CN103669167B - A kind of permeable pavement structure - Google Patents
A kind of permeable pavement structure Download PDFInfo
- Publication number
- CN103669167B CN103669167B CN201310751099.4A CN201310751099A CN103669167B CN 103669167 B CN103669167 B CN 103669167B CN 201310751099 A CN201310751099 A CN 201310751099A CN 103669167 B CN103669167 B CN 103669167B
- Authority
- CN
- China
- Prior art keywords
- layer
- permeable pavement
- less
- rainwater
- pavement structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000035699 permeability Effects 0.000 claims abstract description 18
- 239000004576 sand Substances 0.000 claims description 41
- 239000004575 stone Substances 0.000 claims description 13
- 239000011380 pervious concrete Substances 0.000 claims description 10
- 239000004568 cement Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 30
- 230000000877 morphologic effect Effects 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 2
- 239000011449 brick Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000010438 granite Substances 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 239000011384 asphalt concrete Substances 0.000 description 1
- 239000010427 ball clay Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000004746 geotextile Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001550 time effect Effects 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Abstract
The present invention relates to a kind of permeable pavement structure, described permeable pavement structure comprise successively from top to bottom by longitudinal tile arrange the ground formed catchment layer, the filter layer be made up of dank material, in establish the rainwater-collecting layer of weeper drain, and bed course and original subgrade layer, wherein, described filter layer also comprises the leveling layer on upper strata and the basic unit of lower floor.The present invention is directed to the permeable pavement water permeability that uses at present easily influenced, the shortcoming such as cost is higher, mixing road surface, lawn application surface is narrower, conventional material such as application tile, rubble etc. carries out the collection operation of rainwater on road surface, and by the stratiform that is arranged on underground permeable and collection structure, jointly complete rainwater collection or under ooze.Road structure of the present invention also has that water permeability is strong, morphological appearance, the feature such as to be widely used.
Description
Technical field
The present invention relates to a kind of highway construction structure of nonmotorized vehicle lane, particularly relate to a kind of permeable pavement structure.
Background technology
Rainwater is city preciousness and the water resource of economy.Rainwater is guided the permeation filtration of non-close road surface through soil into from closed road surface or roof, both the intensity of rainwater surface flow can have been slowed down, underground water is supplemented, also can remove the part pollutant in rainwater, get rid of rainwater on the spot and reduce the accident caused due to ponding.Also the rainwater after filtration can be used as the undrinkable water in city, reduce the demand of drinking water, saving water resource, alleviate the pressure of urban water supply.
In addition, rainwater-collecting can also save the construction cost of drinking water distribution system, obtains considerable economic benefit.Therefore, it is a rainwater utilization technology very with feasibility that water-permeable pavement collects rainwater, and the design of water-permeable pavement water permeability has also been widely used in the construction on various road surface.
Since the nineties in 20th century, popular employing dank material covers the road surface in city in the world, or changes some hard surfaces laid in the past into water-permeable pavement, to strengthen the ecological effect in city.
City runway generally adopts water permeability asphalt concrete or permeable concrete.But not runway generally adopts the forms such as meadow, floor tile turf splice type road surface, cobble, macadam pavement and porous brick.
The road surface such as turf, cobble sight is comparatively strong, but only can be applicable to the few road surface of the visitors flowrate such as gardens, residential quarters, is applied on other road surfaces that then generalization is poor.Porous brick utilizes micro-aperture technique draining, has the features such as water-permeable and air permeable, cold-resistant weather resistance, Antiskid noise, is widely used in humanoid pavement, square etc.But, after Long-Time Service, easily cause blockage of the micro orifice and affect its permeable effect, and under the microthermal climate condition in the north very long winter, the brick body of porous brick easily causes intensity to reduce because to freeze etc., and the cost of this porous brick is higher, also affects its promotion prospect.
Summary of the invention
The object of the invention is to propose that a kind of structure is simple, cost is lower, can be used in nonmotorized vehicle lane and the novel water permeable road structure of rainwater infiltration and collection can be realized.
For achieving the above object, the invention provides a kind of permeable pavement structure, described permeable pavement structure comprise successively from top to bottom by longitudinal tile arrange the ground formed catchment layer, the filter layer be made up of dank material, in establish the rainwater-collecting layer of weeper drain, and bed course and original subgrade layer, wherein, described filter layer also comprises the leveling layer on upper strata and the basic unit of lower floor.
Preferably, the described ground tile catchmented in layer is vertical longitudinal arrangement or inclination longitudinal arrangement, and the gap between adjacent tiles is tamped by rubble and/or fine sand.
Preferably, described leveling layer to be mixed with fine sand by cement and is paved into, and the volume ratio between described cement and fine sand is 1 ~ 1.5:12 ~ 16, and wherein, the mud content in fine sand is less than 2%, clod content is less than 1%, moisture content is less than 3%.
Preferably, the coefficient of permeability of described leveling layer is at least 2.0 × 10
-2cm/s, thickness are 30 ~ 50mm.
Preferably, described basic unit is paved into by graded broken stone or pervious concrete, and thickness is not less than 100mm.
Preferably, medium sand or the coarse sands layer of described bed course to be thickness be 40 ~ 50mm, and the mud content in bed course is less than 5%, clod content is less than 2%, moisture content is less than 3%.
Based on technique scheme, advantage of the present invention is:
The present invention is directed to the permeable pavement water permeability used at present and be subject to the shortcomings such as time effects, cost is higher, mixing road surface, lawn application surface is narrower, the application conventional material such as tile, rubble carries out the collection operation of rainwater on road surface, and by the stratiform that is arranged on underground permeable jointly complete rainwater with collection structure collection or under ooze.Road structure of the present invention also has that water permeability is strong, morphological appearance, the feature such as to be widely used.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is layer structure schematic diagram of the present invention;
In figure:
1-catchments on ground layer; 2-filter layer; 3-rainwater-collecting layer; 4-bed course; 5-original subgrade layer
11-tile; 12-gap place; 21-leveling layer; 22-basic unit; 31-weeper drain.
Detailed description of the invention
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
See Fig. 1, the specific embodiment of a kind of permeable pavement structure of the present invention shown in it, wherein, described permeable pavement structure comprise successively from top to bottom by longitudinal tile 11 arrange the ground formed catchment layer 1, the filter layer 2 be made up of dank material, in establish the rainwater-collecting layer 3 of weeper drain 31, and bed course 4 and original subgrade layer 5, wherein, described filter layer 2 also comprises the leveling layer 21 on upper strata and the basic unit 22 of lower floor.This kind of layer structure of the present invention, have water permeability strong, be easy to rainwater-collecting, and material cost is lower, is easy to advantages such as applying.
Especially the tile 11 catchmented in layer 1 in described ground can be vertical longitudinal arrangement, or in inclination longitudinal arrangement, and the gap place 12 between adjacent tiles can be tamped by rubble and/or fine sand, in the present embodiment, gap place 12 is tamped by joint filling sand, and described joint filling sand is the mixture that dry fine sand mixes with the ratio of 2:1 mutually with the rubble that particle diameter is less than 5mm, that is: described joint filling sand comprises dry fine sand that volume ratio is 3:1 ~ 1.5:1 and the mixture that the rubble that particle diameter is less than 5mm is formed.The joint filling sand that the present invention uses must not use damp sand, and should make that joint filling sand is without hindrance fills up whole gap place 12 between tile 11 every ground.With mallet, the upper surface of tile 11 and joint filling sand is arranged smooth after filling.
Further, leveling layer 21 of the present invention to be mixed with fine sand by cement and is paved into, and the volume ratio between described cement and fine sand is 1 ~ 1.5:12 ~ 16, and wherein, the mud content in fine sand is less than 2%, clod content is less than 1%, moisture content is less than 3%.Preferably, the coefficient of permeability of described leveling layer is at least 2.0 × 10
-2cm/s, thickness are 30 ~ 50mm.Thus for the catchment tile 11 of layer 1 of ground provides a preferably holding plane layer.
On the other hand, basic unit 22 of the present invention is paved into by graded broken stone or pervious concrete, and thickness is not less than 100mm.Particularly, basic unit 22 selects has sufficient intensity, water permeability is good, water stability is good material, such as, and graded broken stone or pervious concrete.During actual use, according to the difference of functional performance, the material of basic unit 22 can adopt graded broken stone or pervious concrete.Graded broken stone generally adopts scleroid rubble, and such as adopt strong but pliable in texture, wear-resisting broken granite or limestone, graded broken stone is applicable to the base layer construction of nonmotorized vehicle lane, and thickness should not be less than 100mm.
Further, described rainwater-collecting layer 3 is the macadam laying plastic drainage French drain 31, french drain 31 under the rainwater that oozes carry out collection water conservancy diversion, one end of french drain 31 can arrange gathering-device (not shown), rainwater is recycled in rainwater diversion to reservoir by french drain 31, or be guided in catch-basin, enter municipal pipeline side by side.Further, described bed course 4 for thickness be 40 ~ 50mm medium sand or coarse sands layer, and the mud content in bed course 4 is less than 5%, clod content is less than 2%, moisture content is less than 3%.Thus, can prevent the water of infiltration roadbed or underground water from rising due to capillarity, and can alleviate the stable impact of moisture subgrade frost road pavement structural entity, in the present embodiment, the material of bed course 4 preferably adopts the good medium sand of water permeability or coarse sand.
Particularly, operating principle of the present invention and work progress are:
The present invention is the water-permeable pavement structure that conventional raw materials such as application tile, rubble etc. is mated formation, and the structure under on it mainly comprises: catchment layer 1, filter layer 2, rainwater-collecting layer 3, bed course 4 and original subgrade layer 5 on ground.
A. catchment layer on ground: being vertically arranged side by side by tile 11 (is understood that for those skilled in the art, tile 11 can longitudinally vertically arrange, also can fore-and-aft tilt arrange, the upper surface of multiple longitudinal tile forms road structure), gap place 12 between tile 11 is tamped by rubble and dry fine sand, rainwater can with the inflow underground, rubble gap between tile facade, and rubble and dry fine sand can play and tentatively filter and the effect purified water.Often arranging tile 11 can adopt side-by-side alignment to lay, also can according to being staggered, and the opening direction of tile also can adjust at any time, can be combined into various pattern and pattern, attractive in appearance and practical.
B. filter layer: this layer is respectively leveling layer 21 and basic unit 22 from top to bottom.
1. leveling layer 21 is paved into by cement and fine sand or rock ballast, and cement and fine sand volume ratio 1 ~ 1.5:12 ~ 16, be less than 2% by the mud content of sand; Clod content is less than 1%; Moisture content is less than 3%.The coefficient of permeability of bonding leveling layer should reach 2.0 × 10
-2cm/s, thickness is 30 ~ 50mm;
2. basic unit 22 should select and have sufficient intensity, water permeability is good, water stability is good material, and preferably, basic unit 22 should adopt graded broken stone or pervious concrete.According to the difference of functional performance, base material can adopt graded broken stone or pervious concrete.Graded broken stone of the present invention preferably adopts scleroid rubble, and such as strong but pliable in texture, wear-resisting broken granite or limestone, graded broken stone is applicable to the base layer construction of nonmotorized vehicle lane, and thickness is not less than 100mm.
C. rainwater-collecting layer 3 is the macadam laying plastic drainage French drain 31, plastic drainage French drain 31 under the rainwater that oozes carry out collection water conservancy diversion, one end of french drain 31 can arrange gathering-device (not shown), rainwater is recycled in rainwater diversion to reservoir by french drain 31, or be guided in catch-basin, enter municipal pipeline side by side.
D. bed course: prevent the water of infiltration roadbed or underground water from rising because of capillarity, alleviate the impact that moisture subgrade frost road pavement structural entity is stable, the material of bed course 4 of the present invention adopts the good medium sand of water permeability or coarse sand, and mud content is less than 5%; Clod content is less than 2%; Moisture content is less than 3%, and thickness is 40 ~ 50mm.
E. original subgrade layer is also original soil layer.
The work progress of permeable pavement structure of the present invention is:
A. preparation of construction: according to designing requirement unwrapping wire, and prune job place, do good material, instrument prepare.
B. roadbed treatment: with tamping machine or road roller, the original soil layer of roadbed is tamped or compacting, form original subgrade layer.
C. setting cushion: the medium sand or the coarse sand that mud content are less than 5% are laid on original subgrade layer; The making of bed course should be even, smooth, closely knit.On the bed course paved, any disturbance must not be had.
D. rainwater-collecting layer is laid: first laying depth is one deck rubble of 5 ~ 10mm on bed course, then on rubble, lays plastic drainage French drain; French drain one end is communicated with recovery reservoir or catch-basin (not shown).The other end can be connected with other french drains, composition subsurface stormwater french drain network.The good geotextiles of preferred coated water permeability around french drain.After weeper drain sets, continuing laying depth is the rubble of 100 ~ 200mm.
E. lay basic unit: paving thickness is not less than the graded broken stone layer of 100mm on rainwater-collecting layer, be bulldozed rear water spray compacting and form basic unit; The ratio of flat, the rectangular particle diameter in rubble is less than 10%, should not contain other material such as ball clay, plant in rubble.Land leveller or other suitable facility can be adopted to be paved equably by rubble on predetermined width, and surface should be smooth, and have the road camber of regulation.
Or paving thickness is not less than the pervious concrete basic unit of 100mm on rainwater-collecting layer, adopt mechanical agitation, pervious concrete substrate surface should be smooth, avoids strongly vibrating.
F. leveling layer is laid: add a small amount of water after cement and rock ballast or fine sand being mixed, be layered on the top of basic unit, pave into the leveling layer that thickness is 30 ~ 50mm; Paving of leveling layer can adopt scraper plate method.
G. lay ground to catchment layer: by tile longitudinal arrangement above leveling layer, form ground and to catchment layer, the tile spacing distance of described longitudinal arrangement is 5 ~ 10mm, and tile interval joint filling sand is filled.Described joint filling sand comprises dry fine sand that volume ratio is 3:1 ~ 1.5:1 and the mixture that the rubble that particle diameter is less than 5mm is formed.Must not damp sand be used, without hindrancely can fill up whole gap between brick every ground to make sand.With mallet, tile and joint filling sandstone are arranged smooth after filling.
Technique scheme of the present invention, mainly applies the conventional material such as tile, rubble and carries out rainwater on road surface collection, and by the stratiform that is arranged on underground permeable and collection structure, jointly complete rainwater collection or under ooze.Rainwater is permeated the ground by porous pavement, can recharge of groundwater resource, reduces road runoff coefficient, cuts down city peak flood flow, alleviates the burden of urban rainwater row drop system.Part life or Landscape image problem also can be solved, economic environmental protection by rainwater-collecting.The gas permeability of porous pavement, also to the epidemic disaster regulating urban surface environment, is improved urban ecological environment and is had positive effect.This road surface good water permeability, intensity is high, firm without the need to independent maintenance, and morphological appearance, the nonmotorized vehicle lanes such as road, garden, park, community's sidewalk, sidewalk, cycleway can be widely used in.
It should be noted that, the present invention is according to the difference of functional performance, and described base material can adopt graded broken stone, pervious concrete or mode that both combine.In addition, as without the need to rainwater-collecting or be guided to pipeline, also weeper drain of mating formation can not be adopted, and the method for oozing under adopting rainwater directly, make it flow directly into ground water regime.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (5)
1. a permeable pavement structure, it is characterized in that: described permeable pavement structure comprises successively from top to bottom and arranges by longitudinal tile (11) ground formed and to catchment layer (1), the filter layer (2) be made up of dank material, inside establish the rainwater-collecting layer (3) of weeper drain (31), and bed course (4) and original subgrade layer (5), wherein, described filter layer (2) also comprises the leveling layer (21) on upper strata and the basic unit (22) of lower floor, the tile (11) that catchments in layer (1) of described ground is in vertical longitudinal arrangement or inclination longitudinal arrangement, gap between adjacent tiles is tamped by rubble and/or fine sand.
2. permeable pavement structure according to claim 1, it is characterized in that: described leveling layer (21) to be mixed with fine sand by cement and is paved into, volume ratio between described cement and fine sand is 1 ~ 1.5:12 ~ 16, wherein, the mud content in fine sand is less than 2%, clod content is less than 1%, moisture content is less than 3%.
3. permeable pavement structure according to claim 2, is characterized in that: the coefficient of permeability of described leveling layer is at least 2.0 × 10
-2cm/s, thickness are 30 ~ 50mm.
4. permeable pavement structure according to claim 1, is characterized in that: described basic unit (22) is paved into by graded broken stone or pervious concrete, and thickness is not more than 100mm.
5. permeable pavement structure according to claim 1, is characterized in that: described bed course (4) is 40 ~ 50mm medium sand or coarse sands layer, and the mud content in bed course (4) is less than 5%, clod content is less than 2%, moisture content is less than 3%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310751099.4A CN103669167B (en) | 2013-12-31 | 2013-12-31 | A kind of permeable pavement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310751099.4A CN103669167B (en) | 2013-12-31 | 2013-12-31 | A kind of permeable pavement structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103669167A CN103669167A (en) | 2014-03-26 |
| CN103669167B true CN103669167B (en) | 2016-01-06 |
Family
ID=50307884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310751099.4A Active CN103669167B (en) | 2013-12-31 | 2013-12-31 | A kind of permeable pavement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103669167B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887616B (en) * | 2016-04-13 | 2018-06-26 | 南开大学 | A kind of method that sponge urban ground strengthens water suction by underlay charcoal |
| CN107021539A (en) * | 2017-03-13 | 2017-08-08 | 河海大学 | It is a kind of can catching heavy metal porous pavement hybrid system |
| CN108086088A (en) * | 2017-11-29 | 2018-05-29 | 中科联化有限公司 | A kind of environment friendly pervious Road System of new type colorful |
| CN109457566A (en) * | 2018-12-29 | 2019-03-12 | 江苏绿和环境科技有限公司 | A kind of assembled gap porous pavement |
| CN110924255A (en) * | 2019-11-19 | 2020-03-27 | 北京顺景园林股份有限公司 | Gardens permeable pavement structure |
| CN112626958A (en) * | 2020-11-25 | 2021-04-09 | 江苏冠懋绿化工程有限公司 | Gardens permeable pavement structure |
| CN113355975A (en) * | 2021-06-24 | 2021-09-07 | 东华大学 | Water purification afforestation integral type cavernosum structure of mating formation that permeates water |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103103905A (en) * | 2011-11-11 | 2013-05-15 | 上海市政工程设计研究总院（集团）有限公司 | Road pavement draining method and drainage structure system |
| CN203065916U (en) * | 2012-12-20 | 2013-07-17 | 云南洪尧园林绿化工程有限公司 | Pavement stone laying structure |
| CN203938950U (en) * | 2013-12-31 | 2014-11-12 | 北京东方园林股份有限公司 | A kind of permeable pavement structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100976157B1 (en) * | 2008-06-10 | 2010-08-16 | 이태섭 | Permeable elastic floor structure with surface drainage and construction method |
-
2013
- 2013-12-31 CN CN201310751099.4A patent/CN103669167B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103103905A (en) * | 2011-11-11 | 2013-05-15 | 上海市政工程设计研究总院（集团）有限公司 | Road pavement draining method and drainage structure system |
| CN203065916U (en) * | 2012-12-20 | 2013-07-17 | 云南洪尧园林绿化工程有限公司 | Pavement stone laying structure |
| CN203938950U (en) * | 2013-12-31 | 2014-11-12 | 北京东方园林股份有限公司 | A kind of permeable pavement structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103669167A (en) | 2014-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103669145B (en) | A kind of paving method of permeable pavement structure | |
| CN103669167B (en) | A kind of permeable pavement structure | |
| CN102587243B (en) | Urban road water permeability cement concrete pavement structure and construction process thereof | |
| CN105887609B (en) | A kind of construction method on sponge urban ecology diafiltration ground | |
| CN103352407A (en) | Construction process of roadbed structure with sand-based water-permeable bricks | |
| CN105803894A (en) | Urban road rainwater regulation and storage system | |
| CN105735082A (en) | Water-permeable planting formwork frame and multifunctional water-permeable pavement structure system and pavement method thereof | |
| CN107386047A (en) | A kind of water-permeable brick pavement structure and its construction method | |
| CN106894311A (en) | A kind of sponge-type urban water-through bituminous paving | |
| CN106065656A (en) | Guard system and construction method is oozed under the regularization of Collapsible Loess District rainwater | |
| CN205653671U (en) | Bituminous paving permeates water in sponge type city | |
| CN205711609U (en) | Framed and the multi-functional porous pavement structural system of permeable plantation | |
| CN207362616U (en) | Permeable brick paving structure | |
| CN105401504A (en) | Concrete pavement brick capable of achieving gap water permeation and self water permeation | |
| CN110924255A (en) | Gardens permeable pavement structure | |
| CN201080590Y (en) | New water seepage floor tiles | |
| CN100417767C (en) | Water-permeable and environmentally friendly floor tiles for outdoor use | |
| CN203938950U (en) | A kind of permeable pavement structure | |
| CN2837360Y (en) | Water permeable road and pavement structure | |
| CN203654123U (en) | Porous pavement paving device for mounting longitudinal tile structures | |
| CN206721596U (en) | A kind of pavement structure of permeable road | |
| CN216006468U (en) | Garden way structure of permeating water fast | |
| CN212582321U (en) | Garden road structure of permeating water | |
| CN210194383U (en) | Road surface structure of colored runway | |
| CN2673925Y (en) | Environmental protection and water permeable brick for outdoor use |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |