CN221566878U - Wave wall and pressure type drainage box culvert combined structure capable of reducing road surface height filling - Google Patents

Wave wall and pressure type drainage box culvert combined structure capable of reducing road surface height filling Download PDF

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Publication number
CN221566878U
CN221566878U CN202323272130.4U CN202323272130U CN221566878U CN 221566878 U CN221566878 U CN 221566878U CN 202323272130 U CN202323272130 U CN 202323272130U CN 221566878 U CN221566878 U CN 221566878U
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China
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wave wall
box culvert
pressure type
road surface
drainage box
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CN202323272130.4U
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危玉蓉
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Central and Southern China Municipal Engineering Design and Research Institute Co Ltd
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Central and Southern China Municipal Engineering Design and Research Institute Co Ltd
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Abstract

The utility model relates to a wave wall and pressure type drainage box culvert combined structure for reducing road surface filling, which comprises the following components: the pressure type drainage box culvert comprises a box body and a plurality of spatial structures arranged on the box body, the spatial structures are uniformly arranged, large-area riverbed paving is paved on two sides of the box body, the spatial structures and the large-area riverbed paving form an integral combined drainage structure, first wave walls are arranged at two ends of the riverbed paving, a connecting structure is further arranged on the box body, and an integral layer for pouring the connecting structure into a whole is arranged on the upper part of the box body; the structure utilizes the wave wall to form a protective barrier, so that the problem that road surfaces of two banks are required to be lifted after river channel reconstruction is solved; the pressure type drainage box culvert structure is adopted to replace the traditional plate type girder bridge structure, so that the problem that the joint elevation difference between roads and bridges at two ends is too large and the risk that the girder plates and the supports are broken down are solved.

Description

Wave wall and pressure type drainage box culvert combined structure capable of reducing road surface height filling
Technical Field
The utility model relates to the technical field of bridge and culvert engineering, in particular to a wave wall and pressure type drainage box culvert combined structure for reducing road surface filling.
Background
The flood control system mainly has the advantages that the flood control standard is low, flood control and drainage functions are atrophic, flood disasters are frequent and the like in the plain areas of China. The current river comprehensive renovation project generally needs to widen the river and increase the river design flood frequency. Thus, the current roads and river-crossing bridges on both sides of the river may not meet the flood control requirements after the improvement. That is, the modification of both-shore roads and river-crossing bridges is also required.
If the design is carried out according to the design flood frequency of the river channel after improvement, the design elevation of the current road and the river-crossing bridge is correspondingly raised, the local elevation of the road can be caused, the line shape and the surrounding environment landscape of the road are affected, and the engineering cost is increased. Therefore, we propose a wave wall and pressure drainage box culvert combined structure for reducing road surface filling, and combine riverbed paving and box culvert foundation treatment to solve the problems set forth in the above.
Disclosure of utility model
Based on the expression, the utility model provides a wave wall and pressure type drainage box culvert combined structure for reducing road surface filling so as to solve the problems that the risk of the beam slab and the support being washed out and the bridge deck design Gao Chengyuan is higher than the road elevation, so that the joint elevation difference between roads and bridges at two ends is too large.
The technical scheme for solving the technical problems is as follows: wave wall and pressure type drainage box culvert integrated configuration that reduces road surface and fill up includes: bridge floor, pressure formula drainage box culvert, the support stake that bridge floor lower part set gradually, pressure formula drainage box culvert includes the box body, and a plurality of spatial structure that set up on the box body, a plurality of spatial structure evenly arranged arranges, box body both sides tiling has large tracts of land river to be paved with, just box body, spatial structure and large tracts of land the river is paved and is formed whole combination formula drainage structure, river is paved both ends and all is provided with first wave wall, still be provided with connection structure on the box body, box body upper portion be provided with connection structure pours integrative integration layer.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the first wave wall is provided with a mortar anchor rod, the mortar anchor rod is arranged inside the first wave wall, and expansion joints are arranged at intervals of the first wave wall.
Further, the two sides of the bridge deck are provided with sidewalks, the outer sides of the sidewalks are provided with second wave walls and protective barriers, and the protective barriers are arranged on the upper parts of the second wave walls.
Further, the pressure type drainage box culvert further comprises a plain concrete cushion layer, the plain concrete cushion layer is arranged at the lower parts of the supporting piles and the space structure, and the expansion joint is also arranged on the second wave wall.
Further, the expansion joint comprises a copper sheet water stop, an asphalt hemp rope, a polyurethane foam board and asphalt mortar, wherein the copper sheet water stop is of a U-shaped structure, the copper sheet water stop is embedded in the first wave wall and the second wave wall, one end of the asphalt hemp rope is provided with the asphalt mortar, and the other end of the asphalt hemp rope is provided with the polyurethane foam board.
Furthermore, the support piles can be reinforced concrete piles or crushed stone sand filled according to geological conditions and compacted.
Further, the river bed paving comprises a gravel pack and a slurry rubble, and the gravel pack is arranged below the slurry rubble.
Further, the connecting structure comprises bracket and access boards, and the integrated layer is poured at the top of the box body and connected into an integral supporting structure.
Further, the upper portion of the integrated layer is provided with a structural layer, and the structural layer is provided with a waterproof layer and an asphalt pavement layer from bottom to top in sequence.
Further, a plurality of expansion joints are arranged on the first wave wall and the second wave wall at intervals, and the asphalt hemp ropes and the polyurethane foam plates are sequentially arranged on the inner sides of the expansion joints; the asphalt mortar is filled in the first wave wall and the second wave-resistant water surface.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
1. The combined structure utilizes the wave wall to form a protective barrier, so that the problem that road surfaces of two banks are required to be lifted after river channel reconstruction is solved;
2. The combined structure adopts a pressure type drainage box culvert structure to replace the traditional plate-type girder bridge structure, solves the problem that the bridge plates and the support are damaged by impact, and the bridge deck design Gao Chengyuan is higher than the road elevation, so that the joint elevation difference between roads and bridges at two ends is too large.
3. The combined structure solves the problem of scouring the upstream and downstream river bottoms of the drainage box culvert by arranging the river bed paving; the foundation treatment can adopt corresponding treatment modes according to different geological conditions; and the combined structure is safe, economical and attractive.
Drawings
FIG. 1 is a schematic elevation view of a combined structure of a wave wall and a pressure type drainage box culvert for reducing road surface filling according to an embodiment of the present utility model;
FIG. 2 is a schematic plan view of a combined structure of a wave wall and a pressure type drainage box culvert for reducing road surface filling according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 4 is a cross-sectional view of a river bank wave wall according to an embodiment of the present utility model;
FIG. 5 is a large view of an expansion joint in an embodiment of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. Supporting piles; 2. paving a river bed; 21. a gravel pack; 22. grouting the rubble; 3. pressure type drainage box culvert; 31. a plain concrete cushion layer; 32. a case body; 33. a bracket; 34. a butt strap; 35. an integration layer; 36. a spatial structure; 4. a wave-resistant structure; 41. a second wave wall; 42. a guard rail; 5. bridge deck; 51. a waterproof layer; 52. an asphalt pavement layer; 53. sidewalk; 6. river bank wave wall; 61. a mortar anchor rod; 62. a first wave wall; 7. an expansion joint; 71. copper sheet water stop; 72. asphalt hemp ropes; 73. a polyurethane foam board; 74. asphalt mortar; 8. the direction of the water flow; 9. water level line is met for 50 years.
Detailed Description
In order that the application may be readily understood, a more complete description of the application will be rendered by reference to the appended drawings. Embodiments of the application are illustrated in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
As used herein, the singular forms "a," "an," and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," and/or the like, specify the presence of stated features, integers, steps, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.
Referring to fig. 1-5, the present utility model provides the following technical solutions: wave wall and pressure type drainage box culvert integrated configuration that reduces road surface and fill up includes: the pressure type drainage box culvert 3 and the support pile 1 are sequentially arranged at the lower part of the bridge deck 5;
The pressure type drainage box culvert 3 comprises a box body 32 and a plurality of space structures 36 arranged on the box body 32, wherein the space structures 36 are uniformly distributed, large-area riverbed paving 2 is paved on two sides of the box body 32, the space structures 36 and the large-area riverbed paving 2 form an integral combined drainage structure, first wave walls 61 are arranged at two ends of the riverbed paving 2, a connecting structure is further arranged on the box body 32, and an integral layer 35 which is formed by pouring the connecting structure into a whole is arranged on the upper portion of the box body 32.
The combined structure can solve the problem that road surfaces of two banks of the river channel are required to be lifted after the river channel is reformed due to the fact that the common bridge deck 5 is designed Gao Chengyuan to be higher than the road elevation and the joint elevation of the roads and the bridges at two ends is too great; the problems of flushing the beam plates and the support, flushing the river bottoms at the upstream and downstream sides of the drainage box culvert and treating the foundation at the bottom of the drainage box culvert are solved; the combined structure is firm, economical and attractive, and can achieve more beneficial use effects.
The first wave wall 61 is provided with a mortar anchor rod 62, the mortar anchor rod 62 is arranged inside the first wave wall 61, and expansion joints 7 are arranged at intervals on the first wave wall 61. That is, the river bank blast wall 6 includes the mortar anchor rods 62, the first blast wall 61, and the first blast wall 61 is a reinforced concrete structure.
Further, sidewalk 53 is arranged on two sides of bridge deck 5, second wave wall 41 and guard rail 42 are arranged on the outer side of sidewalk 53, and guard rail 42 is arranged on the upper portion of second wave wall 41.
The pressure type drainage box culvert 3 further comprises a plain concrete cushion layer 31, the plain concrete cushion layer 31 is arranged at the lower parts of the supporting piles 1 and the space structures 36, and the expansion joints 7 are also arranged on the second wave wall 41. That is, the wave preventing structure 4 arranged on the top of the pressure type drainage box culvert 3 comprises a second wave preventing wall 41, a protective fence 42 and an expansion joint 7; the second wave wall 41 is a reinforced concrete structure.
Referring to fig. 5, the expansion joint 7 includes a copper sheet water stop 71, asphalt hemp 72, a polyurethane foam board 73, and asphalt mortar 74. The polyurethane foam board is made of the existing material, mainly has waterproof and heat-insulating effects, and can also use other waterproof materials.
The expansion joint 7 comprises a copper sheet water stop 71, an asphalt hemp rope 72, a polyurethane foam board 73 and asphalt mortar 74, wherein the copper sheet water stop 71 is of a U-shaped structure, the copper sheet water stop 71 is embedded in the first wave wall 61 and the second wave wall 41, one end of the asphalt hemp rope 72 is provided with the asphalt mortar 74, and the other end of the asphalt hemp rope 72 is provided with the polyurethane foam board 73.
The support piles 1 can be reinforced concrete piles or crushed stone sand filled according to geological conditions and compacted. That is, the foundation treatment can adopt corresponding treatment modes according to different geological conditions. When the geological condition is poor, the river water flow is rapid, the impact force is large, and reinforced concrete piles can be adopted for foundation treatment; when the geology has a weak layer, the foundation treatment can adopt the process of replacing and filling crushed stone sand and compacting; when the geological condition is good, the foundation bearing capacity meets the design requirement, and the box culvert structure can be directly poured on the concrete cushion.
Referring to fig. 1, in order to more clearly describe the technical scheme of the present patent in detail, the present embodiment describes the technical scheme in detail with reference to a four-hole box culvert and a 6.5x2.5m pressure drainage box culvert case; in this embodiment, the support piles 1 are reinforced concrete piles.
The riverbed paving 2 includes a gravel pack 21, a slurry of rubble 22, and the gravel pack 21 is disposed under the slurry of rubble 22. The paving area of the river bed paving 2 can be paved according to the site construction condition.
The connecting structure comprises bracket 33 and access board 34, and the integrated layer 35 is poured on the top of the box body 32 and connected into an integral supporting structure. That is, the structure of the pressure type drainage box culvert 3 comprises a plain concrete cushion layer 31, the pressure type drainage box culvert 3, brackets 33, access plates 34 and an integrated layer 35. The plain concrete cushion 31 is provided at the lower portion of the box body 32.
The bridge deck 5 is provided with a structural layer, and the structural layer is provided with a waterproof layer 51 and an asphalt pavement layer 52 from bottom to top in sequence. That is, the box culvert top deck 5 structure includes the waterproof layer 51, the asphalt pavement layer 52, and the sidewalk 53.
A plurality of expansion joints 7 are arranged on the first wave wall 61 and the second wave wall 41 at intervals, and the asphalt hemp ropes 72 and the polyurethane foam plates 73 are sequentially arranged on the inner sides of the expansion joints 7; the first wave wall 61 and the second wave-resistant water surface 41 are filled with the asphalt mortar 74. The asphalt twine 72, the polyurethane foam board 73, and the asphalt mortar 74 are all existing or on-site mixed construction materials.
In order to facilitate understanding of readers, the embodiment also provides a construction method for reducing the wave wall and pressure type drainage box culvert combined structure filled with the road surface, which comprises the following steps:
S1: according to flood control requirements, determining the section size of the pressure type drainage box culvert 3 and the heights of the first wave wall 61 and the second wave wall 41 according to the river channel width;
S2: when the geological condition is poor, the river water is rapid and the impact force is large, the support piles 1 can be reinforced concrete piles; when a weak layer exists in geology, firstly, replacing and filling crushed stone sand and compacting; when the geological condition is good, the foundation bearing capacity meets the design requirement, and the pressure type drainage box culvert 3 structure can be directly poured on the concrete cushion layer;
S3: the construction of the river bed paving 2 is carried out, wherein the gravel cushion layer 21 is paved firstly, and then the slurry paving stones 22 are paved;
s4: the pressure type drainage box culvert 3 is constructed, and the concrete cushion layer, the box body 32, the bracket 33, the access board 34 and the integrated layer 35 are constructed in sequence;
S5: the second wave wall 41, the bridge deck 5 and the structural layer are constructed, and the second wave wall 41, the protective fence 42, the waterproof layer 51, the pavement 53 and the asphalt pavement layer 52 are constructed in sequence;
S6: the first wave wall 61 is constructed by punching anchor rod holes on the top of the original retaining wall and then constructing the mortar anchor rods 62 and the first wave wall 61.
S7: a plurality of expansion joints 7 are arranged on the first wave wall 61 and the second wave wall 41 at intervals, the expansion joints 7 are constructed, the copper sheet water stop belt 71 is pre-buried, and then the asphalt hemp ropes 72 and the polyurethane foam plates 73 are used for caulking in sequence; the asphalt mortar 74 is adopted to fill gaps on the first wave wall 61 and the second wave-resistant water surface, and the gaps are tightly filled, so that the expansion joint 7 is ensured to be watertight.
The pile foundation for foundation treatment, the pressure type drainage box culvert 3, the bracket 33, the butt strap 34, and the integration layer 35, and the first wave wall 61, the sidewalk 53, and the first wave wall 61 are all made of reinforced concrete.
In the step S7, a plurality of lines are arranged at intervals, that is, the shrinkage joint is arranged along 10 to 15m, and a plurality of lines are arranged along the first and second wave walls 61 and 41 at intervals.
In summary, the combined structure utilizes the first wave wall and the second wave wall to form the protective barrier, so that the problem that road surfaces of two banks of roads need to be lifted after river channel reconstruction is solved; the pressure type drainage box culvert structure is adopted to replace the traditional plate type girder bridge structure, so that the problem that the bridge deck design Gao Chengyuan is higher than the road elevation and the joint elevation difference between roads and bridges at two ends is large is solved; the problem of scouring of the upstream and downstream river bottoms of the drainage box culvert is solved by arranging the river bed paving; the foundation treatment can adopt corresponding treatment modes according to different geological conditions; and the combined structure is safe, economical and attractive.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. Wave wall and pressure type drainage box culvert integrated configuration that reduces road surface and fill up, its characterized in that includes: bridge floor, pressure formula drainage box culvert, the support stake that bridge floor lower part set gradually, pressure formula drainage box culvert includes the box body, and a plurality of spatial structure that set up on the box body, a plurality of spatial structure evenly arranged arranges, box body both sides tiling has large tracts of land river to be paved with, just box body, spatial structure and large tracts of land the river is paved and is formed whole combination formula drainage structure, river is paved both ends and all is provided with first wave wall, still be provided with connection structure on the box body, box body upper portion be provided with connection structure pours integrative integration layer.
2. The combination structure of a wave wall and a pressure type drainage box culvert for reducing road surface filling according to claim 1, wherein the first wave wall is provided with mortar anchor rods, the mortar anchor rods are arranged inside the first wave wall, and expansion joints are arranged at intervals of the first wave wall.
3. The combination structure of a wave wall and a pressure type drainage box culvert for reducing road surface filling according to claim 2, wherein sidewalks are arranged on two sides of the bridge deck, a second wave wall and a protective guard are arranged on the outer side of the sidewalk, and the protective guard is arranged on the upper portion of the second wave wall.
4. The combination structure of a wave wall and a pressure type drainage box culvert for lowering road surface elevation according to claim 3, wherein the pressure type drainage box culvert further comprises a plain concrete cushion layer, the plain concrete cushion layer is arranged at the lower parts of the support piles and the space structure, and the second wave wall is also provided with the expansion joints.
5. The wave wall and pressure type drainage box culvert combined structure for reducing road surface filling according to claim 4, wherein the expansion joint comprises a copper sheet water stop belt, an asphalt hemp rope, a polyurethane foam board and asphalt mortar, the copper sheet water stop belt is of a U-shaped structure, the copper sheet water stop belt is embedded in the first wave wall and the second wave wall, one end of the asphalt hemp rope is provided with the asphalt mortar, and the other end of the asphalt hemp rope is provided with the polyurethane foam board.
6. The combination structure of a wave wall and a pressure type drainage box culvert for reducing road surface filling according to claim 1, wherein the supporting piles can be reinforced concrete piles or crushed stone sand replaced and compacted according to geological conditions.
7. The combination structure of a wave wall and a pressure type drainage box culvert for lowering a road surface elevation according to claim 1, wherein the riverbed pavement comprises a gravel layer and a grout sheet stone, and the gravel layer is arranged below the grout sheet stone.
8. The combination structure of a wave wall and a pressure type drainage box culvert for reducing road surface filling according to claim 1, wherein the connecting structure comprises bracket and a butt strap, and the integrated layer is poured on the top of the box body and connected into an integrated supporting structure.
9. The combination structure of a wave wall and a pressure type drainage box culvert for reducing road surface filling according to claim 1, wherein a structural layer is arranged on the upper portion of the integrated layer, and a waterproof layer and an asphalt road surface layer are sequentially arranged on the structural layer from bottom to top.
10. The combination structure of the wave wall and the pressure type drainage box culvert for reducing the road surface filling according to claim 5, wherein a plurality of expansion joints are arranged on the first wave wall and the second wave wall at intervals, and the asphalt hemp ropes and the polyurethane foam plates are sequentially arranged on the inner sides of the expansion joints; the asphalt mortar is filled in the first wave wall and the second wave-resistant water surface.
CN202323272130.4U 2023-11-30 2023-11-30 Wave wall and pressure type drainage box culvert combined structure capable of reducing road surface height filling Active CN221566878U (en)

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CN202323272130.4U CN221566878U (en) 2023-11-30 2023-11-30 Wave wall and pressure type drainage box culvert combined structure capable of reducing road surface height filling

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Application Number Priority Date Filing Date Title
CN202323272130.4U CN221566878U (en) 2023-11-30 2023-11-30 Wave wall and pressure type drainage box culvert combined structure capable of reducing road surface height filling

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CN221566878U true CN221566878U (en) 2024-08-20

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