CN209723194U - Drainage system of freeway - Google Patents
Drainage system of freeway Download PDFInfo
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- CN209723194U CN209723194U CN201920248755.1U CN201920248755U CN209723194U CN 209723194 U CN209723194 U CN 209723194U CN 201920248755 U CN201920248755 U CN 201920248755U CN 209723194 U CN209723194 U CN 209723194U
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- Prior art keywords
- barricade
- highway
- gutter
- drainage system
- side slope
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- 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 utility model discloses a kind of drainage system of freeway, belong to highway drainage facility technology field, the gutter including being set to highway side, and the gutter is arranged along the length direction of highway；The cross section in the gutter is in concave, including the first barricade and the second barricade, and permeable layer is equipped between first barricade and the bottom of the second barricade；First barricade is adjacent with highway edge, and side slope is equipped between the first gear coping and highway edge.By the way that side slope and gutter is arranged in highway side, rainwater can be made to flow into gutter along side slope, the first barricade and the second barricade of gutter two sides carry out enclosing to rainwater, and on the one hand ponding passes through evaporation, on the other hand by seeping under the permeable layer of bottom, while can also recharge of groundwater.The utility model has the advantages that structure and construction is simple, water utilization rate are high, is particularly suitable for the highway drainage of plains region.
Description
Technical field
The utility model belongs to highway drainage facility technology field more particularly to a kind of drainage system of freeway.
Background technique
The stabilized soil pavement on express highway roadbed road surface is very close with the relationship of water.The disease of subgrade and pavement has more
Kind, the factor for forming disease is also very much, but the effect of " water " is one of principal element, therefore the design of subgrade and pavement, construction and
In maintenance, it is necessary to attach great importance to the drainage system of subgrade and pavement, reduce harm of the water to road.Currently, the draining of highway
Facility is the gutter prefabricated in both sides of highway setting concrete, is catchmented along interval setting is multiple on the length direction in gutter
Water in sump is drained into municipal pipe by transverse drain in the lateral drainpipe of the position setting of corresponding sump by well
Net is collected.Structure is complicated for the pumping equipment of such structure, constructs cumbersome, can not rapid recharge underground water.
Utility model content
The purpose of the utility model is to provide a kind of drainage system of freeway, it is intended to solve above-mentioned to have in the prior art
Structure is complicated in the gutter of sump, construction it is cumbersome, can not rapid recharge underground water the technical issues of.
In order to solve the above technical problems, technical solution adopted in the utility model is:
A kind of drainage system of freeway, the gutter including being set to highway side, length of the gutter along highway
Spend direction setting；The cross section in the gutter is in concave, including the first barricade and the second barricade, first barricade and second
Permeable layer is equipped between the bottom of barricade；First barricade is adjacent with highway edge, the first gear coping and highway
Side slope is equipped between edge.
Preferably, the cross section of first barricade and the second barricade is the reinforced concrete structure of L-type, and described first
Barricade and the second barricade include vertical plate and horizonal base plate, and the vertical plate and bottom plate embed L-type steel mesh, first barricade
Vertical plate inboard face be inclined-plane.
Preferably, the lateral surface of the vertical plate and the bottom of bottom plate are equipped with the asphalt felt for waterproof.
Preferably, the gradient of the side slope is 1:1.5, and the gradient on the inboard inclined-plane of first barricade is 4:1.
Preferably, the permeable layer includes banketing and laid dry flag, and described banket is set to the first barricade and the second barricade
Bottom edge between, top that the laid dry flag is layed in bottom plate and bankets.
Preferably, the L-type steel mesh includes that several vertical muscle and L-type transverse bar, the vertical muscle and transverse bar are bound by tying up silk
It reticulates；The vertical muscle is parallel to road length direction, and the transverse bar is arranged perpendicular to vertical muscle；The end of the transverse bar is inside
180 ° of bending.
Preferably, the outside of second barricade is equipped with isolated gate.
Preferably, the intermediate isolating of the highway is spaced is equipped with multiple isolation strip sumps, the isolation strip sump
It is connected to the transverse drain in the roadbed of highway, the end outlet of the transverse drain is set in side slope.
Preferably, the bottom of trench in the gutter is equipped at intervals with side slope sump, adjacent side slope sump along its length
100-200 meters of interval.
The beneficial effects of adopting the technical scheme are that compared with prior art, the utility model by
Side slope and gutter is arranged in highway side, and rainwater can be made to flow into gutter, the first barricade of gutter two sides and second along side slope
Barricade carries out enclosing to rainwater, and on the one hand ponding passes through evaporation, on the other hand by seeping under the permeable layer of bottom, while can also mend
Fill underground water.The utility model has the advantages that structure and construction is simple, water utilization rate are high, is particularly suitable for plains region
Highway drainage.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the structural schematic diagram for the drainage system of freeway that the utility model one embodiment provides；
Fig. 2 is the structural schematic diagram for the drainage system of freeway that another embodiment of the utility model provides；
In figure: 1- highway, the first barricade of 2-, the second barricade of 3-, 4- side slope, 5- vertical plate, 6- bottom plate, 7- banket, 8- laid dry
Flag, 9- indulge muscle, 10- transverse bar, 11- isolated gate, the isolation strip 12- sump, 13- transverse drain, the ground 14-.
Specific embodiment
Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that and described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of drainage system of freeway as shown in Figure 1, the gutter including being set to 1 side of highway, the draining
The length direction of bank highway 1 is arranged；The cross section in the gutter is in concave, including the first barricade 2 and the second barricade 3, institute
It states and is equipped with permeable layer between the first barricade 2 and the bottom of the second barricade 3；First barricade 2 is adjacent with 1 edge of highway, described
Side slope 4 is equipped between 1 edge of top and highway of first barricade 2.Wherein, side slope is protected using arched framework grass planting, slope surface shape
At frame strength height, erosion resistibility is strong, can play a protective role to roadbed side slope.Rainwater flows into gutter along side slope, borrows
The first barricade and the second barricade for helping two sides carry out enclosing to rainwater, on the one hand rainwater is steamed in concave gutter by upper surface
It sends out, on the other hand by being seeped under the permeable layer of bottom, plays the role of recharge of groundwater, be particularly suitable for the flat land of water shortage
Area.
In a preferred embodiment of the utility model, as shown in Figure 1, the cross of first barricade 2 and the second barricade 3
Section is the reinforced concrete structure of L-type, and first barricade 2 and the second barricade 3 include vertical plate 5 and horizonal base plate 6, institute
The embedded L-type steel mesh of vertical plate 5 and bottom plate 6 is stated, the inboard face of the vertical plate 5 of first barricade 2 is inclined-plane, by inclined-plane convenience pair
Rainwater diversion.Wherein, C30 concrete is used by the concrete of the first barricade and the second barricade, and one road width is set every 15m
The subsiding crack of 2cm, and use mortar-chalked joint.In order to avoid rainwater flow is excessive, rainwater is in effect of inertia underflow in inflow gutter
The height of second barricade, can be greater than the height of the first barricade by the second barricade out, and specific difference in height designs according to the actual situation.
In a specific embodiment of the utility model, as shown in Figure 1, the bottom of the lateral surface of the vertical plate 5 and bottom plate 6
Portion is equipped with the asphalt felt for waterproof.Oily hair is laid in the outer surface of the first barricade 2 and the second barricade 3 and soil layer contact surface
Felt, and fixed with iron nail.Week is influenced during can be avoided concreting the first barricade 2 and the second barricade 3 by asphalt felt
Soil layer is enclosed, guarantees the first barricade 2 and the second smoothly molding of barricade 3.
In a specific embodiment of the utility model, as shown in Figure 1, the gradient of the side slope 4 is 1:1.5, it is described
The gradient on the inboard inclined-plane of the first barricade 2 is 4:1.Wherein, the length of side slope is larger, and the gradient is relatively slow, facilitates rainwater along side slope
It flows slowly in gutter.
In a preferred embodiment of the utility model, as shown in Figure 1, the permeable layer includes banket 7 and loose stone
Piece 8, described banket 7 are set between the first barricade 2 and 6 edge of bottom plate of the second barricade 3, and the laid dry flag 8 is layed in bottom
Plate 6 and banket 7 top.Banket in gap 30cm between the first barricade 2 and the bottom plate 6 of the second barricade 3, backfills soil compaction
The laid dry flag of 30cm thickness is laid in bottom of trench afterwards.
Wherein, the L-type steel mesh includes several vertical muscle 9 and L-type transverse bar 10, and the vertical muscle 9 and transverse bar 10 are by tying up silk
Binding reticulates；The vertical muscle 9 is parallel to 1 length direction of highway, and the transverse bar 10 is arranged perpendicular to vertical muscle 9；The transverse bar 10
End it is 180 ° of bending inside.Wherein, the iron wire that silk preferably uses diameter 2.0mm is tied up, spot welding can be used when necessary and weld, tie up silk
Head should be prevented from entering concrete cover, generate corrosion towards curved in structure.Note: binding connector preferably changes wrapping wire direction point by point
Splayed mode interlock butting；The reinforcing bar crosspoint of structure or component corner will all be bound；The friendship of intermediate flat portions
The crosspoint that crunode can staggeredly bind, but bind should be no less than the 50% of whole crosspoints；Do not allow at longitudinal measure bar splicing
It is distributed in the same cross section, it is necessary to staggeredly separate.
In another specific embodiment of the utility model, as shown in Fig. 2, the outside of second barricade 3 be equipped with every
From grid 11.Isolated gate is arranged on the original ground in the outside of the second barricade 3, isolated gate include GRC composite pillar barbed wire every
From two kinds of coral of coral and welding isolation.
In the another specific embodiment of the utility model, set as shown in Fig. 2, the intermediate isolating of the highway 1 is spaced
There are multiple isolation strip sumps 12, the isolation strip sump 12 is connected to the transverse drain 13 in the roadbed of highway 1, described
The end outlet of transverse drain 13 is set in side slope 4.Structure can sufficiently collect rainwater whereby, be particularly suitable for breadth compared with
Wide highway.It by the rainwater-collecting in the middle part of highway and can be drained on the outside of side slope by isolation strip sump and transverse drain, and
It flows into gutter.
As shown in Fig. 2, on the one hand it is water on highway pavement along its gradient that the water source in the gutter specifically includes that
It is flow to side slope, then the sink in side slope flows to gutter；Two aspects are the rainwater in side slope, also flow to draining along sink
Ditch；Three aspects are exactly that the water of central partition flow to isolation strip sump, flow to side slope further along transverse drain, the row of then flowing into
Ditch；Four aspects be exactly it is direct when raining under to interior rainwater in gutter.
In addition, the bottom of trench in the gutter is equipped at intervals with side slope sump along its length, side slope sump is set to
At permeable layer, interval 100-200 meters of adjacent side slope sump.Side slope sump compared with the prior art in side slope sump interval
Farther out, the quantity of side slope sump is substantially reduced, side slope sump passes through drainpipe again and is pooled to city planting ductwork.
The utility model is designed for the 4th system and Proterozoic Strata, and stratum and lithology are from bottom to top successively are as follows:
4th system (Q) is to rush proluvial, the brown of the proluvial origin cause of formation, isabelline clay, silty clay, silt and layer of sand alternating layers, geomorphic unit
For alluvial-proluvial plain area, route area has no surface water, and there are a small amount of rainwashes in river when rainy season；The main preservation of underground water is in Hu
The 4th system of a small bay in a river river valley rushes the sand of proluvial formation, in sand gravel stratum, from the point of view of aqueous layer plane and vertical characteristics, each water-bearing layer
Between without water barrier is stablized, hydraulic connection is close, is considered as unified water content；Main Source Of Supply is in Atmospheric precipitation and Irrigation Infiltration
And lateral runoff, discharge regime is based on man-made recovery, evaporation and lateral discharge.Underground water buried depth is larger with seasonal variety,
Therefore thickness change is larger, and continuity is poor.The rainwater on highway can be quickly collected using the utility model and infiltrates stratum,
Without in addition building sump in gutter and being laid with drainpipe.
In conclusion the utility model has the advantages that structure is simple, convenient and quick construction, can be mended by rainwater infiltration
Underground water is filled, realizes making full use of for rainwater.For highway wider for breadth, one can be arranged among highway and arrange in a row well
Rainwater in the middle part of highway is collected, is drained on the outside of side slope using transverse drain, rainwater is flow in gutter along side slope again,
Rainwater is collected by gutter, rainwater is handled by evaporation and lower infiltration in gutter.
Elaborate many details in the above description in order to fully understand the utility model, but this is practical new
Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case where novel intension, therefore the utility model is not limited by particular embodiments disclosed above.
Claims (9)
1. a kind of drainage system of freeway, it is characterised in that: the gutter including being set to highway side, the gutter edge
The length direction of highway is arranged；The cross section in the gutter is in concave, including the first barricade and the second barricade, the first gear
Permeable layer is equipped between wall and the bottom of the second barricade；First barricade is adjacent with highway edge, the top of first barricade
Side slope is equipped between Bu Yu highway edge.
2. drainage system of freeway according to claim 1, it is characterised in that: first barricade and the second barricade
Cross section is the reinforced concrete structure of L-type, and first barricade and the second barricade include vertical plate and horizonal base plate, described
Vertical plate and the embedded L-type steel mesh of bottom plate, the vertical plate inboard face of first barricade is inclined-plane.
3. drainage system of freeway according to claim 2, it is characterised in that: the lateral surface of the vertical plate and bottom plate
Bottom is equipped with the asphalt felt for waterproof.
4. drainage system of freeway according to claim 2, it is characterised in that: the gradient of the side slope is 1:1.5, institute
The gradient for stating the inboard inclined-plane of the first barricade is 4:1.
5. drainage system of freeway according to claim 2, it is characterised in that: the permeable layer includes banketing and laid dry
Flag, described banket are set between the first barricade and the bottom edge of the second barricade, the laid dry flag be layed in bottom plate and
The top banketed.
6. drainage system of freeway according to claim 2, it is characterised in that: the L-type steel mesh includes several
Vertical muscle and L-type transverse bar, the vertical muscle and transverse bar are reticulated by tying up silk binding；The vertical muscle is parallel to road length direction, described
Transverse bar is arranged perpendicular to vertical muscle；The end of the transverse bar is 180 ° of bending inside.
7. drainage system of freeway according to claim 1-6, it is characterised in that: outside second barricade
Side is equipped with isolated gate.
8. drainage system of freeway according to claim 7, it is characterised in that: the intermediate isolating of the highway is spaced
Equipped with multiple isolation strip sumps, the isolation strip sump is connected to the transverse drain in the roadbed of highway, the transverse direction
The end outlet of drainpipe is set in side slope.
9. drainage system of freeway according to claim 7, it is characterised in that: the bottom of trench in the gutter is along its length
Direction is equipped at intervals with side slope sump, and interval 100-200 meters of adjacent side slope sump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920248755.1U CN209723194U (en) | 2019-02-27 | 2019-02-27 | Drainage system of freeway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920248755.1U CN209723194U (en) | 2019-02-27 | 2019-02-27 | Drainage system of freeway |
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| Publication Number | Publication Date |
|---|---|
| CN209723194U true CN209723194U (en) | 2019-12-03 |
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ID=68684358
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920248755.1U Active CN209723194U (en) | 2019-02-27 | 2019-02-27 | Drainage system of freeway |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663767A (en) * | 2020-12-07 | 2021-04-16 | 唐从荣 | Drainage system on highway extension project construction road surface |
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2019
- 2019-02-27 CN CN201920248755.1U patent/CN209723194U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663767A (en) * | 2020-12-07 | 2021-04-16 | 唐从荣 | Drainage system on highway extension project construction road surface |
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