CN112900272A - Efficient bridge construction method - Google Patents
Efficient bridge construction method Download PDFInfo
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- CN112900272A CN112900272A CN202110071848.3A CN202110071848A CN112900272A CN 112900272 A CN112900272 A CN 112900272A CN 202110071848 A CN202110071848 A CN 202110071848A CN 112900272 A CN112900272 A CN 112900272A
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- 238000010276 construction Methods 0.000 title claims abstract description 36
- 238000012856 packing Methods 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 239000004567 concrete Substances 0.000 claims abstract description 8
- 239000010426 asphalt Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims abstract description 5
- 239000000945 filler Substances 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000005242 forging Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000010865 sewage Substances 0.000 description 6
- 238000009417 prefabrication Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000035699 permeability Effects 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
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Classifications
-
- 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
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; 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
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
-
- 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
-
- 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
- E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
-
- 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
-
- 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
- E01D2101/30—Metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a bridge high-efficiency construction method, belonging to the technical field of bridge construction, and the bridge high-efficiency construction method comprises the following specific construction methods: firstly, a pair of frame beams is erected; then erecting a plurality of segmental plates between a pair of frame beams, and splicing the two segmental plates; installing a side plate on the side surface of the frame beam, and clamping the side plate with the frame beam; installing and fixing the side plates and the segment plates; repairing the gap, paving a packing layer on the surface of the segment plate, and paving the packing layer to ensure that the thickness of the packing layer is matched with an end cover at the top end of the fixing bolt, wherein the packing layer is prepared by mixing coarse aggregate and porous concrete; after the packing layer is solidified, a permeable roadbed is paved on the packing layer, the permeable roadbed is made of permeable asphalt materials, the bridge frames are erected on the steel beams in multiple stages to be spliced in a sliding mode, the prefabricated bridge plates are spliced quickly, and the prefabricated bridge plates have high stability and drainage performance after being spliced.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a high-efficiency bridge construction method.
Background
Constructing a bridge according to the design content; mainly refers to the contents of bridge construction technology, construction organization, construction management, construction quality and the like.
The bridge construction method includes the steps of dividing the bridge superstructure into a plurality of standard sections, assembling the standard sections on the bridge substructure sequentially by blocks on site by using special assembling equipment such as a bridge girder erection machine and the like after the matched prefabrication of a prefabrication site is finished, applying prestress to form an integral structure, and performing span-by-span propulsion and span-by-span assembling along a preset installation direction. The connection method includes two kinds, one is a dry splicing method adopting professional concrete binder for bonding, and the second is a method adopting a falsework for pouring connection concrete for reserving connection steel bars, which is called a wet splicing method. Here, the wet-splicing construction is mainly referred to.
However, the existing segment prefabrication and assembly construction is commonly used for large bridges, the construction process is slow, the segment prefabrication and assembly construction process is not commonly used for small and medium-sized bridges, and the bridges obtained by the segment prefabrication and assembly construction process have strong integrity and bearing performance, so that an efficient construction method for the small and medium-sized bridges is needed at present.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide an efficient bridge construction method, which can realize sliding splicing by erecting a bridge on a steel beam at multiple stages, realize quick splicing of prefabricated bridge plates and has higher stability and drainage performance after splicing.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
The efficient bridge construction method comprises the following specific construction methods:
s1, firstly, erecting a pair of frame beams;
s2, erecting a plurality of segment plates between a pair of frame beams, and splicing the two segment plates;
s3, mounting a side plate on the side surface of the frame beam, and clamping the side plate with the frame beam;
s4, installing and fixing the side plates and the segment plates;
s5, repairing the gap, and paving a filler layer on the surface of the segment plate;
and S6, paving a permeable roadbed on the filler layer after the filler layer is solidified.
The efficient construction method of the bridge comprises a bridge combined structure, wherein the combined structure comprises segment plates, frame beams are arranged at two ends of each segment plate, a plurality of uniformly distributed expansion rods are fixedly connected to one ends, far away from the segment plates, of the frame beams, side plates are connected between the expansion rods, an intermediate piece is arranged between every two adjacent segment plates and is inserted between the two segment plates, a pair of fixing bolts is inserted between the two ends of each segment plate, two pairs of insertion holes matched with the fixing bolts are formed in the top end of the intermediate piece in a chiseled mode, two pairs of clamping bolts matched with the fixing bolts are fixedly connected to the lower end of the intermediate piece, a packing layer is paved on each segment plate, a strip-shaped groove matched with the thickness of the packing layer is formed in one end, close to the segment plates, of each side plate, a permeable roadbed is paved on each segment plate, and a triangular reinforcing frame is connected between each permeable roadbed and each side plate, can realize erecting the bridge through a plurality of stages and sliding the concatenation on the girder steel, realize the quick concatenation of prefabricated bridge plate, and have higher stability and drainage performance after the concatenation.
Further, the clamping bolt and the middle piece are integrally made of a steel forging.
Further, the gim peg includes the plug main part, the top fixedly connected with end cover of plug main part, the bottom of plug main part open chisel have with the card bolt assorted slot, plug main part and end cover are made by the stainless steel integration, the cladding has waterproof rubber layer on the end cover, and it is fixed with two prefabricated section panel screen concatenations through the gim peg.
Furthermore, the thickness of the packing layer is matched with the end cover at the top end of the fixing bolt, and the packing layer is made by mixing coarse aggregate and porous concrete, so that the water on the road surface is guaranteed to be discharged to the surface of the segment plate.
Furthermore, slopes are arranged at two ends of the upper surface of the segment plate, the inclination angle of each slope is 15-20 ℃, and water flow can flow to the side plate and enter the drain holes in the side plate for draining.
Furthermore, a plurality of drain holes which are uniformly distributed are drilled at the bottom end of the inner wall of the strip-shaped groove, and a plurality of biological filter blocks are fixedly connected in the drain holes to filter sewage so as to prevent the sewage discharged by the bridge floor from influencing organisms or pedestrians under the bridge.
Furthermore, the permeable roadbed is made of permeable asphalt materials, so that the roadbed of the bridge has certain water permeability.
Furthermore, the side plates and the segment plates are all integrally cast by reinforced concrete.
Furthermore, the thickness of the permeable roadbed is 3-5cm, and the thickness of the filler layer is 5-10 cm.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme can realize erecting through a plurality of stages bridge beam and sliding the concatenation on the girder steel, realizes the quick concatenation of prefabricated bridge plate, and has higher stability and drainage performance after the concatenation.
(2) The gim peg includes the plug main part, the top fixedly connected with end cover of plug main part, the bottom of plug main part open chisel have with the card bolt assorted slot, plug main part and end cover are made by the stainless steel integration, the cladding has waterproof rubber layer on the end cover, it is fixed with two prefabricated section board screen concatenations through the gim peg.
(3) The thickness of the packing layer is matched with the end cover at the top end of the fixing bolt, and the packing layer is made by mixing coarse aggregate and porous concrete, so that the water on the road surface is ensured to be discharged to the surface of the segment plate. The permeable roadbed is made of permeable asphalt materials, so that the roadbed of the bridge has certain water permeability, slopes are arranged at two ends of the upper surface of the segment plate, the inclination angles of the slopes are 15-20 ℃, and water flow can flow to the side plates and enter the drain holes in the side plates for draining.
(4) The bottom end of the inner wall of the strip-shaped groove is provided with a plurality of uniformly distributed drain holes, a plurality of biological filter blocks are fixedly connected in the drain holes, sewage is filtered, and the influence of the sewage discharged by the bridge floor on the organisms or pedestrians under the bridge is prevented.
Drawings
FIG. 1 is a perspective view of a bridge composite structure of the present invention;
FIG. 2 is an exploded view of a portion of the bridge assembly of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a cross-sectional view of the present invention;
fig. 5 is a schematic view of the structure at a in fig. 4.
The reference numbers in the figures illustrate:
1-segment plate, 2-frame beam, 3-side plate, 4-intermediate piece, 401-clamping bolt, 5-fixing bolt, 501-bolt main body, 502-end cover, 6-center beam, 7-permeable roadbed and 8-triangular reinforcing frame.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate medium, and can be communication inside the model adapting element. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-3, a specific construction method of a bridge is as follows:
s1, firstly, erecting a pair of frame beams 2, adjusting the distance between the pair of frame beams 2, and attaching the side walls protruding from the lower ends of the segment plates 1 to the pair of frame beams 2;
s2, erecting a plurality of segment plates 1 between a pair of frame beams 2, splicing the two segment plates 1, fixing an intermediate piece 4 with one segment plate 1 through a pair of fixing bolts 5 in the splicing process, then sliding the segment plates 1 on the pair of frame beams 2 to enable the two segment plates 1 to be in butt joint, then fixing the other segment plate 1 with the intermediate piece 4 through the other pair of fixing bolts 5, and rapidly splicing the segment plates 1 through splicing the segment plates 1 on the sliding frame beams 2 to realize rapid construction;
s3, mounting the side plate 3 on the side surface of the frame beam 2, and clamping the side plate 3 with the expansion column 201 on the frame beam 2;
s4, installing and fixing the side plate 3 and the segment plate 1;
s5, repairing gaps, namely repairing gaps between two segment plates 1 and between the segment plates 1 and the side plates 3 by using concrete, and paving a filler layer 6 on the surfaces of the segment plates 1;
and S6, paving the permeable roadbed 7 on the filler layer 6 after the filler layer 6 is solidified.
Referring to fig. 2-4, a high-efficiency construction method for a bridge comprises a bridge composite structure, the composite structure comprises segment plates 1, frame beams 2 are arranged at two ends of each segment plate 1, one end, far away from the segment plates 1, of each frame beam 2 is fixedly connected with a plurality of uniformly distributed expansion rods 201, side plates 3 are connected between the expansion rods 201, an intermediate part 4 is arranged between every two adjacent segment plates 1, the intermediate part 4 is inserted between the two segment plates 1, two ends of each segment plate 1 are respectively inserted with a pair of fixing bolts 5, two pairs of insertion holes matched with the fixing bolts 5 are formed in the top end of the intermediate part 4, two pairs of clamping bolts 401 matched with the fixing bolts 5 are fixedly connected to the lower end of the intermediate part 4, the clamping bolts 401 and the intermediate part 4 are integrally made of steel forgings, and the side plates 3 and the segment plates 1 are integrally cast by reinforced concrete.
Referring to fig. 2-5, a packing layer 6 is laid on the segment plate 1, a strip-shaped groove matched with the thickness of the packing layer 6 is chiseled at one end of the side plate 3 close to the segment plate 1, slopes are arranged at two ends of the upper surface of the segment plate 1, the inclination angle of the slopes is 15-20 ℃, and water flow can flow to the side plate 3 and enter the drain holes on the side plate 3 for draining. A plurality of evenly distributed drain holes are drilled at the bottom end of the inner wall of the strip-shaped groove, a plurality of biological filter blocks 301 are fixedly connected in the drain holes, sewage is filtered, and the influence of the sewage discharged by the bridge floor on organisms or pedestrians under the bridge is prevented.
Referring to fig. 3-5, the thickness of the packing layer 6 is matched with the end cap at the top end of the fixing bolt 5, and the packing layer 6 is made by mixing coarse aggregate and porous concrete, so as to ensure that water on the road surface is drained to the surface of the segment plate 1. A permeable roadbed 7 is paved on the packing layer 6, the permeable roadbed 7 is made of permeable asphalt materials, so that the roadbed of the bridge has certain water permeability, a triangular reinforcing frame 8 is connected between the permeable roadbed 7 and the side plates 3, the thickness of the permeable roadbed 7 is 3-5cm, and the thickness of the packing layer 6 is 5-10 cm.
Referring to fig. 4-5, the fixing bolt 5 includes a bolt body 501, an end cap 502 is fixedly connected to the top end of the bolt body 501, a slot matched with the fastening bolt 401 is drilled at the bottom end of the bolt body 501, the bolt body 501 and the end cap 502 are integrally made of stainless steel, the end cap 502 is covered with a waterproof rubber layer, and the two prefabricated segment plates 1 are spliced and fixed by the fixing bolt 5.
This scheme can realize erecting through a plurality of stages bridge beam and sliding the concatenation on the girder steel, realizes the quick concatenation of prefabricated bridge plate, and has higher stability and drainage performance after the concatenation.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (10)
1. The efficient bridge construction method is characterized by comprising the following steps: the specific construction method comprises the following steps:
s1, firstly, erecting a pair of frame beams (2);
s2, erecting a plurality of segment plates (1) between a pair of frame beams (2), and splicing the two segment plates (1);
s3, mounting the side plate (3) on the side surface of the frame beam (2) to clamp the side plate (3) with the frame beam (2);
s4, installing and fixing the side plate (3) and the segment plate (1);
s5, repairing the gap, and paving a filler layer (6) on the surface of the segment plate (1);
and S6, paving a permeable roadbed (7) on the filler layer (6) after the filler layer (6) is solidified.
2. The efficient construction method of bridges according to claim 1, comprising a bridge composite structure comprising segmental plates (1), characterized in that: the section plate comprises section plates (1), wherein two ends of each section plate (1) are respectively provided with a frame beam (2), one end of each frame beam (2) far away from each section plate (1) is fixedly connected with a plurality of uniformly distributed expansion rods (201), a side plate (3) is connected between the expansion rods (201), an intermediate piece (4) is arranged between every two adjacent section plates (1), the intermediate piece (4) is inserted between the two section plates (1), two ends of each section plate (1) are respectively inserted with a pair of fixing bolts (5), the top end of each intermediate piece (4) is provided with two pairs of insertion holes matched with the fixing bolts (5), the lower end of each intermediate piece (4) is fixedly connected with two pairs of clamping bolts (401) matched with the fixing bolts (5), a packing layer (6) is paved on each section plate (1), one end of each side plate (3) close to each section plate (1) is provided with a strip-shaped groove matched with the thickness of each fixing bolt (6), the packing layer (6) upper berth is equipped with permeable road bed (7), be connected with triangle reinforcing frame (8) between permeable road bed (7) and sideboard (3).
3. The efficient bridge construction method according to claim 1, wherein: the clamping bolt (401) and the middle piece (4) are integrally made of steel forgings.
4. The efficient bridge construction method according to claim 1, wherein: the fixing bolt (5) comprises a bolt main body (501), the top end of the bolt main body (501) is fixedly connected with an end cover (502), a slot matched with the clamping bolt (401) is formed in the bottom end of the bolt main body (501) in a chiseled mode, the bolt main body (501) and the end cover (502) are integrally made of stainless steel, and the end cover (502) is coated with a waterproof rubber layer.
5. The efficient bridge construction method according to claim 1, wherein: the thickness of the packing layer (6) is matched with the end cover at the top end of the fixing bolt (5), and the packing layer (6) is prepared by mixing coarse aggregate and porous concrete.
6. The efficient bridge construction method according to claim 1, wherein: slopes are arranged at two ends of the upper surface of the segment plate (1), and the inclination angle of each slope is 15-20 ℃.
7. The efficient bridge construction method according to claim 1, wherein: a plurality of uniformly distributed drain holes are drilled at the bottom end of the inner wall of the strip-shaped groove, and a plurality of biological filter blocks (301) are fixedly connected in the drain holes.
8. The efficient bridge construction method according to claim 1, wherein: the permeable roadbed (7) is made of permeable asphalt materials.
9. The efficient bridge construction method according to claim 1, wherein: and the segment plates (3) and the segment plates (1) are all integrally cast by reinforced concrete.
10. The efficient bridge construction method according to claim 1, wherein: the thickness of the permeable roadbed (7) is 3-5cm, and the thickness of the filler layer (6) is 5-10 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110071848.3A CN112900272A (en) | 2021-01-19 | 2021-01-19 | Efficient bridge construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110071848.3A CN112900272A (en) | 2021-01-19 | 2021-01-19 | Efficient bridge construction method |
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| Publication Number | Publication Date |
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| CN112900272A true CN112900272A (en) | 2021-06-04 |
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| CN202110071848.3A Withdrawn CN112900272A (en) | 2021-01-19 | 2021-01-19 | Efficient bridge construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113832849A (en) * | 2021-08-31 | 2021-12-24 | 任小强 | Bridge structure of continuous rigid frame steel truss combination |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818481A (en) * | 2010-06-04 | 2010-09-01 | 北京城建道桥建设集团有限公司 | Device for performing incremental launching construction on bridge by using multi-roller sliding ways and construction method thereof |
| CN205821978U (en) * | 2016-07-08 | 2016-12-21 | 苏交科集团股份有限公司 | Precast segment plate slipping and assembling formula composite beam bridge |
| DE202018102249U1 (en) * | 2017-09-07 | 2018-04-27 | Bag Bauartikel Gmbh | Reinforcement system for the concrete lining of the inner shell of a tunnel building |
| CN111206492A (en) * | 2020-03-02 | 2020-05-29 | 上海市城市建设设计研究总院（集团）有限公司 | Transverse segmented prefabricated prestressed concrete bent cap structure and assembling method |
| CN211498345U (en) * | 2019-11-12 | 2020-09-15 | 建华建材（中国）有限公司 | Prefabricated road deck that permeates water |
| CN112064661A (en) * | 2020-09-27 | 2020-12-11 | 浙江中天建筑产业化有限公司 | Novel prefabricated accessory of overpass approach bridge |
-
2021
- 2021-01-19 CN CN202110071848.3A patent/CN112900272A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818481A (en) * | 2010-06-04 | 2010-09-01 | 北京城建道桥建设集团有限公司 | Device for performing incremental launching construction on bridge by using multi-roller sliding ways and construction method thereof |
| CN205821978U (en) * | 2016-07-08 | 2016-12-21 | 苏交科集团股份有限公司 | Precast segment plate slipping and assembling formula composite beam bridge |
| DE202018102249U1 (en) * | 2017-09-07 | 2018-04-27 | Bag Bauartikel Gmbh | Reinforcement system for the concrete lining of the inner shell of a tunnel building |
| CN211498345U (en) * | 2019-11-12 | 2020-09-15 | 建华建材（中国）有限公司 | Prefabricated road deck that permeates water |
| CN111206492A (en) * | 2020-03-02 | 2020-05-29 | 上海市城市建设设计研究总院（集团）有限公司 | Transverse segmented prefabricated prestressed concrete bent cap structure and assembling method |
| CN112064661A (en) * | 2020-09-27 | 2020-12-11 | 浙江中天建筑产业化有限公司 | Novel prefabricated accessory of overpass approach bridge |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113832849A (en) * | 2021-08-31 | 2021-12-24 | 任小强 | Bridge structure of continuous rigid frame steel truss combination |
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Application publication date: 20210604 |