CN113718637A - Bridge deck continuous structure for simply supported beam and inverted T-shaped capping beam system and construction method - Google Patents
Bridge deck continuous structure for simply supported beam and inverted T-shaped capping beam system and construction method Download PDFInfo
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- CN113718637A CN113718637A CN202111059222.7A CN202111059222A CN113718637A CN 113718637 A CN113718637 A CN 113718637A CN 202111059222 A CN202111059222 A CN 202111059222A CN 113718637 A CN113718637 A CN 113718637A
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- 238000010276 construction Methods 0.000 title claims abstract description 22
- 239000004567 concrete Substances 0.000 claims abstract description 74
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 15
- 238000002955 isolation Methods 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims abstract description 8
- 229920001821 foam rubber Polymers 0.000 claims abstract 2
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 10
- 229920001971 elastomer Polymers 0.000 claims description 5
- 238000005187 foaming Methods 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000010426 asphalt Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 229920006335 epoxy glue Polymers 0.000 claims description 3
- 230000003203 everyday effect Effects 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 229920006255 plastic film Polymers 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/083—Waterproofing of bridge decks; Other insulations for bridges, e.g. thermal ; Bridge deck surfacings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a bridge deck continuous structure for a simply supported beam and an inverted T-shaped capping beam system and a construction method, wherein the bridge deck continuous structure comprises a bridge structure formed by a plurality of main beams and an inverted T-shaped capping beam with an inverted T-shaped cross section; a bridge deck concrete pavement layer is arranged on each main beam; the connecting ends of every two adjacent main beams are connected with the corresponding inverted T-shaped capping beams through a bridge deck continuous structure; during construction, firstly installing every two adjacent main beams and rubber foam boards, and arranging an isolation layer; then, arranging a bridge deck concrete pavement reinforcing mesh and pouring a bridge deck concrete pavement layer; after finishing, installing bridge deck pavement reinforcing steel bars and pouring steel fiber concrete; and finishing construction after the preset age is reached. The application of the invention can effectively simplify the structure, ensure the construction progress and quality and ensure the stress performance of the continuous bridge deck structure under the condition of not causing great influence on the original simply supported beam and inverted T-shaped capping beam system.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a bridge deck continuous structure for a simply supported beam and inverted T-shaped capping beam system and a construction method.
Background
In the prior art, the simply supported beam structure is definite in stress, convenient to construct, and standardized in structural size and reinforcing bars, so that the bridge construction efficiency can be improved in industrial production, and the simply supported beam structure is widely applied to urban and highway bridge engineering. The inverted T-shaped capping beam has an inverted T-shaped cross section, is reasonable in structural stress, can effectively reduce the overall building height of the bridge, and is favorable for improving the under-bridge clearance and the overall landscape effect of the bridge. Therefore, the structural system of the simply supported beam and the inverted T-shaped cover beam is widely applied to urban and highway bridges.
In order to solve the problems of excessive expansion joints of the bridge deck and poor driving comfort, the simply supported beam bridge usually adopts a structure of simple support and continuous bridge deck, 3-4 spans one connection, and the bridge deck pavement layer in the one connection is continuous. At present, a structural system of a 'simply supported beam + inverted T-shaped capping beam' adopts a traditional bridge deck continuous structure, and the specific method is that the bridge deck continuous structure is arranged in a bridge deck reinforced concrete pavement layer and is respectively supported on the top surfaces of a main beam and the inverted T-shaped capping beam.
When traditional bridge floor continuous construction is applied to the structural system of "simply supported roof beam + bent cap roof beam", there is the following problem:
1) when the inverted T-shaped capping beam is connected with the main beams supported on the left side and the right side of the capping beam, two continuous bridge deck structures need to be arranged, and the structural design and construction are complex;
2) the vertical rigidity and the rotational rigidity of the inverted T-shaped capping beam and the main beam are obviously different, and the continuous structure of the bridge deck is respectively supported on the top surfaces of the main beam and the inverted T-shaped capping beam, so that the problem of inconsistent deformation exists, and the problem of cracking of the bridge deck pavement concrete is caused;
therefore, how to effectively simplify the structure, ensure the construction progress and quality and ensure the stress performance of the continuous bridge deck structure becomes a technical problem which needs to be solved by technical personnel in the field under the condition of not causing great influence on the original simply supported beam and inverted T-shaped capping beam system.
Disclosure of Invention
In view of the above defects in the prior art, the invention provides a bridge deck continuous structure and a construction method for a simply supported beam and an inverted T capping beam system, which can effectively simplify the structure, guarantee the construction progress and quality and ensure the stress performance of the bridge deck continuous structure under the condition of not greatly influencing the original simply supported beam and inverted T capping beam system.
In order to achieve the aim, the invention discloses a bridge deck continuous structure for a simply supported beam and an inverted T-shaped capping beam system, which comprises a bridge structure formed by a plurality of main beams and inverted T-shaped capping beams with inverted T-shaped cross sections; each girder is provided with a bridge deck concrete pavement layer.
The connecting ends of every two adjacent main beams are connected with the corresponding inverted T-shaped cover beams through a bridge deck continuous structure;
each bridge deck continuous structure comprises a continuous structure concrete pavement layer, and bridge deck pavement is formed by the continuous structure concrete pavement layer and the corresponding bridge deck concrete pavement layer;
each said deck continuous formation including a longitudinal cantilevered slab extending from the connecting end of a respective two said main beams along and above a respective said inverted-T cap beam;
a gap of 0.02-0.05 m is reserved between the two longitudinal cantilever plates of the two adjacent main beams; each gap is filled by arranging a rubber foaming plate;
a gap of 0.05-0.15 m is formed between the lower surface of each longitudinal cantilever plate and the upper surface of the corresponding inverted T-shaped bent cap;
isolation layers are arranged on the upper surfaces of the two longitudinal cantilever plates of every two adjacent main beams and between the continuous structural concrete pavement layers corresponding to the upper parts of the two longitudinal cantilever plates;
each continuous structural concrete pavement layer comprises bridge deck pavement reinforcing steel bars and a bridge deck concrete pavement reinforcing mesh which are connected into a whole in sequence from bottom to top;
the diameter of the longitudinal steel bar of each bridge deck pavement reinforcing steel bar is 1.5 times of the diameter of the longitudinal steel bar of the corresponding bridge deck concrete pavement steel bar mesh;
the coverage range of each bridge deck continuous structure along the length direction of the bridge is 1-3 m, the included angle alpha between the boundary and the top edge of the corresponding main beam is 35-55 degrees, and the corresponding concrete pavement layers of the continuous structures above the bridge deck continuous structures are all made of steel fiber concrete;
the continuous structure concrete pavement layer above each continuous bridge deck structure is provided with a plurality of bridge deck pavement transverse seams along the bridge direction; and polyurethane waterproof sealing paste for roads and bridges is filled in each bridge deck pavement transverse seam.
Preferably, each longitudinal cantilever plate has a length of 0.3-1.0 m and a thickness of 0.2-0.4 m.
Preferably, the coverage range of each isolation layer along the length direction of the bridge is 0.3-1.0 meter.
Preferably, the bridge deck concrete pavement reinforcing mesh and the bridge deck pavement reinforcing steel bar above each isolation layer are connected into a whole in a welding mode.
Preferably, the bridge deck pavement is provided with a waterproof layer and a bridge deck asphalt pavement layer.
Preferably, each inverted-T capping beam is arranged on a pier.
Preferably, each of the isolation layers is a neoprene sheet having a thickness of 2 mm.
The invention also provides a construction method of the bridge deck continuous structure for the simply supported beam and the inverted T-shaped capping beam system, which comprises the following steps:
and 7, cleaning the top surface of the main beam at the position of the bridge deck continuous structure, pouring steel fiber concrete, covering a plastic film after pouring is finished, sprinkling water at regular time every day, and finishing construction after the preset age is reached.
The invention has the beneficial effects that:
the application of the invention can effectively simplify the structure, ensure the construction progress and quality and ensure the stress performance of the continuous bridge deck structure under the condition of not causing great influence on the original simply supported beam and inverted T-shaped capping beam system.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.
Drawings
Fig. 1 shows a schematic structural diagram of an embodiment of the present invention.
Figure 2 shows a schematic representation of the structure of the position of the deck continuation in an embodiment of the invention.
Fig. 3 is a schematic view showing a partially enlarged structure at a in fig. 2 according to the present invention.
Fig. 4 is a schematic diagram showing a partial enlarged structure at B in fig. 2 according to the present invention.
Detailed Description
Examples
As shown in fig. 1 to 4, the bridge deck continuous structure for the system of the simply supported beams and the inverted T-shaped capping beams comprises a bridge structure formed by a plurality of main beams 1 and inverted T-shaped capping beams 2 with inverted T-shaped cross sections; all be equipped with bridge deck concrete pavement layer 3 on each girder 1.
The connecting ends of every two adjacent main beams 1 are connected with the corresponding inverted T-shaped cover beams 2 through bridge deck continuous structures 4;
each bridge deck continuous structure 4 comprises a continuous structure concrete pavement layer 5, and bridge deck pavement is formed by the continuous structure concrete pavement layer 5 and the corresponding bridge deck concrete pavement layer 3;
each deck continuous structure 4 comprises a longitudinal cantilever plate 6 extending from the connecting end of the respective two main beams 1 along above the respective inverted-T capping beam 2;
gaps of 0.02 to 0.05 meters are reserved between two longitudinal cantilever plates 6 of two adjacent main beams 1; each gap is filled by arranging a rubber foaming plate 7;
a gap of 0.05 to 0.15 meters is arranged between the lower surface of each longitudinal cantilever plate 6 and the upper surface of the corresponding inverted T-shaped bent cap 2;
each continuous structural concrete pavement layer 5 comprises a bridge deck pavement reinforcing steel bar 9 and a bridge deck concrete pavement reinforcing mesh 10 which are connected into a whole in sequence from bottom to top;
the diameter of the longitudinal steel bar of each bridge deck pavement reinforcing steel bar 9 is 1.5 times of the diameter of the longitudinal steel bar of the corresponding bridge deck concrete pavement steel bar mesh 10;
the coverage range of each bridge deck continuous structure 4 along the length direction of the bridge is 1-3 m, the included angles alpha between the boundaries 12 and the top edges 11 of the corresponding main beams 1 are 35-55 degrees, and the corresponding continuous structure concrete pavement layers 5 above the boundaries are all made of steel fiber concrete;
the continuous structure concrete pavement layer 5 above each bridge deck continuous structure 4 is provided with a plurality of bridge deck pavement transverse seams 13 along the bridge direction; polyurethane waterproof sealing paste for roads and bridges is filled in each bridge deck pavement transverse seam 13.
The principle of the invention is as follows:
according to the invention, through the bridge deck continuous structure 4, two bridge decks of a traditional simply supported beam and inverted T-shaped bent cap structure system are continuously improved into one bridge deck, so that the structure is effectively simplified, and the construction progress and quality can be effectively guaranteed.
According to the invention, through a bridge deck continuous structure 4, longitudinal cantilever plates 6 are respectively arranged at the beam ends of a main beam 1 at two sides of an inverted T-shaped bent cap 2, and a gap of 0.02-0.05 m is arranged between the two longitudinal cantilever plates 6; thereby satisfy the girder and vertically choose the longitudinal and vertical demand of warping of arm board, effectively guarantee the atress performance of bridge floor continuous structure.
According to the invention, the bridge deck continuous structure 4 is provided with the chloroprene rubber plate as the isolation layer 8 between the continuous structure concrete pavement layer 5 and the main beam 1, so that the restraint of the continuous structure concrete pavement layer 5 on the longitudinal deformation of the main beam 1 can be effectively reduced, and the stress performance of the bridge deck continuous structure is effectively improved.
According to the invention, the anti-cracking performance of the concrete pavement layer 5 of the continuous structure is improved through the bridge deck continuous structure 4 and the bridge deck pavement reinforcing steel bars 9, so that the stress performance of the bridge deck continuous structure is effectively improved.
According to the invention, the bridge deck continuous structure 4 is adopted, and the continuous structure concrete pavement layer 5 is made of steel fiber concrete, so that the crack resistance of the bridge deck continuous structure is improved, and the stress performance of the bridge deck continuous structure is effectively improved.
According to the invention, the continuous structural concrete pavement layer 5 above each bridge deck continuous structure 4 is provided with a plurality of bridge deck pavement transverse seams 13 along the bridge direction, so that the rigidity of the concrete pavement layer is effectively reduced, the limiting effect of the continuous structural concrete pavement layer 5 on the extension deformation of the main beam 1 is reduced, the stress performance of the bridge deck continuous structure is effectively improved, and meanwhile, polyurethane waterproof sealing paste for roads and bridges is filled in each bridge deck pavement transverse seam 13, so that the water and gas are prevented from entering, and the durability of the bridge deck continuous structure is effectively improved.
According to the invention, the bridge deck continuous structure 4 has small influence on the structure of the original simply supported beam and inverted T-shaped capping beam structure system, and the difficulty in an additional manufacturing process is not required to be increased.
In certain embodiments, each longitudinal cantilever plate 6 has a length of 0.3 to 1.0 meter and a thickness of 0.2 to 0.4 meter.
In some embodiments, each insulation layer 8 covers 0.3 meters to 1.0 meter along the length of the bridge.
In some embodiments, the concrete-paved reinforcing mesh 10 and the reinforcing steel bars 9 are integrally connected to each other by welding.
In some embodiments, a waterproof layer 15 and an asphalt layer 16 are provided on the deck pavement.
In some embodiments, each inverted-T cap beam 2 is disposed on an abutment 14.
In some embodiments, each of the barrier layers 8 is a neoprene sheet having a thickness of 2 mm.
The invention also provides a construction method of the bridge deck continuous structure for the simply supported beam and the inverted T-shaped capping beam system, which comprises the following steps:
and 7, cleaning the top surface of the main beam 1 at the position of the bridge deck continuous structure 4, pouring steel fiber concrete, covering a plastic film after pouring is finished, sprinkling water at regular time every day, and finishing construction after the preset age is reached.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. A bridge deck continuous structure for a simply supported beam and an inverted T-shaped capping beam system comprises a bridge structure formed by a plurality of main beams (1) and inverted T-shaped capping beams (2) with inverted T-shaped cross sections; a bridge deck concrete pavement layer (3) is arranged on each main beam (1); the bridge deck is characterized in that the connecting ends of every two adjacent main beams (1) are connected with the corresponding inverted T-shaped capping beams (2) through bridge deck continuous structures (4);
each bridge deck continuous structure (4) comprises a continuous structure concrete pavement layer (5), and bridge deck pavement is formed by the continuous structure concrete pavement layer (5) and the corresponding bridge deck concrete pavement layer (3);
each bridge deck continuous structure (4) comprises a longitudinal cantilever plate (6) extending from the connecting end of the respective two main beams (1) along the upper side of the respective inverted-T capping beam (2);
gaps of 0.02-0.05 m are reserved between the two longitudinal cantilever plates (6) of the two adjacent main beams (1); each gap is filled by arranging a rubber foaming plate (7);
a gap of 0.05-0.15 m is arranged between the lower surface of each longitudinal cantilever plate (6) and the upper surface of the corresponding inverted T-shaped bent cap (2);
isolation layers (8) are arranged on the upper surfaces of the two longitudinal cantilever plates (6) of every two adjacent main beams (1) and between the upper corresponding continuous structural concrete pavement layers (5);
each continuous structural concrete pavement layer (5) comprises bridge deck pavement reinforcing steel bars (9) and a bridge deck concrete pavement reinforcing mesh (10) which are connected into a whole in sequence from bottom to top;
the diameter of the longitudinal steel bar of each bridge deck pavement reinforcing steel bar (9) is 1.5 times of the diameter of the longitudinal steel bar of the corresponding bridge deck concrete pavement steel bar mesh (10);
the coverage range of each bridge deck continuous structure (4) along the length direction of the bridge is 1-3 m, the included angle alpha between each boundary (12) and the top edge (11) of the corresponding main beam (1) is 35-55 degrees, and the corresponding continuous structure concrete pavement layers (5) above the boundary are all made of steel fiber concrete;
a plurality of bridge deck pavement transverse seams (13) are arranged along the bridge direction on the continuous structural concrete pavement layer (5) above each bridge deck continuous structure (4); and polyurethane waterproof sealing paste for roads and bridges is filled in each bridge deck pavement transverse seam (13).
2. Bridge deck continuous structure for simple supported beams and inverted-T cap beam systems according to claim 1, characterized in that each of said longitudinal cantilever plates (6) has a length of 0.3 to 1.0 m and a thickness of 0.2 to 0.4 m.
3. Bridge deck continuous structure for simple beams and inverted-T capping systems according to claim 1, characterized in that each of said insulating layers (8) covers 0.3 to 1.0 m along the length of the bridge.
4. Bridge deck continuous structure for simple beams and inverted-T capping systems according to claim 1, characterized in that said concrete-paved reinforcing meshes (10) of the bridge deck above each insulating layer (8) and said reinforcing reinforcements (9) of the bridge deck are connected by welding to form a whole.
5. Bridge deck continuous structure for simple beams and inverted-T capping beam systems according to claim 1, characterized in that said bridge deck pavement is provided with a waterproof layer (15) and a layer of bridge deck asphalt pavement (16).
6. Bridge deck continuous structure for simple beams and inverted-T capping systems according to claim 1, characterized in that each of said inverted-T capping beams (2) is placed on piers (14).
7. Bridge deck continuous structure for simple beams and inverted-T capping systems according to claim 1, characterised in that each of said insulating layers (8) is a neoprene sheet with a thickness of 2 mm.
8. A method of constructing a deck continuous structure for a system of simply supported beams and inverted-T cap beams according to claim 1, comprising the steps of:
step 1, installing every two adjacent main beams (1) to a preset position, and installing a rubber foam plate (7) between every two adjacent main beams (1);
step 2, arranging a chloroprene rubber plate on the upper edge (11) of each main beam (1) to form the isolation layer (8), and firmly bonding the bottom surface of the chloroprene rubber plate with the upper edge (11) of the corresponding main beam (1) by using silica gel or epoxy glue;
step 3, installing the bridge deck concrete pavement reinforcing mesh (10); wherein the bridge deck concrete pavement steel bar mesh (10) continuously spans the range of the corresponding bridge deck continuous structure (4);
step 4, pouring the bridge deck concrete pavement layer (3) of each main beam (1); the pouring range of each bridge deck concrete pavement layer (3) is equal to the position of the boundary (12) of the corresponding continuous construction concrete pavement layer (5);
step 5, after the bridge deck concrete pavement layer (3) reaches a preset age, chiseling a boundary (12) of the continuous structure concrete pavement layer (5);
step 6, installing the bridge deck pavement reinforcing steel bars (9); two tail ends of each bridge deck pavement reinforcing steel bar (9) are welded with the corresponding longitudinal steel bar of the bridge deck concrete pavement reinforcing mesh (10);
and 7, cleaning the top surface of the main beam (1) at the position of the bridge deck continuous structure (4), pouring steel fiber concrete, covering a plastic film after pouring is finished, sprinkling water at regular time every day, and finishing construction after the preset age is reached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111059222.7A CN113718637A (en) | 2021-09-10 | 2021-09-10 | Bridge deck continuous structure for simply supported beam and inverted T-shaped capping beam system and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111059222.7A CN113718637A (en) | 2021-09-10 | 2021-09-10 | Bridge deck continuous structure for simply supported beam and inverted T-shaped capping beam system and construction method |
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| CN113718637A true CN113718637A (en) | 2021-11-30 |
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| CN202111059222.7A Pending CN113718637A (en) | 2021-09-10 | 2021-09-10 | Bridge deck continuous structure for simply supported beam and inverted T-shaped capping beam system and construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232449A (en) * | 2022-01-13 | 2022-03-25 | 福州大学 | Bridge deck structure at inverted T-shaped cover beam of simply supported steel-concrete composite beam bridge and construction method |
| CN114775435A (en) * | 2022-04-29 | 2022-07-22 | 山东大学 | Self-stress bridge continuous construction structure based on simply supported steel beams and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1193104A (en) * | 1997-09-24 | 1999-04-06 | Masashige Inaba | Continuous paving structure of bridge face |
| CN102021885A (en) * | 2011-01-04 | 2011-04-20 | 上海市城市建设设计研究院 | Bridge deck continuous seam structure |
| CN103938533A (en) * | 2013-01-23 | 2014-07-23 | 上海市城市建设设计研究总院 | Simple-supported continuous structure and construction method thereof |
| CN107237260A (en) * | 2017-08-11 | 2017-10-10 | 上海市城市建设设计研究总院（集团）有限公司 | Structure is longitudinally continuous using the floorings of UHPC clad cans |
| CN110485278A (en) * | 2019-08-29 | 2019-11-22 | 上海市政工程设计研究总院（集团）有限公司 | A kind of half stealth of falling T bent cap construction |
| CN112853938A (en) * | 2021-03-12 | 2021-05-28 | 长安大学 | Bridge deck continuous structure applied to inverted T-shaped capping beam |
-
2021
- 2021-09-10 CN CN202111059222.7A patent/CN113718637A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1193104A (en) * | 1997-09-24 | 1999-04-06 | Masashige Inaba | Continuous paving structure of bridge face |
| CN102021885A (en) * | 2011-01-04 | 2011-04-20 | 上海市城市建设设计研究院 | Bridge deck continuous seam structure |
| CN103938533A (en) * | 2013-01-23 | 2014-07-23 | 上海市城市建设设计研究总院 | Simple-supported continuous structure and construction method thereof |
| CN107237260A (en) * | 2017-08-11 | 2017-10-10 | 上海市城市建设设计研究总院（集团）有限公司 | Structure is longitudinally continuous using the floorings of UHPC clad cans |
| CN110485278A (en) * | 2019-08-29 | 2019-11-22 | 上海市政工程设计研究总院（集团）有限公司 | A kind of half stealth of falling T bent cap construction |
| CN112853938A (en) * | 2021-03-12 | 2021-05-28 | 长安大学 | Bridge deck continuous structure applied to inverted T-shaped capping beam |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232449A (en) * | 2022-01-13 | 2022-03-25 | 福州大学 | Bridge deck structure at inverted T-shaped cover beam of simply supported steel-concrete composite beam bridge and construction method |
| CN114775435A (en) * | 2022-04-29 | 2022-07-22 | 山东大学 | Self-stress bridge continuous construction structure based on simply supported steel beams and construction method thereof |
| CN114775435B (en) * | 2022-04-29 | 2024-02-23 | 山东大学 | Self-stress bridge continuous structure based on simply supported steel beam and construction method thereof |
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Application publication date: 20211130 |