CN211621076U - Sponge city permeable pavement - Google Patents
Sponge city permeable pavement Download PDFInfo
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- CN211621076U CN211621076U CN202020126854.5U CN202020126854U CN211621076U CN 211621076 U CN211621076 U CN 211621076U CN 202020126854 U CN202020126854 U CN 202020126854U CN 211621076 U CN211621076 U CN 211621076U
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Abstract
The utility model relates to a sponge city permeable pavement, include: a sidewalk roadbed; curbs arranged on both sides of the sidewalk roadbed; the permeable bricks are laid on the sidewalk roadbed; the vehicle road is arranged on one side of the sidewalk roadbed; and set up in the planting detention area of people moving walkways road bed opposite side, people moving walkways road bed with it permeates water to be provided with between the brick and permeate water the group layer, permeate water the group layer and include in proper order: the graded broken stone cushion layer is laid on the sidewalk roadbed; a pervious concrete layer laid on the graded broken stone cushion layer; and the water-permeable leveling layer is laid between the water-permeable bricks and the water-permeable concrete layer, and a drainage mechanism for discharging and recycling the internal water seepage is further arranged between the graded broken stone cushion layer and the roadway. The utility model discloses have and carry out effectual absorption to the rainwater, but also can retrieve the rainwater and recycle to can play energy-concerving and environment-protective effect.
Description
Technical Field
The utility model belongs to the technical field of the technique in sponge city and specifically relates to a sponge city permeable pavement is related to.
Background
The current sponge city refers to a city which can be like a sponge, has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters and the like, absorbs water, stores water, seeps water and purifies water when raining, and releases and utilizes the stored water when needed. Sponge city construction should follow ecological priority principle etc. combines together natural way and artificial measures, under the prerequisite of guaranteeing urban drainage waterlogging prevention safety, furthest realizes that rainwater stores up, permeates and purifies in the urban area, promotes the utilization of rainwater resource and ecological environment protection. Meanwhile, in the sponge city construction process, the systematicness of natural rainfall, surface water and underground water is planned, water recycling links such as water supply and drainage are coordinated, and the complexity and the long-term property of the links are considered. One of the main means of sponge city technology is to lay a large number of permeable pavements on sidewalks to absorb rainwater.
The cement rubble and the brick that permeates water have generally been laid in proper order on the road bed on current permeable pavement, and this a little brick body itself that permeates water is covered with a small hole section of thick bamboo that permeates water, and this a little hole section of thick bamboo that permeates water can carry out effectual absorption to the rainwater, and this a little brick that permeates water can reserve the 2mm gap between brick and the brick simultaneously when laying, so that when rainy, the rainwater permeates the underground from the gap between the brick that permeates water to reach the effect that absorbs water.
The above prior art solutions have the following drawbacks: however, when the existing permeable pavement absorbs rainwater, the cement gravel generally has poor permeable effect, and the underground of the roadbed is generally not provided with some drainage devices, so that when heavy rain falls or in a rainwater season, the permeable bricks can permeate water slowly, rainwater cannot permeate the underground in time, and large-area water accumulation can be caused on the pavement.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, one of the purposes of the utility model is to provide a sponge city permeable pavement has and carries out effectual absorption to the rainwater, but also can retrieve the rainwater and recycle to can play energy-concerving and environment-protective effect.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a sponge urban permeable pavement comprising: a sidewalk roadbed; curbs arranged on both sides of the sidewalk roadbed; the permeable bricks are laid on the sidewalk roadbed; the vehicle road is arranged on one side of the sidewalk roadbed; and set up in the planting detention area of people moving walkways road bed opposite side, people moving walkways road bed with it permeates water to be provided with between the brick and permeate water the group layer, permeate water the group layer and include in proper order: the graded broken stone cushion layer is laid on the sidewalk roadbed; a pervious concrete layer laid on the graded broken stone cushion layer; and the water-permeable leveling layer is laid between the water-permeable bricks and the water-permeable concrete layer, and a drainage mechanism for discharging and recycling the internal water seepage is further arranged between the graded broken stone cushion layer and the roadway.
By adopting the technical scheme, the water permeable group layer with the graded broken stone cushion layer, the water permeable concrete layer and the water permeable leveling layer matched with each other is arranged, so that the rainwater can be effectively absorbed, and the condition that no accumulated water exists on the road surface can be ensured; and through setting up drainage mechanism, can be convenient for retrieve the circulation and recycle to the rainwater to can play energy-concerving and environment-protective effect.
The present invention may be further configured in a preferred embodiment as: the drainage mechanism comprises a plurality of transverse pipelines arranged in the graded broken stone cushion layer; the longitudinal pipeline is communicated with two ends of the transverse pipeline; a plurality of diversion pipelines communicated with the longitudinal pipelines; a plurality of flow guide holes which penetrate through the upper half arcs of the transverse pipeline and the longitudinal pipeline; a drainage channel which is arranged on one side of the vehicle road and communicated with the diversion pipeline; the water storage layer is arranged at the bottom of the sidewalk roadbed and is communicated with the other diversion pipeline; and the water drainage component is arranged on the planting detention belt and is used for draining water in the water storage layer.
By adopting the technical scheme, the rainwater can be conveniently and effectively collected by arranging the diversion holes on the transverse pipeline and the longitudinal pipeline, so that the rainwater can flow into the transverse pipeline and the longitudinal pipeline along the diversion holes; and through setting up the structure that vertical pipeline and water conservancy diversion pipeline mutually supported, can be convenient for shunt the rainwater to can realize more effectual drainage effect to the rainwater, and then can prevent the condition that large tracts of land ponding from appearing in the road surface.
The present invention may be further configured in a preferred embodiment as: the drainage assembly comprises a drainage pipeline arranged in the planting detention zone; the water collecting pipeline is communicated with one end of the drainage pipeline; a plurality of suction pipelines with one end communicated with the water collecting pipeline and the other end communicated with one side of the bottom of the water storage layer; the water storage tank is arranged on the planting detention belt; the supporting frame is arranged on the water storage tank; the water storage tank is arranged on the support frame, one end of the water storage tank is communicated with the water pump of the drainage pipeline, and the water outlet pipeline is communicated with the water pump and deviates from one side of the drainage pipeline, and extends into the top of the water storage tank.
Through adopting above-mentioned technical scheme, when needs discharge the intraformational water of retaining, start the water pump, in the intraformational water of retaining was absorbed into the water collecting pipe along absorbing the pipeline, then water enters into drainage pipe from the water collecting pipe in, at last from going out the pipeline and discharging into the water storage tank to can realize retrieving the effect at the utilization to the intraformational water of retaining.
The present invention may be further configured in a preferred embodiment as: and a filtering layer is arranged at the port of the water storage tank.
Through adopting above-mentioned technical scheme, through setting up the filter layer, can be convenient for play fine filter action to the water in the retaining layer to can be convenient for carry out cyclic utilization's effect to the water in the retaining jar.
The present invention may be further configured in a preferred embodiment as: the tube bodies of the transverse pipelines and the longitudinal pipelines are wrapped with geotextile.
Through adopting above-mentioned technical scheme, through setting up geotechnological cloth, not only can play effectual seepage drainage effect to the rainwater, can carry out effectual filter effect to the impurity in the rainwater moreover.
The present invention may be further configured in a preferred embodiment as: the pipes of the transverse pipeline, the longitudinal pipeline and the diversion pipeline are all PE pipes.
By adopting the technical scheme, the pipes of the transverse pipeline, the longitudinal pipeline and the diversion pipeline are all PE pipes, so that the rainwater diversion pipeline has the advantages of good sanitation, self-cleaning and antibiosis and no scaling after long-term use, and the transverse pipeline, the longitudinal pipeline and the diversion pipeline can effectively divert rainwater; and the composite pipe has the performances of flexibility, high impact strength, strong shock resistance and distortion resistance, and can prolong the service life of the transverse pipeline, the longitudinal pipeline and the diversion pipeline.
The present invention may be further configured in a preferred embodiment as: the permeable leveling layer is premixed plastering mortar.
By adopting the technical scheme, the leveling layer which permeates water is the premixed plastering mortar, so that the mortar has good water permeability, energy conservation, environmental protection and stable quality.
The present invention may be further configured in a preferred embodiment as: the upper end face of the water permeable brick is provided with a plurality of anti-slip strips, and a plurality of water permeable holes are formed between the anti-slip strips.
By adopting the technical scheme, the friction force between the water permeable bricks and the pedestrians can be increased by arranging the anti-slip strips, so that the situation that the pedestrians slip and fall down when going out in rainy days can be avoided; and through setting up the hole of permeating water for the rainwater on the brick that permeates water can be through permeating water the hole faster enter into the brick that permeates water in, thereby can avoid the rainwater to take place in the condition of gathering on the brick that permeates water.
To sum up, the utility model discloses a following at least one useful technological effect:
1. by arranging the water permeable group layer with the graded broken stone cushion layer, the water permeable concrete layer and the water permeable leveling layer matched with each other, the rainwater can be effectively absorbed, so that the condition that no accumulated water exists on the road surface can be ensured; the drainage mechanism is arranged, so that rainwater can be conveniently recycled, and the effects of energy conservation and environmental protection can be achieved;
2. not only can play an effective seepage drainage effect on rainwater, but also can perform an effective filtering effect on impurities in the rainwater;
3. the friction force between the water permeable bricks and the pedestrians can be increased by arranging the anti-slip strips, so that the situation that the pedestrians slip and fall down when going out in rainy days can be avoided; and through setting up the hole of permeating water for the rainwater on the brick that permeates water can be through permeating water the hole faster enter into the brick that permeates water in, thereby can avoid the rainwater to take place in the condition of gathering on the brick that permeates water.
Drawings
FIG. 1 is a schematic view of the overall structure of a permeable pavement in a sponge city according to the embodiment;
FIG. 2 is a schematic structural view of the water permeable brick of the present embodiment;
fig. 3 is a schematic structural diagram of the transverse pipeline, the longitudinal pipeline and the diversion holes in the embodiment.
In the figure, 1, a sidewalk roadbed; 11. a curb; 12. water permeable bricks; 121. anti-slip strips; 122. water permeable holes; 13. graded broken stone cushion layer; 14. a pervious concrete layer; 15. a permeable leveling layer; 16. a transverse conduit; 17. a longitudinal conduit; 18. a diversion pipeline; 19. a flow guide hole; 2. a vehicle driving road; 21. a drainage channel; 3. a planting detention zone; 31. a water discharge pipeline; 32. a water collection pipe; 33. a suction pipeline; 34. a water storage tank; 341. a support frame; 342. a water pump; 343. a filter layer; 35. a water outlet pipeline; 4. a aquifer; 5. and (4) geotextile.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, do the utility model discloses a sponge city permeable pavement, include: the pavement comprises a vehicle-mounted road 2, a sidewalk subgrade 1 and planting detention belts 3 which are arranged on two sides of the sidewalk subgrade 1 and used for planting green plants, wherein two sides of the sidewalk subgrade 1 are respectively provided with a curb 11, the curb 11 is made of concrete and used for protecting and supporting the sidewalk subgrade 1, and the curb 11 is fixedly arranged on two sides of the sidewalk subgrade 1 by utilizing C30 fine-stone concrete; the water permeable bricks 12 are laid on the sidewalk roadbed 1, the water permeable bricks 12 not only can provide walking for pedestrians, but also the water permeable bricks 12 have the water absorption effect.
Preferably, as shown in fig. 1 and fig. 2, in the embodiment, a plurality of anti-slip strips 121 are disposed on the upper end surface of the water permeable brick 12, and the anti-slip strips 121 can increase the friction between the water permeable brick 12 and the pedestrian, so as to avoid the sliding and falling of the pedestrian when the pedestrian goes out in rainy days; and the department still is provided with a plurality of holes 122 of permeating water between this antislip strip 121, these some holes 122 of permeating water run through this brick 12 of permeating water, and through setting up these some holes 122 of permeating water, can make the rainwater on the brick 12 of permeating water can be through the faster brick 12 of permeating water that enters into of hole 122 of permeating water to can avoid the rainwater to take place in the condition of gathering on the brick 12 of permeating water.
As shown in fig. 1, be provided with the group layer of permeating water between this pavement road bed 1 and the brick 12 that permeates water, this group layer of permeating water can be convenient for carry out effectual absorption effect to the rainwater to can guarantee that the road surface does not have ponding, and this group layer of permeating water includes in proper order: firstly paving a 15 cm-thick graded broken stone cushion layer 13 on the sidewalk roadbed 1, and then paving a 15 cm-thick pervious concrete layer 14 on the graded broken stone cushion layer 13; and a 3 cm-thick water-permeable leveling layer 15 is laid between the water-permeable brick 12 and the water-permeable concrete layer 14, the water-permeable leveling layer 15 is made of WPM15 premixed plastering mortar, so that the water-permeable brick has good water permeability, and the premixed plastering mortar is made of industrial wastes such as fly ash, slag, steel slag, stone chips, tailing sand and the like, so that the cost is reduced, and the effects of energy conservation, environmental protection and stable quality can be achieved.
As shown in fig. 1, in order to facilitate the recycling of rainwater permeating into the water permeable bricks 12 and the water permeable group layer, in this embodiment, a drainage mechanism is disposed between the graded broken stone cushion layer 13 and the roadway 2 and the planting detention zone 3, and the drainage mechanism can facilitate the recycling of rainwater, thereby achieving the effects of energy saving and environmental protection.
Specifically, as shown in fig. 3, in the present embodiment, the drainage mechanism includes: a plurality of transverse pipelines 16 are arranged in the graded broken stone cushion layer 13, two ends of each transverse pipeline 16 are symmetrical and are simultaneously communicated with a longitudinal pipeline 17, and the pipeline radius size of each longitudinal pipeline 17 is larger than that of each transverse pipeline 16; and a plurality of diversion holes 19 are arranged at the upper half circular arc positions of the transverse pipelines 16 and the longitudinal pipelines 17 facing the water permeable brick 12, and the diversion holes 19 can facilitate the effective collection effect on the rainwater, so that the rainwater can flow into the transverse pipelines 16 and the longitudinal pipelines 17 along the diversion holes 19.
The preferred, all wrap up geotechnological cloth 5 on the pipe shaft of this horizontal pipeline 16 and this vertical pipeline 17, this geotechnological cloth 5 not only can play effectual seepage drainage effect to the rainwater, can carry out effectual filter effect to the impurity in the rainwater moreover.
Meanwhile, one side of each of the two longitudinal pipelines 17, which is far away from the transverse pipelines 16, is communicated with a plurality of flow guide pipelines 18, one side of the roadway 2 is provided with a drainage channel 21, and the drainage channel 21 is used for effectively guiding rainwater on the roadway 2, so that the condition that the roadway 2 is ponded is avoided; the diversion pipelines 18 on one side of the longitudinal pipeline 17 respectively penetrate through the kerbstone 11 and extend into the drainage channel 21, so that rainwater collected from the transverse pipeline 16 and the longitudinal pipeline 17 can flow into the drainage channel 21 through the diversion pipelines 18 to be effectively drained, and the condition of water accumulation on the pavement of the water permeable brick 12 can be avoided.
Furthermore, as shown in fig. 1, an aquifer 4 is further arranged at the bottom of the side of the sidewalk subgrade 1 facing away from the roadway 2, and the impoundment is communicated with a diversion pipeline 18 on another longitudinal pipeline 17 so as to realize that part of rainwater flows into the aquifer 4 along the diversion pipelines 18 for storage.
Therefore, in this embodiment, through setting up the structure that these a few water conservancy diversion pipelines 18 and vertical pipeline 17 mutually supported, can be convenient for shunt the rainwater to can realize the effect of more effective absorption and drainage to the rainwater, and then can prevent the condition that the large tracts of land ponding from appearing in the road surface.
Preferably, the pipes of the transverse pipes 16, the longitudinal pipes 17 and the diversion pipes 18 are all PE pipes, so in this embodiment, by arranging the pipes of the transverse pipes 16, the longitudinal pipes 17 and the diversion pipes 18 to be PE pipes, the rainwater diversion system has the performances of good sanitation, self-cleaning, antibiosis and no scaling after long-term use, so that the transverse pipes 16, the longitudinal pipes 17 and the diversion pipes 18 can effectively divert rainwater; but also has the properties of flexibility, high impact strength, strong shock resistance and distortion resistance, so that the service lives of the transverse pipeline 16, the longitudinal pipeline 17 and the diversion pipeline 18 can be prolonged.
More specifically, as shown in fig. 1, in order to facilitate the cyclic utilization of the rainwater in the aquifer 4, in this embodiment, a drainage assembly is provided between the planting retention belt 3 and the aquifer 4, and the drainage assembly is used for effectively absorbing the rainwater in the aquifer 4, so that the drainage assembly can be used for irrigating the green plants planted on the planting retention belt 3.
As shown in fig. 1, the drain assembly includes: be provided with a drainage pipe 31 in this planting is detained and is taken 3, the one end of this drainage pipe 31 stretches into this planting is detained the soil in-situ of taking 3, the other end then stretches out this planting and is detained and take 3 outside, and stretch into the intraformational one end intercommunication of the soil in this planting is detained and is taken 3 at this drainage pipe 31 and have a water-collecting pipeline 32, one side of keeping away from this drainage pipe 31 at this water-collecting pipeline 32 is connected with many suction pipe 33, these some suction pipe 33 stretch into the bottom of this water-storage layer 4 respectively, in order to absorb the rainwater of storing in the water-storage layer 4.
Meanwhile, as shown in fig. 1, a water storage tank 34 with a cylindrical structure is arranged on the surface of the planting detention belt 3, a support frame 341 is installed on the side wall of the water storage tank 34, a water pump 342 is fixedly installed on the support frame 341, and one end of the water pump 342 is communicated with the drainage pipeline 31; and one side intercommunication that deviates from this drainage pipe 31 at this water pump 342 has a outlet conduit 35, and the one end that this outlet conduit 35 kept away from this water pump 342 stretches into on this water storage tank 34's the top to the rainwater that realizes in the aquifer 4 collects and uses in water storage tank 34, thereby can be convenient for carry out the effect of irrigating to the green plant of planting on the area 3 is detained in planting.
When water in the aquifer 4 needs to be sucked and discharged, the water pump 342 is started, rainwater in the aquifer 4 is sucked into the water collecting pipeline 32 along the suction pipeline 33, then the rainwater enters the water discharge pipeline 31 from the water collecting pipeline 32, and finally the rainwater is discharged into the water storage tank 34 from the water outlet pipeline 35, so that the effect of recycling the rainwater in the aquifer 4 can be realized.
Preferably, a filtering layer 343 is arranged at the water inlet of the water storage tank 34, the filtering layer 343 can be convenient for playing a good role in filtering rainwater in the water storage layer 4, so that impurities in the rainwater can be filtered, and further the rainwater in the water storage tank 34 can be conveniently recycled.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A sponge urban permeable pavement comprising: -a walkway foundation (1); kerbs (11) arranged on both sides of the sidewalk roadbed (1); the water permeable bricks (12) are laid on the sidewalk roadbed (1); the vehicle running road (2) is arranged on one side of the sidewalk roadbed (1); and set up in planting detention area (3) of people moving walkways road bed (1) opposite side, its characterized in that, people moving walkways road bed (1) with it permeates water and be provided with the group layer of permeating water between brick (12), it includes in proper order to permeate water the group layer: a graded broken stone cushion layer (13) laid on the sidewalk roadbed (1); a pervious concrete layer (14) laid on the graded broken stone cushion layer (13); and a water permeable leveling layer (15) laid between the water permeable bricks (12) and the water permeable concrete layers (14), and a drainage mechanism used for discharging and recycling the internal water seepage is further arranged between the graded broken stone cushion layer (13) and the roadway (2).
2. The sponge urban permeable pavement according to claim 1, wherein the drainage mechanism comprises: a plurality of transverse ducts (16) disposed within the graded crushed stone blanket (13); a longitudinal duct (17) communicating with both ends of the transverse duct (16); a plurality of flow guide pipelines (18) communicated with the longitudinal pipelines (17); a plurality of diversion holes (19) which penetrate through the upper half circular arcs of the transverse pipelines (16) and the longitudinal pipelines (17); a drainage channel (21) which is arranged on one side of the traffic road (2) and is communicated with the diversion pipeline (18); the water storage layer (4) is arranged at the bottom of the sidewalk roadbed (1) and is communicated with the other diversion pipeline (18); and the water drainage component is arranged on the planting detention belt (3) and is used for draining water in the water storage layer (4).
3. The sponge urban permeable pavement according to claim 2, characterized in that the drainage assembly comprises: a drainage pipeline (31) arranged in the planting detention belt (3); a water collecting pipeline (32) communicated with one end of the drainage pipeline (31); a plurality of suction pipelines (33) with one end communicated with the water collecting pipeline (32) and the other end communicated with one side of the bottom of the water storage layer (4); a water storage tank (34) arranged on the planting detention belt (3); a support frame (341) mounted on the water tank (34); the water storage tank is characterized by comprising a water pump (342) which is arranged on the support frame (341) and one end of which is communicated with the drainage pipeline (31), and a water outlet pipeline (35) which is communicated with the side of the water pump (342) departing from the drainage pipeline (31), wherein the water outlet pipeline (35) extends into the top of the water storage tank (34).
4. A sponge urban water-permeable pavement according to claim 3, characterized in that a filtering layer (343) is provided at the port of the water storage tank (34).
5. A sponge urban water-permeable pavement according to claim 2, characterized in that the tube bodies of the transverse pipes (16) and the longitudinal pipes (17) are wrapped with geotextile (5).
6. A sponge urban water-permeable pavement according to claim 2, characterized in that the pipes of the transverse pipes (16), the longitudinal pipes (17) and the diversion pipes (18) are PE pipes.
7. The sponge urban permeable pavement according to claim 1, characterized in that the permeable screeding layer (15) is ready-mixed plastering mortar.
8. A sponge urban water-permeable pavement according to claim 1, characterized in that the upper end surface of the water-permeable brick (12) is provided with a plurality of anti-skid strips (121), and a plurality of water-permeable holes (122) are arranged between the anti-skid strips (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020126854.5U CN211621076U (en) | 2020-01-18 | 2020-01-18 | Sponge city permeable pavement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020126854.5U CN211621076U (en) | 2020-01-18 | 2020-01-18 | Sponge city permeable pavement |
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| CN211621076U true CN211621076U (en) | 2020-10-02 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962773A (en) * | 2021-03-15 | 2021-06-15 | 珠海市规划设计研究院 | Road drainage water collection structure |
| CN113174809A (en) * | 2021-04-17 | 2021-07-27 | 江阴澄云达建设工程有限公司 | Pavement structure capable of permeating water, storing water and draining water |
| CN115029987A (en) * | 2022-05-25 | 2022-09-09 | 中建八局第二建设有限公司 | Permeable pavement drainage structure and sponge urban rainwater collection device |
| CN115029982A (en) * | 2022-06-27 | 2022-09-09 | 杭州禹航建设工程有限公司 | Permeable pavement and construction method thereof |
| CN115323873A (en) * | 2022-08-25 | 2022-11-11 | 广东城华工程咨询有限公司 | Construction method of pervious concrete municipal road |
| CN115450087A (en) * | 2022-09-22 | 2022-12-09 | 周玉 | Town road seepage and drainage structure and construction method thereof |
-
2020
- 2020-01-18 CN CN202020126854.5U patent/CN211621076U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962773A (en) * | 2021-03-15 | 2021-06-15 | 珠海市规划设计研究院 | Road drainage water collection structure |
| CN113174809A (en) * | 2021-04-17 | 2021-07-27 | 江阴澄云达建设工程有限公司 | Pavement structure capable of permeating water, storing water and draining water |
| CN115029987A (en) * | 2022-05-25 | 2022-09-09 | 中建八局第二建设有限公司 | Permeable pavement drainage structure and sponge urban rainwater collection device |
| CN115029982A (en) * | 2022-06-27 | 2022-09-09 | 杭州禹航建设工程有限公司 | Permeable pavement and construction method thereof |
| CN115323873A (en) * | 2022-08-25 | 2022-11-11 | 广东城华工程咨询有限公司 | Construction method of pervious concrete municipal road |
| CN115323873B (en) * | 2022-08-25 | 2023-10-31 | 广东城华工程咨询有限公司 | Construction method of permeable concrete municipal road |
| CN115450087A (en) * | 2022-09-22 | 2022-12-09 | 周玉 | Town road seepage and drainage structure and construction method thereof |
| CN115450087B (en) * | 2022-09-22 | 2024-01-16 | 周玉 | Municipal road infiltration and drainage structure and construction method thereof |
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