Water passing combined structure of land-saving road and canal

Abstract

The utility model provides a kind of land-saving type road and canal combined water passing combination structure, it is related to the technical field of highway engineering, including box culvert supporting member, retaining wall side ditch component, concrete pavement component and highway component, one side of retaining wall side ditch component is equipped with highway component, and one side of retaining wall side ditch component away from highway component is equipped with concrete pavement component;Box culvert supporting member is located at the side of retaining wall side ditch component away from highway component, and box culvert supporting member is supported at the bottom of concrete pavement component.The utility model alleviates the technical problem that the existing technology exists simultaneously with the road and canal improvement will occupy large land, and then cause land resource waste and engineering progress slow.

Description

Technical Field

[0001] This utility model relates to the technical field of highway engineering, specifically to a land-saving road-ditch combined water passage structure. Background Technology

[0002] With the continuous increase in road traffic volume, the capacity of some existing roads is insufficient to meet the growing traffic demand, necessitating the reconstruction and expansion of existing roads.

[0003] Highway reconstruction and expansion projects occupy land; after road widening and reconstruction, three modifications must be considered; when the highway passes through villages and towns, the route may encroach on village roads and irrigation ditches; refer to Figure 1 During construction, it needs to be restored and moved to the outside of the highway, which will require the use of land.

[0004] Therefore, highway expansion often involves land occupation, making it impossible to reduce the land area while ensuring the functions of road and canal reconstruction, thus resulting in waste of land resources and technical problems that slow down the progress of the project. Utility Model Content

[0005] The purpose of this utility model is to provide a land-saving road-ditch combined water passage structure to alleviate the technical problems in the prior art that occupy a large amount of land while modifying roads and ditches, thus causing waste of land resources and slow progress of projects.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] In the first aspect, this utility model provides a land-saving road-ditch combined water-passing structure, including a box culvert support component, a retaining wall side ditch component, a concrete pavement component and a highway component. The highway component is provided on one side of the retaining wall side ditch component, and the concrete pavement component is provided on the side of the retaining wall side ditch component away from the highway component.

[0008] The box culvert support member is located on the side of the retaining wall ditch member away from the highway member, and the box culvert support member is supported at the bottom of the concrete pavement member.

[0009] Furthermore, the retaining wall and ditch component includes a cantilever retaining wall and a roadbed ditch, with the highway component provided on one side of the cantilever retaining wall, and the cantilever retaining wall connected to the roadbed ditch;

[0010] The concrete pavement component is provided at the end of the roadbed ditch away from the cantilever retaining wall.

[0011] Furthermore, the cantilever retaining wall includes a vertical plate and a base plate, wherein the vertical plate is connected to the upper surface of the base plate in a vertical direction;

[0012] One side of the upright plate is set as an inclined first connecting surface, and the first connecting surface is connected to the highway component;

[0013] The upright plate is positioned opposite the first connecting surface as a second connecting surface, and the second connecting surface is connected to the roadbed side ditch to form the roadbed side ditch;

[0014] The base plate is provided with a support surface, which is supported at the bottom of the roadbed ditch.

[0015] Furthermore, the retaining wall ditch component also includes a second crushed stone cushion layer and multiple cement mixing piles, with the second crushed stone cushion layer located at the bottom of the cantilever retaining wall;

[0016] The cement mixing piles are distributed vertically and are supported at the bottom of the second crushed stone cushion layer.

[0017] Furthermore, the culvert support component includes a water-passing culvert and a support assembly, the support assembly being supported at the bottom of the water-passing culvert;

[0018] One end of the water-passing box culvert is connected to the retaining wall side ditch component, and the top of the water-passing box culvert is connected to the concrete pavement component.

[0019] Furthermore, a first backfill soil portion is filled between the water passage culvert and the retaining wall side ditch component.

[0020] Furthermore, a second backfill section is provided on the side of the culvert opposite to the first backfill section.

[0021] Furthermore, the support assembly includes a concrete cushion layer, a first crushed stone cushion layer, and a curing layer, wherein the concrete cushion layer is laid at the bottom of the water-passing culvert;

[0022] The first crushed stone cushion layer is laid at the bottom of the concrete cushion layer, and the bottom of the first crushed stone cushion layer is provided with the curing layer.

[0023] Furthermore, the concrete pavement component includes a concrete pavement, a crushed stone base course, and a first roadbed fill, wherein the first roadbed fill is laid at the bottom of the crushed stone base course, and the concrete pavement is laid at the top of the crushed stone base course.

[0024] One end of the concrete pavement is laid on top of the box culvert support member, and the concrete pavement is connected to the retaining wall side ditch member.

[0025] Furthermore, the highway component includes a highway pavement and a second roadbed fill, with the highway pavement laid on top of the second roadbed fill;

[0026] Both the road surface and the second roadbed fill are connected to the retaining wall ditch component.

[0027] This utility model can achieve the following beneficial effects:

[0028] This utility model provides a land-saving road-ditch combined water passage structure, including a box culvert support component, a retaining wall side ditch component, a concrete pavement component, and a highway component. The highway component is provided on one side of the retaining wall side ditch component, and the concrete pavement component is provided on the side of the retaining wall side ditch component away from the highway component. The box culvert support component is located on the side of the retaining wall side ditch component away from the highway component, and the box culvert support component is supported on the bottom of the concrete pavement component.

[0029] In this utility model, one side of the highway component is sloped by the box culvert support component, and the retaining wall side ditch component includes the side of the roadbed ditch, so that the highway component is close to the roadbed side ditch; while the concrete pavement component is located on the other side of the box culvert support component, so that after the road and ditch are modified, the highway component can be close to the roadbed side ditch, and the highway component, box culvert support component, retaining wall side ditch component and concrete pavement component are arranged adjacent to each other.

[0030] Compared with the prior art, the land-saving road-ditch combined water-passing structure provided by this utility model avoids the waste of land resources and effectively improves the progress of the project by setting up the road components, box culvert support components, retaining wall side ditch components and concrete pavement components adjacent to each other.

[0031] In summary, this utility model at least alleviates the technical problems existing in the prior art, such as the large amount of land occupied during road and canal relocation, which leads to waste of land resources and slow project progress. Attached Figure Description

[0032] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0033] Figure 1 Cross-sectional view of road and canal relocation projects along existing highways;

[0034] Figure 2 This is a cross-sectional view of the land-saving road-ditch combined water-passing structure provided in this embodiment;

[0035] Figure 3 This is a schematic diagram of the cantilever retaining wall of the land-saving road-ditch combined water-passing structure provided in this embodiment.

[0036] Icons: 1-Box culvert support component; 11-Water-passing box culvert; 12-Support assembly; 121-Concrete cushion layer; 122-First crushed stone cushion layer; 123-Curing layer; 13-First backfill section; 14-Second backfill section; 2-Retaining wall and side ditch component; 21-Cantilever retaining wall; 211-First connecting surface; 212-Second connecting surface; 213-Supporting surface; 22-Roadbed side ditch; 23-Second crushed stone cushion layer; 24-Cement mixing pile; 3-Concrete pavement component; 31-Concrete pavement; 32-Crushed stone base course; 33-First roadbed fill; 4-Highway component; 41-Highway pavement; 42-Second roadbed fill; 5-Support steel sheet pile. Detailed Implementation

[0037] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0038] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0039] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0040] In the description of this utility model, it should be noted that the terms "upper," "lower," "vertical," "horizontal," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the utility model product is in use. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first," "second," and "third," etc., are only used to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0041] Furthermore, terms such as "horizontal" and "vertical" do not imply that components must be absolutely horizontal or suspended, but rather that they can be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal than "vertical," not that the structure must be completely horizontal, but can be slightly tilted.

[0042] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," and "connect" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0043] The following detailed description, in conjunction with the accompanying drawings, outlines some embodiments of the present invention. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0044] Example 1

[0045] This embodiment provides a land-saving road-ditch combined water passage structure, referring to... Figure 2 The land-saving road-ditch combined water-passing structure includes a box culvert support component 1, a retaining wall side ditch component 2, a concrete pavement component 3, and a highway component 4. The highway component 4 is provided on one side of the retaining wall side ditch component 2, and the concrete pavement component 3 is provided on the side of the retaining wall side ditch component 2 away from the highway component 4. The box culvert support component 1 is located on the side of the retaining wall side ditch component 2 away from the highway component 4, and the box culvert support component 1 is supported on the bottom of the concrete pavement component 3.

[0046] This utility model embodiment at least alleviates the technical problems existing in the prior art, such as the large amount of land occupied during road and canal relocation, which leads to waste of land resources and slow progress of projects.

[0047] In this embodiment of the utility model, one side of the highway component 4 is sloped by the box culvert support component 1, and the retaining wall side ditch component 2 includes the side of the roadbed ditch, so that the highway component 4 is close to the roadbed side ditch; while the concrete pavement component 3 is located on the other side of the box culvert support component 1, so that after the road and ditch are modified, the highway component 4 can be close to the roadbed side ditch, and the highway component 4, the box culvert support component 1, the retaining wall side ditch component 2 and the concrete pavement component 3 are arranged adjacent to each other.

[0048] Compared with the prior art, the land-saving road-ditch combined water-passing structure provided in this utility model embodiment avoids the waste of land resources and effectively improves the project progress speed by arranging the highway component 4, box culvert support component 1, retaining wall side ditch component 2 and concrete pavement component 3 adjacently.

[0049] In an optional implementation of this embodiment, refer to Figure 2 The retaining wall and ditch component 2 includes a cantilever retaining wall 21 and a roadbed ditch 22. A road component 4 is provided on one side of the cantilever retaining wall 21, and the cantilever retaining wall 21 is connected to the roadbed ditch 22. A concrete pavement component 3 is provided at the end of the roadbed ditch 22 away from the cantilever retaining wall 21.

[0050] Specifically: the cantilever retaining wall 21 is used to separate the roadbed side ditch 22 from the highway component 4, and the top of the cantilever retaining wall 21 is flush with the highway component 4, while the roadbed side ditch 22 forms a U-shaped ditch between the two after being connected to the cantilever retaining wall 21.

[0051] Furthermore, referring to Figure 2 and Figure 3 The cantilever retaining wall 21 includes a vertical plate and a base plate. The vertical plate is connected to the upper surface of the base plate in a vertical direction. One side of the vertical plate is set as an inclined first connecting surface 211, which is connected to the highway component 4. The vertical plate is set as a second connecting surface 212 away from the first connecting surface 211, which is connected to the roadbed side ditch 22 to form the roadbed side ditch. The base plate is provided with a support surface 213, which is supported at the bottom of the roadbed side ditch 22.

[0052] Specifically: the cross-section of the first connecting surface 211 is an inverted T-shaped structure. The T-shaped structure includes a base plate and a vertical plate connected to the base plate. One side of the vertical plate is inclined and connected to the highway component 4, and the top of the vertical plate is flush with the top surface of the highway component 4, that is, the top of the vertical plate serves as the outer edge of the highway component 4. The other side of the vertical plate is connected to the roadbed ditch 22 and forms a U-shaped roadbed ditch with the roadbed ditch 22. The base plate is used to support the bottom of the roadbed ditch 22.

[0053] In an optional implementation of this embodiment, refer to Figure 2 The retaining wall side ditch component 2 also includes a second crushed stone cushion layer 23 and multiple cement mixing piles 24. The second crushed stone cushion layer 23 is located at the bottom of the cantilever retaining wall 21. The multiple cement mixing piles 24 are distributed vertically and are supported at the bottom of the second crushed stone cushion layer 23.

[0054] Specifically: multiple cement mixing piles 24 are buried vertically underground, and each cement mixing pile 24 has a diameter of 1m, the spacing between adjacent cement mixing piles 24 is 1.3m, and the length of each pile is 12m. The second crushed stone cushion layer 23 set at the bottom of the cantilever retaining wall 21 is a graded crushed stone cushion layer.

[0055] In an optional implementation of this embodiment, refer to Figure 2 The box culvert support component 1 includes a water-passing box culvert 11 and a support assembly 12, with the support assembly 12 supporting the bottom of the water-passing box culvert 11; one end of the water-passing box culvert 11 is connected to the retaining wall side ditch component 2, and the top of the water-passing box culvert 11 is connected to the concrete pavement component 3.

[0056] Specifically: the top of the support component 12 is provided with a water passage box culvert 11, and both sides of the support component 12 are vertically supported with sheet piles 5 during construction; the water passage box culvert 11 is a cuboid structure with a height and width of 2m, and the top plate of the water passage box culvert 11 is 34cm thick, the side wall is 32cm thick, and the water passage box culvert 11 is made of C35 reinforced concrete.

[0057] Furthermore, referring to Figure 2 The space between the water culvert 11 and the retaining wall ditch component 2 is filled with the first backfill soil part 13.

[0058] Specifically: After the construction of the water-passing box culvert 11 is completed, before the corresponding support sheet piles 5 are pulled out, self-compacting solidified soil is filled between the water-passing box culvert 11 and the retaining wall side ditch component 2 to form the first backfill soil part 13.

[0059] Furthermore, referring to Figure 2 A second backfill section 14 is provided on the side of the water culvert 11 away from the first backfill section 13.

[0060] Specifically: After the construction of the water-passing box culvert 11 is completed, before the steel sheet piles 5 supporting the other side of the water-passing box culvert 11 can be pulled out, self-compacting solidified soil is filled between the water-passing box culvert 11 and the steel sheet piles 5 to form the second backfill soil section 14.

[0061] In an optional implementation of this embodiment, refer to Figure 2 The support component 12 includes a concrete cushion layer 121, a first crushed stone cushion layer 122, and a curing layer 123. The concrete cushion layer 121 is laid at the bottom of the water passage box culvert 11; the first crushed stone cushion layer 122 is laid at the bottom of the concrete cushion layer 121, and the bottom of the first crushed stone cushion layer 122 is provided with a curing layer 123.

[0062] Specifically: The bottom of the water-passing box culvert 11 is constructed with a 10cm thick C30 concrete cushion layer 121, and a 30cm thick first crushed stone cushion layer 122 is placed at the bottom of the concrete cushion layer 121. The first crushed stone cushion layer 122 is a graded crushed stone cushion layer, and a solidified layer 123 is formed at the bottom of the first crushed stone cushion layer 122 by in-situ solidification treatment. The solidified soil used in the solidified layer 123 is mainly composed of raw soil and solidifying agent. The solidifying agent mainly consists of cement and external agents such as early-strength agents and flocculants, with a dosage of 15-25%. The solidifying agent is a slurry with a dosage of 6-8%, and its main components include cement, fly ash, slag powder, and a small amount of stabilizer.

[0063] In an optional implementation of this embodiment, refer to Figure 2 The concrete pavement component 3 includes a concrete pavement 31, a crushed stone base 32, and a first roadbed fill 33. The bottom of the crushed stone base 32 is covered with the first roadbed fill 33, and the top of the crushed stone base 32 is covered with the concrete pavement 31. One end of the concrete pavement 31 is laid on the top of the box culvert support component 1, and the concrete pavement 31 is connected to the retaining wall side ditch component 2.

[0064] Specifically: Concrete pavement 31 is a road resurfacing pavement with a width of 8m. Part of the bottom of concrete pavement 31 is a water culvert 11, and part is a conventional roadbed. A settlement joint is set between the two parts of the pavement. The settlement joint is located in the middle of the pavement and has a width of 1-2cm. Waterproof materials such as asphalt hemp fiber can be filled into this settlement joint.

[0065] In an optional implementation of this embodiment, refer to Figure 2 The highway component 4 includes a highway pavement 41 and a second roadbed fill 42. The highway pavement 41 is laid on top of the second roadbed fill 42. Both the highway pavement 41 and the second roadbed fill 42 are connected to the retaining wall ditch component 2.

[0066] Specifically: the road surface 41 is laid on top of the second roadbed fill 42 so that the road surface 41 is flush with the top of the cantilever retaining wall 21.

[0067] Finally, it should be noted that the various embodiments in this specification are described in a progressive manner, with each embodiment focusing on the differences from other embodiments. Similar or identical parts between embodiments can be referred to mutually. The above embodiments in this specification are only used to illustrate the technical solutions of this utility model, and not to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some or all of the technical features. These modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the various embodiments of this utility model.

Claims

1. A land-saving road-ditch combined water-passing structure, characterized in that, It includes a box culvert support component (1), a retaining wall side ditch component (2), a concrete pavement component (3) and a highway component (4). The highway component (4) is provided on one side of the retaining wall side ditch component (2), and the concrete pavement component (3) is provided on the side of the retaining wall side ditch component (2) away from the highway component (4). The box culvert support member (1) is located on the side of the retaining wall ditch member (2) away from the highway member (4), and the box culvert support member (1) is supported at the bottom of the concrete pavement member (3).

2. The land-saving road-ditch combined water-passing structure according to claim 1, characterized in that, The retaining wall and ditch component (2) includes a cantilever retaining wall (21) and a roadbed ditch (22). The highway component (4) is provided on one side of the cantilever retaining wall (21), and the cantilever retaining wall (21) is connected to the roadbed ditch (22). The concrete pavement component (3) is provided at the end of the roadbed ditch (22) away from the cantilever retaining wall (21).

3. The land-saving road-ditch combined water-passing structure according to claim 2, characterized in that, The cantilever retaining wall (21) includes a vertical plate and a bottom plate, wherein the vertical plate is connected to the upper surface of the bottom plate in the vertical direction; One side of the upright plate is set as an inclined first connecting surface (211), and the first connecting surface (211) is connected to the highway component (4); The upright plate is positioned opposite the first connecting surface (211) as a second connecting surface (212), and the second connecting surface (212) is connected to the roadbed side ditch (22) to form the roadbed side ditch; The base plate is provided with a support surface (213), which is supported at the bottom of the roadbed side ditch (22).

4. The land-saving road-ditch combined water-passing structure according to claim 2, characterized in that, The retaining wall side ditch component (2) also includes a second crushed stone cushion layer (23) and multiple cement mixing piles (24), wherein the second crushed stone cushion layer (23) is located at the bottom of the cantilever retaining wall (21); The multiple cement mixing piles (24) are distributed vertically and are supported at the bottom of the second crushed stone cushion layer (23).

5. The land-saving road-ditch combined water-passing structure according to claim 1, characterized in that, The box culvert support member (1) includes a water-passing box culvert (11) and a support assembly (12), wherein the support assembly (12) is supported at the bottom of the water-passing box culvert (11); One end of the water-passing box culvert (11) is connected to the retaining wall side ditch component (2), and the top of the water-passing box culvert (11) is connected to the concrete pavement component (3).

6. The land-saving road-ditch combined water-passing structure according to claim 5, characterized in that, The first backfill soil section (13) is filled between the water passage culvert (11) and the retaining wall side ditch component (2).

7. The land-saving road-ditch combined water-passing structure according to claim 6, characterized in that, The water culvert (11) has a second backfill section (14) on the side opposite to the first backfill section (13).

8. The land-saving road-ditch combined water-passing structure according to claim 5, characterized in that, The support assembly (12) includes a concrete cushion layer (121), a first crushed stone cushion layer (122), and a curing layer (123), wherein the concrete cushion layer (121) is laid at the bottom of the water passage box culvert (11); The first crushed stone cushion layer (122) is laid at the bottom of the concrete cushion layer (121), and the bottom of the first crushed stone cushion layer (122) is provided with the curing layer (123).

9. The land-saving road-ditch combined water-passing structure according to claim 1, characterized in that, The concrete pavement component (3) includes a concrete pavement (31), a crushed stone base (32) and a first roadbed fill (33). The bottom of the crushed stone base (32) is covered with the first roadbed fill (33), and the top of the crushed stone base (32) is covered with the concrete pavement (31). One end of the concrete pavement (31) is laid on top of the box culvert support member (1), and the concrete pavement (31) is connected to the retaining wall side ditch member (2).

10. The land-saving road-ditch combined water-passing structure according to claim 1, characterized in that, The highway component (4) includes a highway pavement (41) and a second roadbed fill (42), with the highway pavement (41) laid on top of the second roadbed fill (42). The road surface (41) and the second roadbed fill (42) are both connected to the retaining wall side ditch component (2).

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