid frame bridge and construction method thereof |
| CN104631303A (en) * | 2015-02-10 | 2015-05-20 | 福建省交通规划设计院 | Single-rib-arch reinforced V-shaped supporting rigid-frame-continuous beam bridge and construction method thereof |
| CN205347959U (en) * | 2015-12-30 | 2016-06-29 | 中铁第四勘察设计院集团有限公司 | Put more energy into concrete V and construct arched bridge in steel purlin |
Non-Patent Citations (1)
| Title |
|---|
| 陈彦江等: "长春伊通河大桥总体设计、试验及施工关键技术", 《桥梁建设》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764252A (en) * | 2020-07-23 | 2020-10-13 | 中铁第四勘察设计院集团有限公司 | Box and truss combined mixed beam cable-stayed bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105484146B (en) | 2017-11-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103510639B (en) | A kind of can the overlaid plate type shear wall of restore funcitons and implementation method thereof | |
| CN101644024B (en) | Prestress steel purlin-concrete combined continuous rigid frame bridge and construction method thereof | |
| CN102535328B (en) | In-pipe prestressed steel-pipe truss composite simply-supported beam structure | |
| CN103938546A (en) | Simple-supported continuous construction method and structure thereof | |
| CN203498760U (en) | Guiding device for large-span box girder pushing | |
| CN102418381B (en) | Building structure system combined with steel beam and pre-tensioned prestressing superposed beam and construction method for building structure system | |
| CN102535327A (en) | Through prestress steel truss and concrete combined continuous steel structure bridge and construction method thereof | |
| CN104032668A (en) | Half-through steel truss-concrete combined continuous steel bridge | |
| CN205347959U (en) | Put more energy into concrete V and construct arched bridge in steel purlin | |
| CN107489090A (en) | A kind of circle bamboo space truss bridge based on novel joint make | |
| CN103898834A (en) | Concrete-filled steel tube composite beam and trussed cable tower cable-stayed bridge and construction method thereof | |
| CN110258353A (en) | And of Varying Depth steel-concrete composite beams bridge construction technique with support | |
| CN209854529U (en) | Ultra-wide triangular truss type flange assembly type concrete box girder | |
| CN104047223B (en) | Light assembling structure bridge and construction method thereof | |
| CN105484147B (en) | Steel case purlin composite continuous bridge and its construction method | |
| CN205347957U (en) | Steel case purlin combination continuous bridge | |
| CN103205930B (en) | Structure for continuous transformation of existing simply supported hollow slab girder bridge and construction method of structure | |
| CN105484146A (en) | Steel truss stiffened concrete V-structure arch bridge and construction method thereof | |
| CN204151663U (en) | A kind of hybrid beam is without dorsal funciculus low-pylon cable-stayed bridge | |
| CN105484148B (en) | Part steel case purlin composite continuous bridge and its construction method | |
| CN102877416B (en) | Herring-bone wall body construction method of large-span concrete herring-bone continuous girder bridge and structure thereof | |
| CN103696354B (en) | Merge the combined bridge structure of gallery, sightseeing platform | |
| CN205347955U (en) | Concrete steel case composite beam integrated configuration bridge of putting more energy into is encircleed to steel purlin | |
| CN210458905U (en) | Height-variable steel-concrete combined beam bridge with support | |
| CN105507128A (en) | Steel trussed arch reinforced concrete steel box hybrid beam combined structure bridge and construction method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |