CN217298503U

CN217298503U - Municipal construction road structure

Info

Publication number: CN217298503U
Application number: CN202220406770.6U
Authority: CN
Inventors: 张嘉威
Original assignee: Anhui Jianzhu University
Current assignee: Anhui Jianzhu University
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-26
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a municipal construction road structure, including motor way, greenbelt, non-motor way and pavement, the greenbelt is by lower supreme former soil, compaction soil, middle level soil and top layer soil respectively, wherein the left and right sides interval that top layer soil corresponds non-motor way and motor way sets up the grid board, the grid board openly communicates with bottom opening, the interval is equipped with the vertically downcomer simultaneously in the greenbelt, the downcomer runs through middle level soil, in compaction soil extends former soil, the downcomer mouth of pipe is located top layer soil bottom 1/3 degree of depth position. The utility model provides a municipal construction road structure, the structure sets up ingenious and arrange rationally, and the greenbelt is as the partly of traditional drainage, through addding the downcomer, makes the infiltration speed of greenbelt soil part promote to increase the displacement of greenbelt, non-motor way simplifies with the pavement structural layer simultaneously, when satisfying it should have the bearing capacity, compromises its soil water-absorbing capacity, has alleviated the urban waterlogging condition.

Description

Municipal construction road structure

Technical Field

The utility model relates to a road technical field specifically is a municipal construction road structure.

Background

Municipal works are municipal infrastructure construction works. The municipal infrastructure refers to various buildings, structures, equipment and the like which are arranged in the planning and construction range of urban areas and towns (villages) and provide paid or unpaid public products and services for residents based on government responsibilities and obligations. Various public infrastructure construction supporting city life all belong to municipal works category, for example common urban road, bridge, subway, underground pipeline, tunnel, river course, track traffic, sewage treatment, refuse treatment processing etc. engineering, for example various pipelines closely related with life again: rainwater, sewage, water supply, reclaimed water, electric power (parts except red lines), telecommunication, heating power, gas and the like, and construction of squares, urban greening and the like belong to the municipal engineering category.

At present, along with the development of cities, hardened ground occupation of cities is high, rainwater drainage capacity of the cities is reduced, rainwater drainage of roads has important influence on urban waterlogging, rainwater drainage of the traditional roads is only carried out by rainwater wells arranged on motor lanes and non-motor lanes, drainage capacity of the rainwater wells in unit time is limited, the waterlogging condition is easy to occur when the rainfall is large in a short time, and fatal influence is caused on property and life safety of people. Therefore, the inventor provides a municipal construction road structure by combining various factors.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a municipal construction road structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a municipal construction road structure comprises a motor vehicle lane, a green belt, a non-motor vehicle lane and a sidewalk, wherein the motor vehicle lane is respectively provided with an original soil layer, a compacted soil layer, a graded broken stone layer, a cement stabilized broken stone layer and an asphalt layer from bottom to top;

the green belt is respectively composed of raw soil, compacted soil, middle soil and surface soil from bottom to top, wherein the surface soil is provided with grating plates at intervals corresponding to the left side and the right side of the non-motor vehicle lane and the motor vehicle lane, the front surfaces of the grating plates are communicated with the bottom opening, vertical sewer pipes are arranged in the green belt at intervals, the sewer pipes penetrate through the middle soil and the compacted soil and extend into the raw soil, and pipe orifices of the sewer pipes are positioned at the depth position of 1/3 at the bottom of the surface soil;

the non-motor vehicle lane is respectively provided with a base soil layer, a broken stone cushion layer and a surface layer from bottom to top, the broken stone cushion layer is respectively paved with coarse broken stones, fine broken stones and cement from bottom to top, the surface layer is paved with asphalt, and the sidewalk is respectively provided with a soil piling layer, a hardened layer and road bricks from bottom to top.

The green belt is used as a part of traditional drainage, the infiltration speed of the soil part of the green belt is increased by additionally arranging the sewer pipe, thereby increasing the drainage of the green belt, simplifying the structure layers of the non-motor vehicle lane and the sidewalk, while meeting the due bearing capacity, on the one hand, the construction complexity is reduced, on the other hand, the hardening to the ground in the construction process is reduced, thereby taking account of the water absorbing capacity of the soil, the rainwater infiltrated through the green belt and the rainwater on the outer side of the road can diffuse and infiltrate from the soil below the non-motor vehicle lane and the sidewalk, the permeability of the hardened surface of the road is improved, the method has the advantages that the method has an obvious effect of relieving water accumulation, particularly short-term super heavy rainstorm, improves the water absorption bearing space of the whole city, provides certain buffer time for the execution of an emergency decision-making scheme of urban waterlogging, enables people to have more time to deal with the waterlogging, and guarantees the life and property safety of people.

As a further aspect of the present invention: the waterproof mortar layer of well body bottom is equipped with two sections branch, is the normal section that is close to the lateral wall about the well body and is located the section of skiving in the middle of the normal section respectively, and the section thickness of skiving is half of normal section thickness, and the section of skiving is used for controlling the rainwater volume of oozing through the rainwater well, and when rainwater was arranged the warp through the rainwater well, partial rainwater was oozed from the section of skiving, alleviates rainwater well water volume pressure on the one hand, and the other hand guarantees that the road ground is unlikely to receive the water destruction, guarantees the stable in structure of road.

As a further aspect of the present invention: add the precast pile between graded gravel layer and the cement stabilization gravel layer, the precast pile is the square, and after traditional town road reached certain service life, except that surface pitch drops, the fracture along road direction or perpendicular to road direction still can appear, certain difference in height can seriously appear in the fracture, influences driving safety, and the precast pile has increased motorway's bearing pressure, makes its fracture that is difficult to appear the height position.

As a further aspect of the present invention: the precast pile is transversely arranged on the graded gravel layer along the motor vehicle lane in a 30-degree inclined mode, cracks along the road direction or the direction perpendicular to the road direction are considered, meanwhile, the using amount of the precast pile is reduced, and the construction cost is controlled.

As a further aspect of the present invention: and a reinforcing mesh is arranged in the cement stabilized macadam layer close to the thickness of the top 1/3, so that the bearing pressure of the motor vehicle lane is further increased, and the service life of the road is prolonged.

As a further aspect of the present invention: reinforcing bar net discontinuous sets up according to the former soil foundation condition of concrete road sets up, sets up when strideing across the infiltration height, landfill district, changeover portion and soft basic region, does not set up when the former soil foundation condition is good to control construction cost.

As a further aspect of the present invention: the rainwater passing culvert is arranged under the rainwater well simultaneously, the rainwater passing culvert comprises a longitudinal brick main body and a transverse brick main body, the transverse brick main body is arranged along the central axis direction of the road, the transverse brick main body is positioned in a cement stabilized gravel layer below the rainwater well, the longitudinal brick main body is perpendicular to the central axis of the road and is connected with the transverse brick main body, the longitudinal brick main body crosses a green belt, a non-motor vehicle lane and a sidewalk to the outside, a communicated water tank is formed in the longitudinal brick main body and the transverse brick main body, an opening of the transverse brick main body below the rainwater well is just right aligned, a supporting net is arranged at the bottom of the opening, a pebble layer is paved at the top of the supporting net, the rainwater passing culvert is matched with the rainwater well for use, the rainwater leaked from the rainwater well is guided, the rainwater is diffused and leaked to the soil outside the non-motor vehicle lane, the sidewalk and the road, and the influence of soil fluidity on the road structure caused by the downward leakage concentrated in the soil below the motor vehicle lane is avoided, the safe use of the road is ensured.

As a further aspect of the present invention: the grating plates are made of cast iron or cement, and the kerbstones at the grating plates are partially cut off to expose the grating plates, so that the grating plates are used for transferring rainwater on the surfaces of the motor vehicle lane and the non-motor vehicle lane to a green belt and relieving the water accumulation condition of the motor vehicle lane and the non-motor vehicle lane.

Compared with the prior art, the utility model discloses the beneficial effect of following several aspects has:

1. the utility model provides a municipal construction road structure, the structure sets up ingeniously and arranges rationally, the utility model discloses well greenbelt makes the infiltration speed of greenbelt soil part promote through addding the downcomer, thereby increase the displacement of greenbelt, non-motor way and pavement structural layer simplify simultaneously, when satisfying it should have the bearing capacity, reduce the construction complexity on the one hand, on the other hand reduces the sclerosis to ground in the work progress, thereby compromise its soil water absorption ability, rainwater and the rainwater outside the road that oozes down through the greenbelt can diffuse from non-motor way and pavement below soil and infiltrate down, promoted the permeability of road hardened face, have obvious alleviating effect to the ponding phenomenon;

2. the utility model discloses further add the precast pile between graded gravel layer and cement stabilization gravel layer, increased motor vehicle lane's bearing pressure, make it be difficult for appearing the fracture along road direction or perpendicular to road direction to construction cost has been controlled.

3. The utility model is further provided with a water culvert matched with a rainwater well for use, and guides rainwater seeped by the rainwater well to diffuse and seep into soil outside a non-motor vehicle lane, a sidewalk and a road, thereby avoiding the influence of soil fluidity on the road structure caused by the seepage of the soil concentrated below the motor vehicle lane and ensuring the safe use of the road;

4. the utility model discloses well this road structure has optimized to each lane usage, when having ensured road stable in structure and having born, has increased the rainwater infiltration rate of road and has alleviated the ponding condition in lane, has ensured people's the security of the lives and property.

Drawings

FIG. 1 is a top view of a municipally constructed road structure.

FIG. 2 is a schematic structural view of a municipal construction road structure.

FIG. 3 is a schematic view showing the construction of a motor vehicle lane in a civil construction road structure.

FIG. 4 is a schematic view of a rainwater well in a municipal construction road structure.

FIG. 5 is a schematic structural view of a water culvert in a municipal construction road structure.

FIG. 6 is a schematic view of a green belt in a municipal construction road structure.

In the figure: 1. a vehicle lane; 11. a primary soil layer; 12. compacting the soil layer; 13. grading a crushed stone layer; 14. a cement stabilized rubble layer; 15. an asphalt layer; 16. a reinforcing mesh; 17. prefabricating a pile; 18. a catch basin; 181. a well body; 182. a common mortar layer; 183. a waterproof mortar layer; 19. passing through a water culvert; 191. a longitudinal brick laying main body; 192. a transverse brick laying main body; 193. a pebble layer; 194. supporting a net; 195. a water tank; 2. green belts; 21. raw soil; 22. compacting the soil; 23. middle layer soil; 24. surface soil; 25. a grid plate; 26. a sewer pipe; 3. a non-motorized lane; 31. a base soil layer; 32. a gravel cushion layer; 33. a surface layer; 4. sidewalks; 41. piling up a soil layer; 42. a hardened layer; 43. and (4) brick making.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1 to 6, a municipal construction road structure comprises a motor vehicle lane 1, a green belt 2, a non-motor vehicle lane 3 and a sidewalk 4;

the motor vehicle lane 1 is respectively provided with an original soil layer 11, a compacted soil layer 12, a graded gravel layer 13, a cement stabilized gravel layer 14 and an asphalt layer 15 from bottom to top, wherein a precast pile 17 is additionally arranged between the graded gravel layer 13 and the cement stabilized gravel layer 14, the precast pile 17 is transversely arranged on the graded gravel layer 13 along the motor vehicle lane 1 in a 30-degree inclined mode, when the prefabricated pile is applied, two ends of the precast pile 17 are 30cm away from the central axis of the road or the edge of the motor vehicle lane 1, the motor vehicle lane 1 does not need to be covered fully, the precast pile 17 is in a square shape, a reinforcing mesh 16 is simultaneously arranged in the cement stabilized gravel layer 14 close to the thickness of the top 3/1, the reinforcing mesh 16 is discontinuously arranged, the prefabricated pile is selected according to the specific original soil foundation condition of the road, the prefabricated pile is arranged when crossing a water seepage height area, a landfill area, a transition section and a soft foundation area, and the original soil foundation condition is good, so that the construction cost is controlled;

on the basis of the traditional structure of the whole motor vehicle lane 1, the reinforcing mesh 16 and the precast pile 17 are added, so that the bearing capacity of the motor vehicle lane 1 is greatly improved, the motor vehicle lane is not easy to crack along the road direction or the direction vertical to the road, the service life of the road is prolonged, and the construction cost is controlled;

a rainwater well 18 is arranged at the position of the motorway 1 connected with the green belt 2, the rainwater well 18 comprises a well body 181, a common mortar layer 182 is smeared on the outer surface of the well body 181, the construction of the common mortar layer 182 is selective according to the construction mode of the rainwater well, in particular, when a rainwater well is reserved in the motorway 1 and is firstly constructed to a cement stabilization gravel layer 14, the common mortar layer 182 cannot be constructed due to the limitation of the well, the common mortar layer 182 needs to be constructed when the rainwater well is synchronously constructed and is used for protecting the well body 181, a waterproof mortar layer 183 is smeared on the inner wall of the well body 181, wherein the waterproof mortar layer 183 at the bottom of the well body 181 is divided into two sections which are a normal section close to the left side wall and the right side wall of the well body 181 and a thinning section positioned in the middle of the normal section, the thickness of the thinning section is half of that of the normal section, the thinning section is used for controlling the rainwater amount seeped through the rainwater well, and when the rainwater is drained through the rainwater well 18, part seeps from the thinning section, on one hand, the water quantity pressure of the catch basin is relieved, and on the other hand, the road foundation is not damaged by water, so that the stable structure of the road is ensured;

the water passing culvert 19 is arranged right below the rainwater well 18, the water passing culvert 19 is matched with the rainwater well 18 for use, rainwater seeped by the rainwater well 18 is guided to diffuse and seep towards the non-motor lane 3, the sidewalk 4 and soil outside the road, the influence of soil fluidization on the road structure caused by soil seepage centralized below the motor lane 1 is avoided, the safe use of the road is ensured, the water passing culvert 19 comprises a longitudinal brick main body 191 and a transverse brick main body 192, the transverse brick main body 192 is arranged along the central axis direction of the road, the transverse brick main body 192 is positioned in a cement stable rubble layer 14 below the rainwater well 18, the longitudinal brick main body 191 is perpendicular to the central axis of the road and is connected with the transverse brick main body 192, the longitudinal brick main body 191 transversely penetrates through the green belt 2, the non-motor lane 3 and the sidewalk 4 to the outer side, a communicated water channel 195 is formed in the longitudinal brick main body 191 and the transverse brick main body 192, wherein, the transverse brick main body 192 which is right below the rainwater well 18 is provided with an opening, the bottom of the opening is provided with a supporting net 194, the top of the supporting net 194 is paved with a pebble layer 193, and the pebble layer 193 is convenient for rainwater to flow into the water passing culvert 19;

the green belt 2 is respectively composed of original soil 21, compacted soil 22, middle soil 23 and surface soil 24 from bottom to top, the compacted soil 22 is briefly compacted by an excavator through a grab bucket during construction, a person can step on the compacted soil without obvious sinking, the middle soil 23 is formed by the excavator through hooking soil hardened under the surface soil and paving, the surface soil 24 is not limited, the surface soil 24 corresponds to the non-motor vehicle lane 3 and the left side and the right side of the motor vehicle lane 1 at intervals and is provided with grid plates 25, the grid plates 25 are made of cast iron or cement, the front surfaces of the grid plates 25 are communicated with a bottom opening, when curb stones at the positions of the grid plates 25 are installed, parts of the grid plates 25 are cut off to ensure that the grid plates 25 are exposed, vertical sewer pipes 26 are simultaneously arranged in the green belt 2 at intervals, the sewer pipes 26 penetrate through the middle soil 23 and the compacted soil 22 and extend into the original soil 21, and pipe orifices of the sewer pipes 26 are positioned at the depth position of the bottom 3/1 of the surface soil 24;

the non-motor vehicle lane 3 is respectively provided with a base soil layer 31, a gravel cushion 32 and a surface layer 33 from bottom to top, the base soil layer 31 is subjected to secondary leveling by a road roller, coarse gravel, fine gravel and cement are paved on the gravel cushion 32 from bottom to top, asphalt is paved on the surface layer 33, the structure of the non-motor vehicle lane 3 is simplified, the bearing capacity after soil compaction is fully utilized, the bearing requirement is met under the combination of the green belt 2 and the sidewalk 4, and meanwhile, the structure stability is ensured;

the sidewalk 4 is respectively provided with a soil piling layer 41, a hardened layer 42 and road bricks 43 from bottom to top, cement mortar is paved to form the hardened layer 42 after the surface of the soil piling layer 41 is manually leveled, and then the road bricks 43 of pedestrian and blind roads are paved.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A municipal construction road structure comprises a motor vehicle lane (1), a green belt (2), a non-motor vehicle lane (3) and a sidewalk (4), and is characterized in that the motor vehicle lane (1) is respectively provided with an original soil layer (11), a compacted soil layer (12), a graded gravel layer (13), a cement-stabilized gravel layer (14) and a pitch layer (15) from bottom to top, a rainwater well (18) is arranged at the position, connected with the green belt (2), on the motor vehicle lane (1), the rainwater well (18) comprises a well body (181), a common mortar layer (182) is smeared on the outer surface of the well body (181), and a waterproof mortar layer (183) is smeared on the inner wall of the well body (181);

the green belt (2) is respectively composed of raw soil (21), compacted soil (22), middle layer soil (23) and surface layer soil (24) from bottom to top, wherein the surface layer soil (24) is provided with grid plates (25) at intervals corresponding to the left side and the right side of the non-motor vehicle lane (3) and the motor vehicle lane (1), the front surfaces of the grid plates (25) are communicated with the bottom opening, vertical sewer pipes (26) are simultaneously arranged in the green belt (2) at intervals, the sewer pipes (26) penetrate through the middle layer soil (23) and the compacted soil (22) and extend into the raw soil (21), and the pipe orifices of the sewer pipes (26) are positioned at the 3/1 depth position of the bottom of the surface layer soil (24);

the non-motor vehicle lane (3) is respectively provided with a base soil layer (31), a gravel cushion layer (32) and a surface layer (33) from bottom to top, the gravel cushion layer (32) is paved with coarse gravel, fine gravel and cement from bottom to top, the surface layer (33) is paved with asphalt, and the sidewalk (4) is respectively provided with a soil piling layer (41), a hardening layer (42) and road bricks (43) from bottom to top.

2. The municipal construction road structure according to claim 1, wherein the waterproof mortar layer (183) at the bottom of the well (181) is divided into two sections, namely a normal section near the left and right side walls of the well (181) and a thinned section located in the middle of the normal section, and the thickness of the thinned section is half of that of the normal section.

3. The municipal construction road structure according to claim 1, wherein a precast pile (17) is added between the graded gravel layer (13) and the cement stabilized gravel layer (14), and the precast pile (17) is square.

4. A civil construction road structure according to claim 3, characterised in that the precast pile (17) is laid across the graded gravel layer (13) at an inclination of 30 ° along the motorway (1).

5. The municipal construction road structure according to claim 3, wherein the cement stabilized gravel layer (14) is provided with a reinforcing mesh (16) at a position inside the top 3/1.

6. The municipal construction road structure according to claim 5, wherein the reinforcing mesh (16) is provided discontinuously.

7. The municipal construction road structure according to any one of claims 1 to 6, wherein a water passing culvert (19) is provided directly below the rainwater well (18), the water passing culvert (19) comprises a longitudinal brick body (191) and a transverse brick body (192), the transverse brick body (192) is arranged along the central axis of the road, the transverse brick body (192) is located in the cement stabilized gravel layer (14) below the rainwater well (18), the longitudinal brick body (191) is connected with the transverse brick body (192) perpendicular to the central axis of the road, the longitudinal brick body (191) crosses the green belt (2), the non-motor lane (3) and the sidewalk (4) to the outside, a water channel (195) communicated with the longitudinal brick body (191) and the transverse brick body (192) is formed inside, wherein the transverse brick body (192) below the rainwater well (18) is opened, the bottom of the opening position is provided with a supporting net (194), and the top of the supporting net (194) is paved with a pebble layer (193).

8. The municipal construction road structure according to claim 1, wherein the grid plates (25) are made of cast iron or cement, and the grid plates (25) are partially cut off at the position of the kerbstones to expose the grid plates (25).