CN109267445B - Sponge urban ecological road rainwater regulation and storage system - Google Patents

Sponge urban ecological road rainwater regulation and storage system Download PDF

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Publication number
CN109267445B
CN109267445B CN201811177435.8A CN201811177435A CN109267445B CN 109267445 B CN109267445 B CN 109267445B CN 201811177435 A CN201811177435 A CN 201811177435A CN 109267445 B CN109267445 B CN 109267445B
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China
Prior art keywords
motor vehicle
storage
rainwater
isolation belt
pavement
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CN201811177435.8A
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CN109267445A (en
Inventor
孟依柯
汪传跃
王媛
杨欢欢
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Hohai University HHU
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Hohai University HHU
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00Details of pavings
    • E01C11/22Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
    • E01C11/224Surface drainage of streets
    • E01C11/227Gutters; Channels ; Roof drainage discharge ducts set in sidewalks
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00Details of pavings
    • E01C11/22Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
    • E01C11/224Surface drainage of streets
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/045Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/10Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/02Methods or installations for obtaining or collecting drinking water or tap water from rain-water
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

Abstract

The invention discloses a sponge urban ecological road rainwater regulation and storage system, which comprises a road surface, a comprehensive pipe gallery, a sidewalk green isolation belt infiltration system, a non-motor vehicle lane isolation belt regulation and storage system and a central isolation belt regulation and storage system, wherein the road surface is provided with a plurality of rainwater pipelines; the pavement comprises a pedestrian permeable asphalt pavement, a non-motor vehicle permeable concrete pavement and a motor vehicle permeable concrete pavement; the comprehensive pipe gallery is buried under the permeable asphalt pavement; the sidewalk greening isolation belt infiltration system is positioned between the pedestrian permeable asphalt pavement and the non-motor vehicle permeable concrete pavement; the non-motor vehicle lane isolation belt storage regulating system is positioned between the non-motor vehicle pervious concrete pavement and the motor vehicle pervious concrete pavement; and a central isolation belt regulation and storage system is arranged on the other side of the motor vehicle permeable concrete pavement. The invention can realize quick drainage of the urban main road, effectively absorb rainwater in rainstorm weather, store and utilize the rainwater, realize automatic spraying of urban greening, supplement underground water, relieve the prominent problems of water resource shortage and the like.

Description

Sponge urban ecological road rainwater regulation and storage system
Technical Field
The invention relates to a rainwater regulation and storage system, in particular to a rainwater regulation and storage system for a sponge urban ecological road.
Background
With the development of national economy and the continuous improvement of ecological protection consciousness level, the sound of sponge city design and construction is higher and higher, and the requirement for realizing the collection and the cyclic utilization of rainwater is continuously provided. In urban planning and construction, urban roads occupy most of urban area, so that the function of rainwater regulation and storage of the urban roads is realized, and the urban rainwater regulation and storage device has great significance for realizing water storage, water regulation and water purification of sponge cities.
At present, the design of large, medium and small urban roads in China usually adopts a slope form of draining water from the middle to two sides, drainage wells are arranged on two sides of an automobile road and below tartar of a pedestrian road according to a certain distance standard, and the drainage wells and urban sewage are discharged into a sewage treatment plant together through a sewer. The road design form is insufficient in instantaneous road surface drainage capacity, so that temporary in heavy rain seasons, due to the fact that the number of water outlets is small, the diameter of infiltration pipelines is insufficient, garbage is accumulated to block the water outlets, and the phenomenon that cities see the sea is easy to occur. In addition, the greening space of the urban road is insufficient, the separation space of the motor vehicle lane, the non-motor vehicle lane and the sidewalk is insufficient, and the pollution of the motor vehicle lane is easy to spread to the sidewalks on two sides. Meanwhile, the design of the road at the present stage can not realize the storage and the calling of rainwater, and the rainwater flows into a drainage pipeline after falling to the ground and is directly discharged into the urban sewage system. In dry seasons, plant irrigation on the greening isolation belt needs manual spraying, urban tap water is used as irrigation water, rainwater which is difficult to realize storage is difficult to realize for automatic spraying, and waste of manpower and water resources is caused.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a sponge urban ecological road rainwater regulation and storage system, which can realize rapid rainwater infiltration in rainstorm weather, avoid rainwater accumulation and detention, store rainwater in underground embedded pipelines and automatically spray the stored rainwater for greening peripheral isolation zones in drought.
The technical scheme is as follows: the system comprises a road surface, a comprehensive pipe gallery, a sidewalk greening isolation belt infiltration system, a non-motor vehicle lane isolation belt storage system and a central isolation belt storage system; the pavement comprises a pedestrian permeable asphalt pavement, a non-motor vehicle permeable concrete pavement and a motor vehicle permeable concrete pavement; the comprehensive pipe gallery is buried under the permeable asphalt pavement; the downward-permeating system of the sidewalk green isolation belt is positioned between the pedestrian permeable asphalt pavement and the non-motor vehicle permeable concrete pavement; the non-motor vehicle lane isolation belt storage regulating system is positioned between the non-motor vehicle pervious concrete pavement and the motor vehicle pervious concrete pavement; and a central isolation belt regulation and storage system is arranged on the other side of the motor vehicle permeable concrete pavement.
The downward-permeating system of the green isolation belt of the sidewalk is of a symmetrical structure, two sides of the top of the downward-permeating system are respectively provided with a curb stone, a plurality of layers of first filter screens are connected among the curb stones, and the bottom of the downward-permeating system is provided with a concrete enclosure; a first rainwater grate is connected between the concrete barriers, and geotextile and lattice supports are arranged at the bottom of the first rainwater grate; the bottom of the lattice support is provided with a first water storage tank, and the side wall of the first water storage tank is provided with a plurality of first pressure pumps and spraying systems at intervals.
The kerbstone adopts a trapezoidal structure, and the upper surface of the kerbstone is flush with the permeable asphalt pavement of the pedestrian.
The non-motor vehicle lane isolation belt storage system is of a symmetrical structure, second water storage tanks are arranged on two sides of the non-motor vehicle lane isolation belt storage system respectively, second rainwater grates are arranged at the tops of the second water storage tanks, and a plurality of second pressure pumps and spraying systems are arranged between the second water storage tanks.
The upper surface of the second water storage tank is flush with the non-motor vehicle permeable concrete pavement and the motor vehicle permeable concrete pavement respectively.
The central isolation belt storage system is of a symmetrical structure, third water storage tanks are respectively arranged on two sides of the central isolation belt storage system, and a sunken green land is arranged in the middle of the central isolation belt storage system; the top of the third water storage tank is connected with an inclined second plant tank, and the side wall of the third water storage tank is provided with a plurality of third pressure pumps and a spraying system.
The upper surface of the sunken green land is lower than a permeable concrete pavement of the motor vehicle.
The road surface adopts a structure of slope from two sides to the middle, the slope-to-slope ratio is 1% -3%, accumulated water is guided and flows into a infiltration system.
Has the advantages that: the invention can realize the quick drainage of the urban main road, effectively absorb rainwater in heavy rain weather, control the runoff path of rainwater, solve the problems of urban inland inundation disasters, rainwater runoff pollution and the like at present; the system can absorb a large amount of rainfall for storage and utilization, realize automatic spraying of urban greening, supplement underground water, relieve the outstanding problems of water resource shortage and the like; the green area of the road can be enlarged and fully utilized, people and vehicles can be separated, and the safety and the comfort of the urban arterial road are improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the infiltration system of the sidewalk green isolation belt of the invention;
FIG. 3 is a schematic view of a non-motorized lane isolation strip storage system of the present invention;
FIG. 4 is a schematic diagram of a central median storage system of the present invention.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 to 4, the present invention includes a road surface 1, a utility tunnel 2, a sidewalk green isolation belt infiltration system 3, a non-motor vehicle lane isolation belt storage system 4 and a central isolation belt storage system 5. The pavement 1 comprises a pedestrian permeable asphalt pavement 11, a non-motor vehicle permeable concrete pavement and a motor vehicle permeable concrete pavement 12, and the pavement 1 is used for rapid rainwater infiltration, is guided into a soil layer, and enters a corresponding water storage tank through the seepage of a soil body. The pavement 1 is the foundation of the whole system operation, and according to the requirements of bearing capacity and durability, a pedestrian permeable asphalt pavement 11 is adopted on a pedestrian path, and a permeable concrete pavement is adopted on a non-motor vehicle and a motor vehicle lane. The pavement 1 is required to be made into a structure with a slope from two sides to the middle of the pavement, the slope-to-fall ratio is controlled to be 1% -3%, accumulated water is guided and flows into a infiltration system. The comprehensive pipe gallery 2 is buried under the permeable asphalt pavement 11; the sidewalk green isolation belt infiltration system 3 is positioned between the pedestrian permeable asphalt pavement 11 and the non-motor vehicle permeable concrete pavement; the non-motor vehicle lane isolation belt storage adjusting system 4 is positioned between the non-motor vehicle pervious concrete pavement and the motor vehicle pervious concrete pavement 12; the other side of the motor vehicle pervious concrete pavement 12 is provided with a central isolation strip storage system 5.
The utility tunnel 2 is buried under the pedestrian permeable asphalt pavement 11, is in the shape of a right trapezoid, has a certain slope at the top, and is convenient for rainwater seeping through the pedestrian permeable asphalt pavement 11 to flow and enter the pedestrian greening isolation belt infiltration system 3.
The sidewalk greening isolation belt infiltration system 3 can manage and control rainwater flowing into on pedestrian pavement slope and rainwater collected on the isolation belt and rainwater infiltrated underground, adopts a symmetrical structure design, and comprises a curb 31, a first filter screen 32, a first rainwater grate 33, a concrete surrounding baffle 34, a first plant groove 35, geotextile 36, a lattice support 37, a first water storage groove 38, a first pressure pump and a spraying system 39. The top of the curb 31 can be provided with a handrail to separate the sidewalk from the non-motor vehicle lane in vertical space. The kerbstone 31 is made of precast concrete blocks of right-angled trapezoid structures, the top elevation is level with the pedestrian permeable asphalt pavement 11, two notches are reserved on the bevel edge of the precast concrete blocks, and two lantern rings are arranged on the notches at intervals. First filter screen 32 is used for filtering the mixed leaf of inflow rainwater and debris, and first filter screen 32 adopts 316L stainless steel towards the mesh, sets up two-layer about. The edge of the first filter screen 32 is inserted into a notch reserved in the kerb 31, and a T-shaped pin is inserted into the collar to fix the first filter screen 32.
The sidewalk green isolation belt infiltration system 3 needs to excavate the road downwards, and after excavation, a concrete enclosure 34 is adopted for supporting. A first rainwater grate 33 is arranged between the concrete barriers 34, guides rainwater passing through the first filter screen 32 and enters the first water storage tank 38. In order to dredge and absorb rainwater absorbed by peripheral soil bodies, geotextile 36 and lattice supports 37 are arranged below the concrete enclosure 34, 400g of geotextile is adopted as the geotextile 36, two layers are alternately stacked according to the weaving direction and are arranged outside the lattice supports 37. In order to accelerate the infiltration speed of rainwater, the geotextile 36 and the lattice support 37 are obliquely placed, and the rainwater can conveniently flow in by utilizing the self-weight pressure of a soil body. Below the lattice support 37 is a first reservoir 38 for storing rainwater. According to the urban greening requirements, first plant grooves 35 are arranged at intervals outside the whole system, and the size of the first plant grooves is determined according to the growth requirements of trees. The bottom of first plant groove 35 is equipped with first force pump and spraying system 39, and first force pump communicates with each other with first aqua storage tank 38 with spraying system 39, has seted up the rectangular hole at the side of first aqua storage tank 38 to set up at rectangular hole department and filter the silk screen, filter, set up first force pump and spraying system 39 and corresponding clarification plant and pipeline, set up through time-recorder or remote control, can call the rainwater in the aqua storage tank and spray irrigation or fire control.
The non-motor vehicle lane isolation belt storage system 4 is mainly used for storing and regulating rainwater entering from the slope of the non-motor vehicle lane and isolating the non-motor vehicle lane from a motor vehicle lane by using overlying vegetation and greening. The non-motor vehicle lane isolation belt storage system 4 adopts a symmetrical structure and comprises a second rainwater grate 41, a second water storage tank 42, a second filter screen 43, a second pressure pump and a spraying system 44. Through digging in advance, set up the second aqua storage tank 42 of both sides, second aqua storage tank 42 top sets up second rainwater grate 41, and the filtration silk screen that the plant species in the green belt set up different knitting density covers on second rainwater grate 41. A second pressure pump and a spraying system 44 are arranged according to the greening interval requirement, an opening is formed in the inner side of a second water storage tank 42, a masonry enclosure is connected with a through long water storage tank at the bottom of a green belt, a second filter screen 43 covers the opening in the upper portion, and the entering rainwater is filtered again. The second force pump and spray system 44 is located between the through length reservoirs and through a timer or remote operated setting, may invoke rain in the reservoirs for spray irrigation or fire fighting.
The central isolation zone storage system 5 is the largest storage structure of the whole system, adopts a symmetrical structure and comprises a footpath trestle 51, a sunken green land 52, a third rainwater grate 53, a second plant tank 54, a third water storage tank 55, a third pressure pump and a spraying system 56. The storage and control of the rainwater are carried out by utilizing the sunken greenbelt 52 and the third water storage tank 55. Third water storage tanks 55 are arranged after two sides of the central isolation belt are excavated, the land reserved in the middle is leveled and greened, the elevation of the top end of the third water storage tank is about 0.5m lower than the elevation of the road surface of the motor way, a sunken green land 52 is formed, and a footpath trestle 51 through which pedestrians pass is arranged above the green land. An oblique second plant tank 54 is arranged above the third water storage tank 55, the inner side of the second plant tank 54 is made of geotextile, the outer side of the second plant tank 54 is made of lattice support, and redundant moisture in the soil body of the second plant tank 54 can directly permeate downwards into the third water storage tank 55 below. A third rain water grate 53 is arranged between the third water storage tank 55 and the sunken green land 52, and a filtering wire mesh is arranged on the third rain water grate 53 to filter the inflowing rain water. Depending on the capacity of the spray system, a third pressure pump and spray system 56 is arranged at intervals to spray vegetation in the second vegetation tank 54 and the submerged greens 52.
In the concrete implementation, the concrete strength of the enclosure and other structures is determined according to the engineering conditions of project sites, the structural components can be connected at the joints in a concrete cast-in-place mode, the size and the depth of the water storage tank and the width of the central isolation belt are determined according to the maximum rainfall of the city, and the varieties of turf, shrubs and forest trees planted on the green belt are determined according to the ecological conditions of the local area.
The specific implementation steps are as follows:
1. cutting and trimming the land, and making the whole road into a structure with slope from two sides to the middle in advance, wherein the slope-to-drop ratio is controlled to be 1-3%. The storage system is also embedded from two sides to the middle. Firstly, excavating comprehensive pipe galleries 2 on two sides and a sidewalk greening isolation belt infiltration system 3, putting prefabricated comprehensive pipe gallery pipelines into an excavated channel, and covering soil and compacting; the first water storage tank 38 is placed, the first plant tank 35 is arranged above the first water storage tank 38 according to greening requirements, the first pressure pump and the spraying system 39 are placed according to the position of the first plant tank 35, then the geotextile 36 and the lattice supports 37 are spliced, and transverse connecting supports can be arranged at proper positions for the lattice supports 37 in order to enhance the pressure resistance of the geotextile. Place the concrete and enclose fender 34 and first rainwater grate 33, can carry out the construction of the permeable asphalt pavement of people's bank 11 simultaneously, place trapezoidal curb 31 after the road surface construction finishes, ensure the top of curb 31 and the permeable asphalt pavement of people's bank 11 parallel and level, insert first filter screen 32 and fix at last.
2. The non-motor vehicle lane isolated area storage system 4 is excavated, the second water storage tank 42 is placed, the second water storage tank 42 can be prefabricated in a factory in sections, and the middle water storage strip and the plant tank above the middle water storage tank are integrally poured with the second water storage tank 42. The second water storage tank 42 is reserved with the position of the filtering port where the second filtering net 43 is located, a second pressure pump and a spraying system 44 are arranged according to the arrangement of plants in the plant tank, and finally the second rainwater grate 41 is covered. After the construction of the non-motor vehicle lane isolation belt storage adjusting system 4 is completed, the construction of the non-motor vehicle lane permeable concrete pavement 13 can be carried out, and the pavement elevation is ensured to be flush with the second rainwater grate 41.
3. And (3) excavating the central isolation zone storage system 5, placing third water storage tanks 55 at two sides, trimming the middle green land part to form a sunken green land 52, keeping a height difference of 0.5-0.8m with the top end of the motor vehicle lane, pre-casting the third water storage tanks 55 in sections in advance, integrally casting the third water storage tanks with the second plant tank 54 above, and arranging vertical supports according to specific bearing capacity requirements. The third pressure pump and sprinkler system 56 determines the specific location placement depending on plant sprinkler requirements. A walkway trestle 51 is provided above the intermediate sunken green land 52.
In actual stormy weather, rainwater can rapidly infiltrate down into the soil below the road through the asphalt and concrete permeable pavement. The retained rainwater can be converged into each regulation and storage system following the slope of the road, and the urban irrigation fire-fighting water can be obtained through the filtration of the filtering wire meshes and the rainwater grates of each system and stored in the corresponding water storage tanks. When the water storage tanks at two sides of the middle sunken green land are full, the sunken green land can be overflowed, and the footpath trestle is temporarily closed at the moment. When the whole storage regulating system exceeds the storage capacity, the system can discharge the flood to lakes and rivers through the communicated urban pipelines. When urban afforestation needs to irrigate, can carry out the sprinkling irrigation to afforestation along the way through remote control terminal.

Claims (7)

1. A sponge urban ecological road rainwater regulation and storage system is characterized by comprising a road surface (1), a comprehensive pipe gallery (2), a sidewalk greening isolation belt infiltration system (3), a non-motor vehicle lane isolation belt regulation and storage system (4) and a central isolation belt regulation and storage system (5); the pavement (1) comprises a pedestrian permeable asphalt pavement (11), a non-motor vehicle permeable concrete pavement and a motor vehicle permeable concrete pavement (12); the comprehensive pipe gallery (2) is buried under the permeable asphalt pavement (11); the downward-permeating system (3) of the sidewalk green isolation belt is positioned between a pedestrian permeable asphalt pavement (11) and a non-motor vehicle permeable concrete pavement; the non-motor vehicle lane isolation belt storage regulating system (4) is positioned between the non-motor vehicle permeable concrete pavement and the motor vehicle permeable concrete pavement (12); the other side of the motor vehicle pervious concrete pavement (12) is provided with a central isolation belt storage system (5), the sidewalk greening isolation belt infiltration system (3) is of a symmetrical structure, both sides of the top of the sidewalk greening isolation belt infiltration system are respectively provided with a curb stone (31), a plurality of layers of first filter screens (32) are connected between the curb stones (31), and the bottom of the curb stones is provided with a concrete enclosure (34); a first rainwater grate (33) is connected between the concrete barriers (34), and geotextile (36) and lattice supports (37) are arranged at the bottom of the first rainwater grate; the bottom of the lattice support (37) is provided with a first water storage tank (38), and the side wall of the first water storage tank (38) is provided with a plurality of first pressure pumps and spraying systems (39) at intervals.
2. The rainwater storage system for the sponge urban ecological road according to claim 1, wherein the kerbstone (31) is of a trapezoidal structure, and the upper surface of the kerbstone (31) is flush with the pedestrian permeable asphalt pavement (11).
3. The sponge urban ecological road rainwater storage system according to claim 1, wherein the non-motor vehicle lane isolation belt storage system (4) is of a symmetrical structure, the two sides of the non-motor vehicle lane isolation belt storage system are respectively provided with a second water storage tank (42), the top of the second water storage tank (42) is provided with a second rainwater grate (41), and a plurality of second pressure pumps and spraying systems (44) are arranged between the second water storage tanks (42).
4. A sponge urban ecological road rainwater storage system according to claim 3, characterized in that the upper surface of said second reservoir (42) is flush with the non-motor vehicle pervious concrete pavement and the motor vehicle pervious concrete pavement (12), respectively.
5. The rainwater storage and regulation system for sponge urban ecological roads according to claim 1, characterized in that the central isolation strip storage and regulation system (5) is of a symmetrical structure, and is provided with third water storage tanks (55) at two sides and a sunken green land (52) in the middle; the top of the third water storage tank (55) is connected with an inclined second plant tank (54), and the side wall of the third water storage tank is provided with a plurality of third pressure pumps and spraying systems (56).
6. A sponge urban ecological road rainwater storage system according to claim 5, characterized in that the upper surface of said sunken greenbelt (52) is lower than the pervious concrete road surface (12) of the motor vehicle.
7. The rainwater storage and regulation system for the sponge urban ecological road according to claim 1 is characterized in that the road surface (1) adopts a structure with slope from two sides to the middle, and the slope-to-slope ratio is 1% -3%.
CN201811177435.8A 2018-10-10 2018-10-10 Sponge urban ecological road rainwater regulation and storage system Active CN109267445B (en)

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CN109267445B true CN109267445B (en) 2020-09-18

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109944312B (en) * 2019-03-06 2020-07-31 南京工业大学 Floating decanting type ecological rainwater storage tank for sponge city construction
CN110344441A (en) * 2019-07-12 2019-10-18 中国建筑一局(集团)有限公司 It is a kind of to design the sponge urban road and road construction method for having pipe gallery
CN111424705A (en) * 2020-03-30 2020-07-17 中国一冶集团有限公司 Utility tunnel and sponge city system
CN111926735B (en) * 2020-07-29 2021-05-07 深圳市八骏环境景观有限公司 Road greening isolation belt for sponge city and construction method thereof

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Publication number Priority date Publication date Assignee Title
CN104988825A (en) * 2015-07-09 2015-10-21 东南大学 Ecological road engineering system
CN206256332U (en) * 2016-06-30 2017-06-16 蒋春 A kind of road surface for exempting from the hollow drain cap of curb band
CN207362631U (en) * 2017-10-27 2018-05-15 江苏金腾园林建设有限公司 A kind of road rain water recovery system of sponge urban construction

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104988825A (en) * 2015-07-09 2015-10-21 东南大学 Ecological road engineering system
CN206256332U (en) * 2016-06-30 2017-06-16 蒋春 A kind of road surface for exempting from the hollow drain cap of curb band
CN207362631U (en) * 2017-10-27 2018-05-15 江苏金腾园林建设有限公司 A kind of road rain water recovery system of sponge urban construction

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