CN111172831A - Sponge urban road - Google Patents

Sponge urban road Download PDF

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Publication number
CN111172831A
CN111172831A CN202010096809.4A CN202010096809A CN111172831A CN 111172831 A CN111172831 A CN 111172831A CN 202010096809 A CN202010096809 A CN 202010096809A CN 111172831 A CN111172831 A CN 111172831A
Authority
CN
China
Prior art keywords
baffle
water
rainwater
storage tank
urban road
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.)
Pending
Application number
CN202010096809.4A
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Chinese (zh)
Inventor
王彬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Xuhui Planning And Architectural Design Co Ltd
Original Assignee
Shanghai Xuhui Planning And Architectural Design Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Xuhui Planning And Architectural Design Co Ltd filed Critical Shanghai Xuhui Planning And Architectural Design Co Ltd
Priority to CN202010096809.4A priority Critical patent/CN111172831A/en
Publication of CN111172831A publication Critical patent/CN111172831A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
    • E01C1/002—Design or lay-out of roads, e.g. street systems, cross-sections ; Design for noise abatement, e.g. sunken road
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G27/00—Self-acting watering devices, e.g. for flower-pots
    • A01G27/02—Self-acting watering devices, e.g. for flower-pots having a water reservoir, the main part thereof being located wholly around or directly beside the growth substrate
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00—Details of pavings
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00—Details of pavings
    • E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
    • E01C11/224—Surface drainage of streets
    • E01C11/227—Gutters; Channels ; Roof drainage discharge ducts set in sidewalks
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108—Rainwater harvesting

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sewage (AREA)
  • Road Paving Structures (AREA)

Abstract

The invention relates to a sponge urban road, belonging to the technical field of urban roads, and the technical scheme is characterized in that the sponge urban road comprises traffic lanes and a water storage tank, wherein the water storage tank is fixedly arranged at the bottom position between the adjacent traffic lanes; one side of lane is provided with baffle and communicating pipe, and the top of storage water tank is arranged in to the baffle, and the bottom of baffle is arranged in to the top of communicating pipe, and the bottom of communicating pipe is linked together with the storage water tank after passing the lane, reaches the effect that improves the rainwater and collect and use.

Description

Sponge urban road
Technical Field
The invention relates to the technical field of urban roads, in particular to a sponge urban road.
Background
With the continuous development of cities, a plurality of 'over-urbanization' phenomena occur, a series of contradictions and problems called 'urban diseases' are generated, one important reason is that too much cement land occupies woodlands, grasslands, lakes and wetlands capable of conserving water sources, natural water circulation is cut off, rainwater comes in and can be only drained as sewage, and the amount of underground water is reduced.
There is a chinese patent with reference to publication No. CN208718035U, which discloses a sponge urban road, comprising: the side surface of the traffic lane is provided with a first connecting end; the green belt is provided with a second connecting end, the first connecting end is attached to the second connecting end, and the elevation of the traffic lane is greater than that of the second connecting end; the green belt is provided with a water storage tank, a drainage component is arranged between the traffic lane and the green belt, and the drainage component is used for draining water in the traffic lane into the water storage tank.
The above prior art solutions have the following drawbacks: when the sponge urban road is used, rainwater on a traffic lane permeates into the water storage tank from the green belt, and when the rainwater amount is large, plants at the position of the green belt are soaked by the rainwater for a long time, so that the plants are not beneficial to growth; when the rainwater volume is not enough, the rainwater can not permeate the reservoir, and the sponge urban road can not play the effect of collecting water resources.
Disclosure of Invention
The invention aims to provide a sponge urban road, which collects rainwater on a traffic lane into a water storage tank for later use so as to achieve the effect of improving rainwater collection and use.
The technical purpose of the invention is realized by the following technical scheme:
a sponge urban road comprises traffic lanes and a water storage tank, wherein the water storage tank is fixedly arranged at the bottom position between the adjacent traffic lanes; one side of lane is provided with baffle and communicating pipe, and the top of storage water tank is arranged in to the baffle, and the bottom of baffle is arranged in to the top of communicating pipe, and the bottom of communicating pipe is linked together with the storage water tank after passing the lane.
According to the technical scheme, when the sponge urban road is built, the water storage tank is placed at the bottom between the adjacent traffic lanes, the baffle is placed above the water storage tank, the baffle is fixedly connected with the traffic lanes, then the bottom of the baffle is communicated with the water storage tank through the communicating pipe, rainwater on the traffic lanes is collected into the baffle, then the rainwater flows into the water storage tank through the communicating pipe, and the rainwater is collected into the water storage tank for later use.
The invention is further configured to: the baffle is the design of curved surface form, and the horizontal rigid coupling in top of baffle has the folded plate, and the elevation of folded plate is less than the elevation of lane.
Through above-mentioned technical scheme, set up the baffle into the curved surface form for the rainwater flows into communicating pipe along the curved surface of baffle, strengthens the baffle to the collection and the transport effect of rainwater, sets up to have the effect of blockking at the folded plate on baffle top to the rainwater, prevents that the rainwater from outwards splashing, further improves the collection effect to the rainwater, strengthens the availability factor of baffle.
The invention is further configured to: the communicating pipe is provided with many, and many even intervals of communicating pipe set up.
Through above-mentioned technical scheme, communicating pipe is used for carrying the rainwater that the baffle was collected in the water storage tank, and even interval of communicating pipe is provided with many, improves the transport efficiency of rainwater, further strengthens the collection effect to the rainwater.
The invention is further configured to: the top position department of communicating pipe is provided with the screen cloth, and the screen cloth is arranged in the lane and is close to one side of storage water tank, and screen cloth and lane fixed connection.
Through above-mentioned technical scheme, the screen cloth that sets up in communicating pipe top position department carries impurity to the rainwater in has the filtering action, prevents that impurity from entering into communicating pipe inside and causing the jam to communicating pipe, further improves the collection effect to the rainwater.
The invention is further configured to: the filter has been set up to the top of baffle, and the one end and the travelway of filter are fixed continuous, and the other end and the folded plate of filter are fixed continuous.
Through above-mentioned technical scheme, the filter that sets up above the baffle has the filtering action to the rainwater on the lane, prevents that the rainwater from carrying in impurity enters into the baffle, reduces to cause the jam to communicating pipe, improves the collection effect to the rainwater.
The invention is further configured to: the top of storage water tank has seted up the evaporation orifice, and the upper surface of storage water tank has laid the non-woven fabrics, and the non-woven fabrics upper berth is equipped with the loam layer that supplies to plant.
Through above-mentioned technical scheme, set up the evaporation pore at the top of storage water tank to lay the non-woven fabrics at the storage water tank upper surface, lay dirt bed and afforest on the non-woven fabrics, make the water in the storage water tank supply water through evaporation pore pair green planting, strengthen the utilization of the rainwater in the storage water tank, improve the high-efficient use that the rainwater was collected.
The invention is further configured to: and a water guide pipe is arranged between every two adjacent lanes and is communicated with the water storage tank after penetrating through the soil layer and the non-woven fabric.
Through above-mentioned technical scheme, the aqueduct sets up with the storage water tank intercommunication, and outside the water in the storage water tank can supply green planting, can use suction pump and aqueduct intercommunication, takes out the rainwater of storage water tank inside for green planting waters and sprays the lane road surface, strengthens the protection to environment and green planting, further improves the utilization effect to the rainwater in the storage water tank.
The invention is further configured to: the water storage tank, the baffle, the folded plate and the water guide pipe are made of stainless steel.
Through above-mentioned technical scheme, storage water tank, baffle, folded plate and aqueduct and rainwater direct contact set up storage water tank, baffle, folded plate and aqueduct into stainless steel's storage water tank, baffle, folded plate and aqueduct, reinforcing corrosion resistance, strengthen the protection to improve life, reinforcing result of use.
In conclusion, the beneficial technical effects of the invention are as follows:
1. the water storage tank is arranged between the adjacent lanes, and the bottom end of the baffle is communicated with the water storage tank by the communicating pipe, so that rainwater on the lanes is collected into the baffle, and then the rainwater flows into the water storage tank through the communicating pipe, so that the rainwater is collected into the water storage tank for later use, and the rainwater collection and use effects are improved;
2. the screen is arranged at the top end of the communicating pipe, so that the screen has a filtering effect on impurities carried in the rainwater, the impurities are prevented from entering the communicating pipe to block the communicating pipe, and the rainwater collecting effect is further improved;
3. the water guide pipe is arranged between the adjacent traffic lanes, penetrates through the mud layer and the non-woven fabric and then is communicated with the water storage tank, and extracts rainwater in the water storage tank to water green plants and spray the road surface of the traffic lane, so that the environment and the green plants are protected, and the utilization effect of the rainwater in the water storage tank is further improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a schematic cross-sectional structure diagram of the present embodiment.
Reference numerals: 1. a roadway; 2. a water storage tank; 21. an evaporation hole; 3. a baffle plate; 31. folding the plate; 32. screening a screen; 4. a communicating pipe; 5. a filter plate; 6. non-woven fabrics; 7. a layer of clay; 8. a water conduit.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to fig. 1 and 3, a sponge urban road comprises traffic lanes 1 and a water storage tank 2, wherein the water storage tank 2 is fixedly arranged at the bottom position between the adjacent traffic lanes 1; one side of lane 1 is provided with baffle 3 and communicating pipe 4, and baffle 3 arranges the top of storage water tank 2 in, and the bottom of baffle 3 is arranged in on the top of communicating pipe 4, and is linked together with storage water tank 2 after the bottom of communicating pipe 4 passes lane 1, collects the rainwater among the prior art and the condition that the rainwater utilization ratio is low, and this embodiment has reached the effect that improves the rainwater and collect and use.
With reference to fig. 2 and 3, when the sponge urban road is constructed, the water storage tank 2 is placed at the bottom between the adjacent traffic lanes 1, the baffle 3 is placed above the water storage tank 2, the baffle 3 is fixedly connected with the traffic lanes 1, then the bottom of the baffle 3 is communicated with the water storage tank 2 through the communicating pipes 4, rainwater on the traffic lanes 1 is collected into the baffle 3, then the rainwater flows into the water storage tank 2 through the communicating pipes 4, the communicating pipes 4 are provided with a plurality of communicating pipes 4, the conveying efficiency of the rainwater is improved, and the rainwater collecting effect is further enhanced; baffle 3 is the design of curved surface form for the rainwater flows in communicating pipe 4 along baffle 3's curved surface, strengthens baffle 3 to the collection and the transport effect of rainwater, and the horizontal rigid coupling in top of baffle 3 has folded plate 31, and the elevation of folded plate 31 is less than the elevation of lane 1, and folded plate 31 has the effect of blockking to the rainwater, prevents that the rainwater from outwards splashing, further improves the collection effect to the rainwater, strengthens baffle 3's availability factor.
With reference to fig. 2 and 3, the screen 32 is disposed at the top end of the communication pipe 4, the screen 32 is disposed on one side of the traffic lane 1 close to the water storage tank 2, the screen 32 is fixedly connected to the traffic lane 1, the screen 32 has a filtering effect on impurities carried in rainwater, the impurities are prevented from entering the communication pipe 4 to block the communication pipe 4, and a rainwater collection effect is improved; the filter 5 has been set up to the top of baffle 3, and the one end of filter 5 links to each other with carriageway 1 is fixed, and the other end of filter 5 links to each other with folded plate 31 is fixed, and filter 5 has the filtering action to the rainwater on the carriageway 1, prevents that the rainwater from carrying impurity and entering into baffle 3 in, reduces to cause the jam communicating pipe 4, further improves the collection effect to the rainwater.
With reference to fig. 2 and 3, the top of the water storage tank 2 is provided with evaporation holes 21, the non-woven fabric 6 is laid on the upper surface of the water storage tank 2, and a soil layer 7 for planting is laid on the non-woven fabric 6, so that water in the water storage tank 2 can supply water to green plants through the evaporation holes 21, the utilization of rainwater in the water storage tank 2 is enhanced, and the efficient use of rainwater collection is improved; a water guide pipe 8 is arranged between the adjacent lanes 1, the water guide pipe 8 penetrates through a mud layer 7 and a non-woven fabric 6 and then is communicated with a water storage tank 2, water in the water storage tank 2 can be supplied to green plants, a water suction pump can be used to be communicated with the water guide pipe 8, rainwater in the water storage tank 2 is pumped out through the water guide pipe 8 to water the green plants and spray the road surface of the lanes 1, the environment and the green plants are protected, and the utilization effect of the rainwater in the water storage tank 2 is further improved.
Combine fig. 2 and fig. 3, storage water tank 2, baffle 3, folded plate 31 and aqueduct 8 and rainwater direct contact set up storage water tank 2, baffle 3, folded plate 31 and aqueduct 8 into stainless steel's storage water tank 2, baffle 3, folded plate 31 and aqueduct 8, strengthen corrosion resistance, strengthen the protection to improve life, reinforcing result of use.
The implementation principle of the embodiment is as follows: when the sponge urban road is built, the water storage tank 2 is placed at the bottom between the adjacent traffic lanes 1, the baffle plate 3 is placed above the water storage tank 2, the baffle plate 3 is fixedly connected with the traffic lanes 1, then the bottom of the baffle plate 3 is communicated with the water storage tank 2 through the communicating pipe 4, rainwater on the traffic lanes 1 is collected into the baffle plate 3, then the rainwater flows into the water storage tank 2 through the communicating pipe 4, the folded plate 31 at the top end of the baffle plate 3 has a blocking effect on the rainwater, the rainwater is prevented from splashing from the top end of the baffle plate 3, and the rainwater collection effect is improved; the screen 32 at the top end of the communicating pipe 4 and the filter plate 5 at the top of the baffle plate 3 have a filtering effect on impurities in the rainwater, so that the communicating pipe 4 is prevented from being blocked by the impurities, and the rainwater collecting effect is improved; the rainwater sees through the evaporation hole 21 of storage water tank 2 and supplies water green planting, can use suction pump and aqueduct 8 intercommunication, takes out the rainwater of 2 inside storage water tanks through aqueduct 8 and waters and spray lane 1 road surface for green planting, strengthens the protection of planting environment and green, further improves the utilization effect to the rainwater in storage water tank 2, to sum up, this sponge urban road has reached the effect that improves the rainwater and collect and use.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (8)

1. A sponge urban road which is characterized in that: the water storage device comprises traffic lanes (1) and a water storage tank (2), wherein the water storage tank (2) is fixedly arranged at the bottom position between the adjacent traffic lanes (1); one side of lane (1) is provided with baffle (3) and communicating pipe (4), and the top of storage water tank (2) is arranged in baffle (3), and the bottom of baffle (3) is arranged in on the top of communicating pipe (4), and is linked together with storage water tank (2) behind lane (1) is passed to the bottom of communicating pipe (4).
2. The sponge urban road according to claim 1, characterized in that: baffle (3) are the design of curved surface form, and the horizontal rigid coupling in top of baffle (3) has folded plate (31), and the elevation of folded plate (31) is less than the elevation of lane (1).
3. The sponge urban road according to claim 1, characterized in that: the communicating pipes (4) are provided with a plurality of communicating pipes, and the communicating pipes (4) are arranged at even intervals.
4. The sponge urban road according to claim 1, characterized in that: the top end of the communicating pipe (4) is provided with a screen (32), the screen (32) is arranged on one side, close to the water storage tank (2), of the traffic lane (1), and the screen (32) is fixedly connected with the traffic lane (1).
5. The sponge urban road according to claim 1, characterized in that: the top of baffle (3) has been set up filter (5), and the one end and the travelway (1) of filter (5) are fixed continuous, and the other end and folded plate (31) of filter (5) are fixed continuous.
6. The sponge urban road according to claim 1, characterized in that: evaporation hole (21) have been seted up at the top of storage water tank (2), and the upper surface of storage water tank (2) has laid non-woven fabrics (6), and non-woven fabrics (6) upper berth is equipped with soil horizon (7) that supply to plant.
7. The sponge urban road according to claim 1, characterized in that: a water guide pipe (8) is arranged between the adjacent lanes (1), and the water guide pipe (8) penetrates through the soil layer (7) and the non-woven fabric (6) and then is communicated with the water storage tank (2).
8. The sponge urban road of claim 7, wherein: the water storage tank (2), the baffle (3), the folded plate (31) and the water guide pipe (8) are made of stainless steel, and the water storage tank (2), the baffle (3), the folded plate (31) and the water guide pipe (8) are made of stainless steel.
CN202010096809.4A 2020-02-17 2020-02-17 Sponge urban road Pending CN111172831A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010096809.4A CN111172831A (en) 2020-02-17 2020-02-17 Sponge urban road

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Application Number Priority Date Filing Date Title
CN202010096809.4A CN111172831A (en) 2020-02-17 2020-02-17 Sponge urban road

Publications (1)

Publication Number Publication Date
CN111172831A true CN111172831A (en) 2020-05-19

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111893823A (en) * 2020-07-30 2020-11-06 宁波市天莱园林建设工程有限公司 Permeable road and paving method thereof
CN112127458A (en) * 2020-09-10 2020-12-25 苏州三正路面工程有限公司 Urban rainwater and sewage pipeline arrangement process

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206956904U (en) * 2017-04-05 2018-02-02 吕武学 The novel rainwater double-edged fine-toothed comb that a kind of suitable sponge city uses
CN108755903A (en) * 2018-08-20 2018-11-06 广东名颉木业家具装饰有限公司 Sponge urban road
CN208280261U (en) * 2018-05-12 2018-12-25 绍兴裕和环境建设有限公司 A kind of rain water collecting system applied to sponge city
CN208500517U (en) * 2018-04-24 2019-02-15 王雪峰 A kind of biological cleaning stranded belt for sponge urban municipal road
CN209276935U (en) * 2018-11-13 2019-08-20 河南省景观规划设计研究院有限公司 A kind of sponge urban ecology vegetation ditch

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206956904U (en) * 2017-04-05 2018-02-02 吕武学 The novel rainwater double-edged fine-toothed comb that a kind of suitable sponge city uses
CN208500517U (en) * 2018-04-24 2019-02-15 王雪峰 A kind of biological cleaning stranded belt for sponge urban municipal road
CN208280261U (en) * 2018-05-12 2018-12-25 绍兴裕和环境建设有限公司 A kind of rain water collecting system applied to sponge city
CN108755903A (en) * 2018-08-20 2018-11-06 广东名颉木业家具装饰有限公司 Sponge urban road
CN209276935U (en) * 2018-11-13 2019-08-20 河南省景观规划设计研究院有限公司 A kind of sponge urban ecology vegetation ditch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111893823A (en) * 2020-07-30 2020-11-06 宁波市天莱园林建设工程有限公司 Permeable road and paving method thereof
CN112127458A (en) * 2020-09-10 2020-12-25 苏州三正路面工程有限公司 Urban rainwater and sewage pipeline arrangement process

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Application publication date: 20200519

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