CN105970764A - Paving method of drainage pavement - Google Patents
Paving method of drainage pavement Download PDFInfo
- Publication number
- CN105970764A CN105970764A CN201610374705.9A CN201610374705A CN105970764A CN 105970764 A CN105970764 A CN 105970764A CN 201610374705 A CN201610374705 A CN 201610374705A CN 105970764 A CN105970764 A CN 105970764A
- Authority
- CN
- China
- Prior art keywords
- greenbelt
- press strip
- pavement
- roadbed
- road surface
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000002689 soil Substances 0.000 claims abstract description 12
- 240000000218 Cannabis sativa Species 0.000 claims abstract description 4
- 239000004746 geotextile Substances 0.000 claims description 25
- 239000004575 stone Substances 0.000 claims description 13
- 238000009412 basement excavation Methods 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 abstract 3
- 239000003673 groundwater Substances 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 3
- 230000001502 supplementation Effects 0.000 description 3
- 239000011384 asphalt concrete Substances 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000036826 Excretion Effects 0.000 description 1
- 230000003139 buffering Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive Effects 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 230000001771 impaired Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
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
- E01C11/00—Details of pavings
-
- 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
- A01G2/00—Vegetative propagation
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/002—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells
-
- 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
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The invention discloses a paving method of a drainage pavement. The paving method of the drainage pavement comprises the following steps that the soil body on the side of a motorway is excavated to the road bed elevation line, and a drainage pipeline is laid; waterproof geotechnical cloth is laid on the side close to a green belt, and the bottom of the waterproof geotechnical cloth is folded and pressed into a road bed; the road bed and a base layer are paved to the designed elevation to form a subgrade, and a water receiving pipe connected into the drainage pipeline is arranged; the top of the waterproof geotechnical cloth is folded to the top face of the subgrade, a first press bar is laid along the edge of the subgrade, and the bottom of the first press bar is flush with the top of the base layer; a pavement structure layer is paved to form a pavement, the pavement is provided with a cross slope inclining towards the side of the green belt, the top of the first press bar is flush with the top face of the pavement, and a water receiving opening is built; and the green belt is filled with soil, trees and grass are planted, and the fracture surface of the green belt is in a U shape, the centerline elevation of the green belt is lower than the pavement elevation, and the boundary of the pavement and the boundary of the green belt are smoothly connected along the natural arc surface.
Description
Technical field
The present invention is used for municipal road construction technical field, particularly relates to the laying method of a kind of drainage pavement.
Background technology
The rainwater on town road surface is mainly drained by receipts mouth of a river entrance municipal administration storm sewer at present.Receiving the mouth of a river to be positioned at by the kerbstone of road both sides, be divided into and put down into formula and side entering type two kinds, the direction of road horizontal wall inscription (including the horizontal wall inscription of driveway and footpath) is towards receiving the mouth of a river so that receiving water.The heavy rain period in city, because road drainage port water collection efficiency or drainage pipeline water flowing section are limited, often there is " water logging street " phenomenon, thus cause vehicle accident or cause the facility such as basement, house not had by water logging, cause casualties and property loss, let us has to introspect, and current town road drainage pattern is the most single.Meanwhile, because of the continuous lifting of City surface hardening ratio, in city, subsoil water can not get effectively supplementing, many Urban Underground water levels decline year by year, on the one hand have influence on the urban ecological environments such as wetland holding, plant growing, on the other hand also result in soil layer effective stress and increase, cause surface subsidence.Therefore, how to improve milliosmolarity under surface water, the subsoil water supplementing city is to be worth people to pay close attention to and thinking.
For accelerating the excretion of urban road road table water, the most common technical measures mainly road pavement structure is transformed, the pavement structure of porous is i.e. set, Shui You road table is allowed to penetrate into rapidly among pavement structure, or penetrate down into roadbed, or enter municipal administration storm sewer by the receipts water system of both sides；The former whole road structures are all permeable structures, and the latter's only part-structure layer is permeable structure.The subject matter of these technical measures is: the no matter roadbed below asphalt concrete pavement or cement concrete pavement, and pavement structure, and water is respectively provided with sensitivity.It is true that the earlier period damage of pavement structure, all the most relevant with the entrance of water, water migration in structure sheaf, the globality of asphalt concrete structure can be affected, thus damage intensity and the durability of road surface structare layer；Meanwhile, roadbed will be caused erosion and wash away by the intrusion of water, thus reduce subgrade strength.In a word, above-mentioned Pavement surface drainage mode necessarily faces the problem that pavement structure is impaired, and meanwhile, the permeable scheme of entire infrastructure layer table water of giving way oozes by under roadbed, but reduces subgrade strength while supplementing subsoil water；The permeable scheme of part-structure floor then road table water all enters municipal administration storm sewer, fails to play the effect of recharge of groundwater.
In view of this, needing to suit the remedy to the case, the correct direction solving problem should be to increase the approach of draining, and leads water in subsoil water.
Summary of the invention
For solving the problems referred to above, it can be the embodiment on designing of city road is built of " sponge city " theory with the laying method of the drainage pavement of recharge of groundwater position that the present invention provides a kind of.This programme is simple, easy, practical, low cost, can be applicable on a large scale.
The technical solution adopted for the present invention to solve the technical problems is: the laying method of a kind of drainage pavement, comprises the following steps:
S10. the excavation car lane side soil body is to elevation line at the bottom of roadbed, lays drainage pipeline；
S20. waterproof geotextiles is laid by greenbelt side, under the bottom fold press-in roadbed of waterproof geotextiles；
S30. lay roadbed and basic unit to designed elevation forms roadbed, lay the receipts water pipe accessing drainage pipeline；
S40. by waterproof geotextiles top fold to roadbed end face, laying the first press strip along shoulder, the bottom of the first press strip is concordant with basic unit top；
S50. laying road surface structare layer and form road surface, road surface has and rolls oblique horizontal wall inscription, the top of the first press strip and the either flush on road surface to greenbelt, builds the receipts mouth of a river；
S60. greenbelt bankets, tree planting, grass planting, and greenbelt section is " U "-shaped, and described greenbelt center line absolute altitude is less than grade elevation, and road surface connects according to the smooth-going of nature cambered surface with the border of greenbelt.
It is further used as the improvement of technical solution of the present invention, step S60 is buried underground the excess water receipts water pipe accessing drainage pipeline in greenbelt side, excess water income mouth is set in greenbelt, excess water income mouth is received water pipe by excess water and is accessed storm sewer, and the elevation of excess water income mouth is between grade elevation and greenbelt center line absolute altitude.
Being further used as the improvement of technical solution of the present invention, excess water is received porch and is arranged filtering screen.
It is further used as the improvement of technical solution of the present invention, also include that the step S70. excavation pavement side soil body is to elevation line at the bottom of roadbed, waterproof geotextiles is laid by greenbelt side, under the bottom fold press-in roadbed of waterproof geotextiles, lay roadbed and basic unit forms roadbed to designed elevation, by waterproof geotextiles top fold to roadbed end face, the second press strip is laid along shoulder, the bottom of the second press strip is concordant with basic unit top, lay road surface structare layer and form the road surface of footpath, the road surface of footpath has and rolls oblique horizontal wall inscription to greenbelt, the top of the second press strip and the either flush on the road surface of footpath, the road surface of footpath connects according to the smooth-going of nature cambered surface with the border of greenbelt.
It is further used as the improvement of technical solution of the present invention, in step S70, before the second press strip is laid, the second back seat, waterproof geotextiles below the second back seat compression are first set in the bottom of the second press strip.
It is further used as the improvement of technical solution of the present invention, in step S40, before the first press strip is laid, the first back seat, waterproof geotextiles below the first back seat compression are first set in the bottom of described first press strip.
Being further used as the improvement of technical solution of the present invention, in step S40, after the first press strip is laid, be provided with flat stone back seat in the outside of the first press strip, flat stone is laid at the top of flat stone back seat, and the top of flat stone is concordant with car lane dypass face and the first press strip top.
Beneficial effects of the present invention: in the present invention, greenbelt forms aguada in the side on road surface, first press strip is set at pavement boundaries, the rainwater on road surface can be allowed to rapidly enter greenbelt along horizontal wall inscription, then it is seeped in the soil body and body of groundwater by under greenbelt, prevent the water in greenbelt from entering laterally road surface simultaneously, realize rainwater level of ground water is supplemented, the present invention is the embodiment on designing of city road is built of " sponge city " theory, this programme is simple, easy, practical, low cost, can be applicable on a large scale.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is present configuration schematic diagram.
Detailed description of the invention
With reference to Fig. 1, that show the concrete structure of the preferred embodiments of the invention.Will be detailed below the construction features of each element of the present invention, and if when being described direction (upper and lower, left and right, before and after), be with the structure shown in Fig. 1 for reference to describing, but the actually used direction of the present invention be not limited thereto.
The invention provides the laying method of a kind of drainage pavement, comprise the following steps:
S10. the excavation car lane side soil body is to elevation line at the bottom of roadbed, lays drainage pipeline 62；
S20. waterproof geotextiles 5 is laid by greenbelt side, the bottom fold press-in roadbed of waterproof geotextiles 5 21 times, waterproof geotextiles 5 is set and can prevent the water in greenbelt 1 from entering laterally pavement structure basic unit 22 and roadbed scope, reduce its intensity；
S30. lay roadbed 21 and basic unit's 22 to designed elevation forms roadbed, lay the receipts water pipe accessing drainage pipeline 62；
S40. by waterproof geotextiles 5 top fold to roadbed end face, the first press strip 3 is laid along shoulder, before first press strip 3 is laid, first back seat 31 is first set in the bottom of described first press strip 3, the first back seat 31 compress below waterproof geotextiles 5, the bottom of the first press strip 3 is concordant with basic unit top, after first press strip 3 is laid, be provided with flat stone back seat 33 in the outside of the first press strip 3, flat stone 32 is laid at the top of flat stone back seat 33, and the top of flat stone 32 is concordant with car lane dypass face and the first press strip 3 top；
S50. laying road surface structare layer 23 and form road surface, road surface has and rolls oblique horizontal wall inscription, the top of the first press strip 3 and the either flush on road surface to greenbelt, builds the receipts mouth of a river, receives the mouth of a river and be designed as putting down into formula；
S60. greenbelt 1 bankets, tree planting, grass planting, greenbelt 1 section is " U "-shaped, 10cm below described greenbelt 1 center line absolute altitude as little as grade elevation, road surface connects according to the smooth-going of nature cambered surface with the border of greenbelt 1, buries the excess water receipts water pipe 61 accessing drainage pipeline 62 in greenbelt side underground, arranges excess water income mouth 6 in greenbelt 1, excess water income mouth 6 is received water pipe 61 by excess water and is accessed storm sewer 62, and the elevation of excess water income mouth 6 is less than the first press strip 3 end face absolute altitude 5cm.At excess water income mouth 6, filtering screen is set, prevents the leaves falling in greenbelt, the scraps of paper, plastic bag etc. from entering excess water and receive the mouth of a river and block；Filtering screen may also be arranged to moulding attractive in appearance and as the part of view.When the water yield entered in greenbelt 1 is excessive, it is impossible to and ooze at present, when causing water level in greenbelt to exceed the height that excess water receives the mouth of a river 6, the water of excess enters storm sewer 62, prevents the reverse cross flow of the water in greenbelt to road surface, both sides；And under normal circumstances, the water entering greenbelt 1 oozes recharge of groundwater under vertical.
nullS70. the excavation pavement side soil body is to elevation line at the bottom of roadbed，Waterproof geotextiles 5 is laid by greenbelt side，The bottom fold press-in roadbed of waterproof geotextiles 5 21 times，Lay roadbed 21 and basic unit's 22 to designed elevation forms roadbed，By waterproof geotextiles 5 top fold to roadbed end face，The second press strip 4 is laid along shoulder，The bottom of the second press strip 4 is concordant with basic unit 22 top，Before second press strip 4 is laid，First the second back seat 41 is set in the bottom of the second press strip 2，Waterproof geotextiles 5 below second back seat 41 compression，Lay road surface structare layer 23 and form the road surface of footpath，The road surface of footpath has and rolls oblique horizontal wall inscription to greenbelt 1，The top of the second press strip 2 and the either flush on the road surface of footpath，The road surface of footpath connects according to the smooth-going of nature cambered surface with the border of greenbelt 1，The rainwater on road surface is allowed to rapidly enter greenbelt along horizontal wall inscription，Then it is seeped in the soil body and body of groundwater by under greenbelt，Prevent the water in greenbelt from entering laterally road surface simultaneously，Realize rainwater level of ground water is supplemented.
In the mark traffic line of press strip (the first press strip and the second press strip) edge of greenbelt 1, forbid that driving vehicle enters greenbelt；Meanwhile, in the middle part of greenbelt, plant row's greening-tree, be used for reducing dazzle and preventing vehicle from pouring to track.
Applicable elements and the advantage of this programme are as follows:
1, the above-mentioned greenbelt that catchments is not suitable for embankment too high (height of embankment is more than pavement structure thickness and roadbed height sum) and embankment is the situation of great soil group.Because embankment is too high, the rainwater oozed under the greenbelt that catchments will inevitably enter embankment, thus have a negative impact to banketing, and then affect the stability of whole roadbed.
2, because the kerbstone that will be above road surface changes the press strip flushed with grade elevation into, the water of road surfaces does not stop, can flow in greenbelt rapidly, be equivalent to improve runoff coefficient.
3, this programme is without customizing special new type of component, and the material of each layer of pavement structure, flat stone, press strip all can keep conventional type and size.
4, using the road of this method design, when transforming in the future, car lane, bicycle lane, footpath etc. partly will not interact, particularly absolute altitude, it is not necessary to yield to mutually.Road elevation is stable with the relation of both sides platform absolute altitude, because of road reformation, both sides will not be produced impact.
5, normal vehicle operation will not enter greenbelt；Even and if be strayed into greenbelt, because of the buffering of greenbelt plant, especially greening-tree, do not easily cause vehicle accident.Meanwhile, greenbelt center line height is only below road surface 10cm, and the vehicle being strayed into is prone to therefrom roll away from.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement on the premise of spirit of the present invention, and modification or the replacement of these equivalents are all contained in the application claim limited range.
Claims (7)
1. the laying method of a drainage pavement, it is characterised in that comprise the following steps:
S10. the excavation car lane side soil body is to elevation line at the bottom of roadbed, lays drainage pipeline；
S20. waterproof geotextiles is laid by greenbelt side, under the bottom fold press-in roadbed of waterproof geotextiles；
S30. lay roadbed and basic unit to designed elevation forms roadbed, lay the receipts water pipe accessing drainage pipeline；
S40. by waterproof geotextiles top fold to roadbed end face, laying the first press strip along shoulder, the bottom of the first press strip is concordant with basic unit top；
S50. laying road surface structare layer and form road surface, road surface has and rolls oblique horizontal wall inscription, the top of the first press strip and the either flush on road surface to greenbelt, builds the receipts mouth of a river；
S60. greenbelt bankets, tree planting, grass planting, and greenbelt section is " U "-shaped, and described greenbelt center line absolute altitude is less than grade elevation, and road surface connects according to the smooth-going of nature cambered surface with the border of greenbelt.
The laying method of drainage pavement the most according to claim 1, it is characterized in that: step S60 is buried underground the excess water receipts water pipe accessing drainage pipeline in greenbelt side, excess water income mouth is set in greenbelt, excess water income mouth is received water pipe by excess water and is accessed storm sewer, and the elevation of excess water income mouth is between grade elevation and greenbelt center line absolute altitude.
The laying method of drainage pavement the most according to claim 2, it is characterised in that: excess water is received porch and is arranged filtering screen.
The laying method of drainage pavement the most according to claim 1, it is characterized in that: also include that the step S70. excavation pavement side soil body is to elevation line at the bottom of roadbed, waterproof geotextiles is laid by greenbelt side, under the bottom fold press-in roadbed of waterproof geotextiles, lay roadbed and basic unit forms roadbed to designed elevation, by waterproof geotextiles top fold to roadbed end face, the second press strip is laid along shoulder, the bottom of the second press strip is concordant with basic unit top, lay road surface structare layer and form the road surface of footpath, the road surface of footpath has and rolls oblique horizontal wall inscription to greenbelt, the top of the second press strip and the either flush on the road surface of footpath, the road surface of footpath connects according to the smooth-going of nature cambered surface with the border of greenbelt.
The laying method of drainage pavement the most according to claim 4, it is characterised in that: in step S70, before the second press strip is laid, the second back seat, waterproof geotextiles below the second back seat compression are first set in the bottom of the second press strip.
The laying method of drainage pavement the most according to claim 1, it is characterised in that: in step S40, before the first press strip is laid, the first back seat, waterproof geotextiles below the first back seat compression are first set in the bottom of described first press strip.
The laying method of drainage pavement the most according to claim 1, it is characterized in that: in step S40, after the first press strip is laid, be provided with flat stone back seat in the outside of the first press strip, flat stone is laid at the top of flat stone back seat, and the top of flat stone is concordant with car lane dypass face and the first press strip top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610374705.9A CN105970764B (en) | 2016-05-30 | 2016-05-30 | A kind of laying method of drainage pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610374705.9A CN105970764B (en) | 2016-05-30 | 2016-05-30 | A kind of laying method of drainage pavement |
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| Publication Number | Publication Date |
|---|---|
| CN105970764A true CN105970764A (en) | 2016-09-28 |
| CN105970764B CN105970764B (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610374705.9A Active CN105970764B (en) | 2016-05-30 | 2016-05-30 | A kind of laying method of drainage pavement |
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| Country | Link |
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| CN (1) | CN105970764B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436528A (en) * | 2016-11-10 | 2017-02-22 | 中国市政工程西北设计研究院有限公司 | Sidewalk pavement structure for water permeation, water storage and water discharging |
| CN106702849A (en) * | 2016-12-22 | 2017-05-24 | 江苏省科佳工程设计有限公司 | Ecological side drain |
| CN111608044A (en) * | 2020-05-29 | 2020-09-01 | 上海新园林实业有限公司 | Compromise street both sides afforestation structure of drainage and road guide |
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| CN205242205U (en) * | 2015-12-17 | 2016-05-18 | 中国电建集团贵阳勘测设计研究院有限公司 | Highway ditch |
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| KR20070038942A (en) * | 2006-12-01 | 2007-04-11 | 주식회사 동성엔지니어링 | Garbage interception structure for road |
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| CN106702849A (en) * | 2016-12-22 | 2017-05-24 | 江苏省科佳工程设计有限公司 | Ecological side drain |
| CN111608044A (en) * | 2020-05-29 | 2020-09-01 | 上海新园林实业有限公司 | Compromise street both sides afforestation structure of drainage and road guide |
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| Publication number | Publication date |
|---|---|
| CN105970764B (en) | 2018-05-11 |
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