CN206553848U - Embankment section road surface edge structure - Google Patents
Embankment section road surface edge structure Download PDFInfo
- Publication number
- CN206553848U CN206553848U CN201720077402.0U CN201720077402U CN206553848U CN 206553848 U CN206553848 U CN 206553848U CN 201720077402 U CN201720077402 U CN 201720077402U CN 206553848 U CN206553848 U CN 206553848U
- Authority
- CN
- China
- Prior art keywords
- road surface
- roadbed
- permeable layer
- water
- thickness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of embankment section road surface edge structure, including road surface, the roadbed for supporting road surface is provided with below the road surface, the roadbed includes cement stabilized macadam base and gravel-sorted subbase, the roadbed stretches out the step that the part on road surface is set to uniformly extend downwardly along oneself height direction, the permeable layer of connection road surface bottom is provided with the roadbed of step, sealant is fixedly installed on the permeable layer, the surface that the roadbed is contacted with road surface and permeable layer is provided with anti-seepage geotextile, the pavement edge is provided with blocks water band for dash, described block is provided with insertion sealant outside water band, the water suction post of permeable layer and roadbed.The utility model achieves the beneficial effect of enhancing structure steadiness by the support of Subgrade on Pavement, and sealant plays the auxiliary beneficial effect for further enhancing road surface drainage efficiency with anti-seepage geotextile.
Description
Technical field
The utility model is related to a kind of embankment section structure, more specifically, it relates to a kind of embankment section road surface edge
Structure.
Background technology
At present, build total kilometrage number with National Highway being continuously increased, many highways earlier built
Problem is also with can not such as carry more than 80 tons of traction engine, the reason for except in terms of pavement construction construction, roadbed is built
Facility work is also important aspect, the roadbed of current highway all be pure crushed stone concrete structure, lead
Cause weight, the pressure ratio of carrying relatively limited.
A kind of highway filled-up ground is disclosed in the patent of Application No. " 201520891428.X ", this roadbed leads to
Cross set on foundation stone layer by broken granite and coagulation local soil type into middle back-up coat strengthen the structural strength of roadbed so that
Obtaining roadbed has firm structure, but is due to that this structure only strengthens itself robust structure, if in more moist environment,
Loosely organized because the long-term of soil is influenceed by water near roadbed, time length is just easily deformed long afterwards, leads to not continue to support
Roadbed, causes road to deform.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is the embankment section for providing a kind of stabilized structure
Road surface edge structure.
To realize above-mentioned technical purpose, the utility model provides following technical scheme：A kind of embankment section road surface edge
The roadbed for supporting road surface is provided with below structure, including road surface, the road surface, the roadbed includes cement stabilized macadam base
Layer and gravel-sorted subbase, the roadbed stretch out the platform that the part on road surface is set to uniformly extend downwardly along oneself height direction
It is stepped, it is provided with the roadbed of step on the permeable layer of connection road surface bottom, the permeable layer and is fixedly installed sealing
Layer, the roadbed is provided with anti-seepage geotextile with the surface that road surface and permeable layer are contacted, and the pavement edge is provided with for keeping off
Water blocks water band, described to block laminating in the sleeve pipe that insertion sealant, permeable layer and roadbed are provided with outside water band, described sleeve pipe and be arranged
The filter opening for entering for supplying water and stopping impurity is provided with the water suction post that useful water-absorbing sponge is made, described sleeve pipe.
By using above-mentioned technical proposal, using graded broken stone as underlayment, there is sky between the rubble of different-grain diameter
Gap, ventilative water permeability preferably, after the rubble compacting that paving is sprinkled upon on soil matrix, can promote sticky soil matrix fully to be contacted with rubble,
So that sticky soil matrix consolidation.Cement stabilized macadam base is laid on gravel-sorted subbase again, by cement and rubble
Mixing, can form constitutionally stable no slump concrete, so as to further enhance the steadiness of roadbed so that roadbed upper berth
If road surface equally have robust structure, roadbed upper surface lay anti-seepage geotextile can effectively prevent the water on road surface from entering
Enter into roadbed, while the edge of the step of roadbed also can further guide road surface Shang Shuixiang roads to flow on both sides of the road, so that
Water can be avoided to penetrate into roadbed, cause the problem of sticky soil matrix steadiness contacted with roadbed declines, achieve enhancing knot
The beneficial effect of structure steadiness.Block water band what pavement edge was set and can stop water on road surface along road surface and sealing layer surface
It flow in the soil of both sides of the road, it is to avoid the soil texture of both sides of the road is loose, therefore can further limit the water on road surface
It can only remain in permeable layer, achieve the auxiliary beneficial effect for further enhancing road surface drainage efficiency；Insertion sealant, permeable layer and
The water suction post of roadbed solve road by vehicle oppression can the deformation of oriented both sides trend, branch is played to roadbed and permeable layer
Fixation is supportted, the auxiliary beneficial effect for further enhancing structural soundness is achieved.
Preferably, the road surface includes the AC-25C coarse grain formula bitumen concretes being filled on anti-seepage geotextile, the AC-
Grain formula bitumen concrete and AC-13C particulate formula bitumen concretes in AC-20C are sequentially coated with 25C coarse grain formula bitumen concretes.
By using above-mentioned technical proposal, bitumen concrete is respectively coarse grain formula, middle grain formula and particulate formula, bitumen concrete from bottom to top
Between gap constantly diminish, AC-25C coarse grain formulas bitumen concrete can be played preferably to grain formula bitumen concrete in more close AC-20C
Supporting role, while grain formula bitumen concrete also can have preferable supporting role to AC-13C particulate formula bitumen concretes in AC-20C, so that
Constantly the density on enhancing road surface, achieves the beneficial effect for making the structure on road surface more stable, while the sky of road surface from up to down
Gap constantly increases, it helps the excretion of water on road surface, achieves the auxiliary beneficial effect for improving drainage efficiency.
Preferably, the permeable layer uses particle diameter to be mixed for 4 ~ 6mm gravelly soil.
By using above-mentioned technical proposal, roadbed can be played a supporting role by gravelly soil, while between gravelly soil
Gap can also supply water and flow through, the structure between rubble is stablized relatively, will not be influenceed by current, therefore just can obtain increasing
The beneficial effect of strong structure stability.
Preferably, the sealant is formed using C25 concrete cast-in-situs.
By using above-mentioned technical proposal, C25 concrete has good water proofing property, can play preferably anti-to permeable layer
Shield is acted on, while C25 concrete can at least bear 25Mpa pressure, thus also can road pavement equally play the firm work of support
With.
Preferably, the part that the water suction post protrudes from road surface, which is higher than, blocks water band.
By using above-mentioned technical proposal, the part on water suction post protrusion road surface can be used as guardrail, so as to obtain
The beneficial effect of protection human pilot.
Preferably, the AC-13C particulates formula bitumen concrete thickness is 4cm, grain formula bitumen concrete thickness is in the AC-20C
6cm, the AC-25C coarse grain formula bitumen concrete thickness is 7cm, and the anti-seepage geotextile thickness is 1cm, the cement stabilized macadam
Groundwork thickness is 32cm, and the gravel-sorted subbase thickness is 20cm.
By using above-mentioned technical proposal, the thickness of each layer is reasonably distributed, so as to both ensure that each structure can
To reach required mechanical strength, while cost-effective purpose can also be played.
In summary, the utility model achieves the beneficial effect of enhancing structure steadiness by the support of Subgrade on Pavement
Really, sealant plays the auxiliary beneficial effect for further enhancing road surface drainage efficiency with anti-seepage geotextile, while insertion sealant, infiltration
The water suction post of layer and roadbed achieves the auxiliary beneficial effect for further enhancing structural soundness.
Brief description of the drawings
Fig. 1 is to be used to show the diagrammatic cross-section of wing structure in the present embodiment.
In figure, 1, road surface；2nd, roadbed；3rd, permeable layer；11st, AC-13C particulates formula bitumen concrete；12nd, grain formula pitch in AC-20C
Concrete；13rd, AC-25C coarse grain formula bitumen concrete；14th, anti-seepage geotextile；15th, absorb water post；21st, cement stabilized macadam base；22nd, level is matched somebody with somebody
Granular sub-base；31st, sealant；32nd, water band is blocked；16th, sleeve pipe；17th, filter opening.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Embodiment：As shown in figure 1, a kind of embankment section road surface edge structure, including road surface 1, road surface 1 includes being filled in anti-
Ooze and be sequentially coated with grain in AC-20C on the AC-25C coarse grain formulas bitumen concrete 13 in geotextiles 14, AC-25C coarse grain formulas bitumen concrete 13
Formula bitumen concrete 12 and AC-13C particulate formulas bitumen concrete 11, bitumen concrete belongs to prior art, will not be described here.Bitumen concrete from it is lower to
Upper is respectively that the gap between coarse grain formula, middle grain formula and particulate formula, three layers of bitumen concrete constantly diminishes, AC-25C coarse grain formula bitumen concretes
13 can play preferable supporting role to grain formula bitumen concrete 12 in more close AC-20C, while grain formula bitumen concrete 12 in AC-20C
Also there can be preferable supporting role to AC-13C particulate formulas bitumen concrete 11, so as to constantly strengthen the density on road surface 1, while road surface
1 space from up to down constantly increases, it helps the excretion of water on road surface 1.
The lower section of road surface 1 is provided with the roadbed 2 for supporting road surface 1, and roadbed 2 includes cement stabilized macadam base 21 and level is matched somebody with somebody
Granular sub-base 22, roadbed 2 stretches out the step that the part on road surface 1 is set to uniformly extend downwardly along oneself height direction, phase
Height between adjacent step is 15cm, while the width of step is also 15cm.Connection road surface 1 is provided with the roadbed 2 of step
The permeable layer 3 of bottom, permeable layer 3 uses particle diameter to be mixed for 4 ~ 6mm gravelly soil.Can be 2 to roadbed by gravelly soil
To supporting role, while the gap between gravelly soil can also supply water and flow through, the structure between rubble is stablized relatively, will not be by water
The influence of stream.The sealant 31 using C25 concrete cast-in-situs is fixedly installed on permeable layer 3, C25 concrete has good
Water proofing property, preferable protective action can be played to permeable layer 3, while C25 concrete can at least bear 25Mpa pressure, from
And also can road pavement 1 equally play the firm effect of support.
The surface that roadbed 2 is contacted with road surface 1 and permeable layer 3 is provided with anti-seepage geotextile 14, can by anti-seepage geotextile 14
Effectively to prevent the water on road surface 1 from penetrating into roadbed 2.The edge of road surface 1 is provided with blocks water band 32 for the square of dash,
Laminating in the sleeve pipe 16 for being provided with insertion sealant 31, permeable layer 3 and roadbed 2 outside water band 32, sleeve pipe 16 is blocked to be arranged with water suction
The cylindrical filter opening 17 for entering for supplying water and stopping impurity, water suction are provided with the water suction post 15 that sponge is made, sleeve pipe 16
Post 15 can play a part of support permeable layer 3 and roadbed 2, while protruding the part on road surface 1 can also use as fence, so that
Play the purpose of protection human pilot.
Wherein, the thickness of AC-13C particulates formula bitumen concrete 11 is 4cm, and the thickness of grain formula bitumen concrete 12 is 6cm, AC- in AC-20C
The thickness of 25C coarse grain formulas bitumen concrete 13 is 7cm, and the thickness of anti-seepage geotextile 14 is 1cm, and the thickness of cement stabilized macadam base 21 is
32cm, the thickness of gravel-sorted subbase 22 is 20cm.
Using graded broken stone as underlayment, there is space between the rubble of different-grain diameter, ventilative water permeability preferably, will be spread
It is sprinkled upon after the rubble compacting on soil matrix, sticky soil matrix can be promoted fully to be contacted with rubble, so that sticky soil matrix consolidation.Exist again
Cement stabilized macadam base 21 is laid on gravel-sorted subbase 22, so as to further enhance the steadiness of roadbed 2 so that
The road surface 1 laid on roadbed 2 equally has robust structure, and the anti-seepage geotextile 14 laid in the upper surface of roadbed 2 can effectively hinder
Only the water on road surface 1 is entered in roadbed 2, at the same the edge of the step of roadbed 2 also can further guide water on road surface 1 to
Road flows on both sides of the road, so as to avoid water from penetrating into roadbed 2, causes the sticky soil matrix steadiness contacted with roadbed 2 to decline
The problem of.What is set at the edge of road surface 1 blocks water band 32 and can stop water on road surface 1 along road surface 1 and the surface flow of sealant 31
Into the soil of both sides of the road, it is to avoid the soil texture of both sides of the road is loose, therefore the water that can further limit on road surface 1 can only
Remain in permeable layer 3；The water suction post 15 of insertion sealant 31, permeable layer 3 and roadbed 2 solves road by vehicle oppression
The trend of the oriented both sides deformation of meeting, support fixation is played to roadbed 2 and permeable layer 3.
Claims (6)
1. a kind of embankment section road surface edge structure, including road surface (1), it is characterised in that：Use is provided with below the road surface (1)
In the roadbed (2) of support road surface (1), the roadbed (2) includes cement stabilized macadam base (21) and gravel-sorted subbase
(22), the roadbed (2) stretches out the step that the part of road surface (1) is set to uniformly extend downwardly along oneself height direction, platform
It is provided with the permeable layer (3) of connection road surface (1) bottom, the permeable layer (3) and is fixedly installed on the stepped roadbed (2)
Sealant (31), the roadbed (2) is provided with anti-seepage geotextile (14) with the surface that road surface (1) and permeable layer (3) are contacted, described
Road surface (1) edge is provided with blocks water band (32) for dash, and described block is provided with insertion sealant (31), oozed outside water band (32)
Laminating is arranged with the water suction post being made of water-absorbing sponge in the sleeve pipe (16) of water layer (3) and roadbed (2), described sleeve pipe (16)
(15) filter opening (17) for entering for supplying water and stopping impurity, is provided with described sleeve pipe (16).
2. embankment section according to claim 1 road surface edge structure, it is characterised in that：The road surface (1) includes filling
Applied successively on AC-25C coarse grain formula bitumen concretes (13) on anti-seepage geotextile (14), the AC-25C coarse grain formula bitumen concrete (13)
It is covered with grain formula bitumen concrete (12) and AC-13C particulate formula bitumen concretes (11) in AC-20C.
3. embankment section according to claim 1 road surface edge structure, it is characterised in that：The permeable layer (3) uses grain
Footpath is mixed for 4 ~ 6mm gravelly soil.
4. embankment section according to claim 1 road surface edge structure, it is characterised in that：The sealant (31) uses
C25 concrete cast-in-situs are formed.
5. embankment section according to claim 1 road surface edge structure, it is characterised in that：The water suction post (15) protrudes from
The part on road surface (1), which is higher than, blocks water band (32).
6. embankment section according to claim 2 road surface edge structure, it is characterised in that：The AC-13C particulates formula pitch
Concrete (11) thickness is 4cm, and grain formula bitumen concrete (12) thickness is 6cm, the AC-25C coarse grain formula bitumen concrete in the AC-20C
(13) thickness is 7cm, and anti-seepage geotextile (14) thickness is 1cm, and cement stabilized macadam base (21) thickness is 32cm,
Gravel-sorted subbase (22) thickness is 20cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720077402.0U CN206553848U (en) | 2017-01-21 | 2017-01-21 | Embankment section road surface edge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720077402.0U CN206553848U (en) | 2017-01-21 | 2017-01-21 | Embankment section road surface edge structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206553848U true CN206553848U (en) | 2017-10-13 |
Family
ID=60360060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720077402.0U Active CN206553848U (en) | 2017-01-21 | 2017-01-21 | Embankment section road surface edge structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206553848U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108193576A (en) * | 2017-12-26 | 2018-06-22 | 同济大学 | A kind of sustainable infiltration paving structure for alleviating urban heat land effect |
| CN108547190A (en) * | 2018-06-22 | 2018-09-18 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of method of ecological type immerseable embankment processing |
-
2017
- 2017-01-21 CN CN201720077402.0U patent/CN206553848U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108193576A (en) * | 2017-12-26 | 2018-06-22 | 同济大学 | A kind of sustainable infiltration paving structure for alleviating urban heat land effect |
| CN108193576B (en) * | 2017-12-26 | 2020-02-14 | 同济大学 | Permeation paving structure capable of continuously relieving urban heat island effect |
| CN108547190A (en) * | 2018-06-22 | 2018-09-18 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of method of ecological type immerseable embankment processing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203188065U (en) | Ballastless track railway expansion soil cutting bedding and slope protection structure | |
| CN206752614U (en) | A kind of sponge-type road sinks formula afforests dividing strip Rainwater collection system | |
| CN206256334U (en) | A kind of novel environment friendly paving structure | |
| CN105887609A (en) | Method for constructing ecological infiltration pavement in sponge city | |
| CN201826318U (en) | Simple ecological slope protecting structure for loose soil of road | |
| CN107938480A (en) | A kind of microorganism cures the desert highway embankment and its construction method of joint TGXG | |
| CN101914882B (en) | Low embankment structure in phreatic high slity soil region and construction method thereof | |
| CN108532406A (en) | Can rapid construction high-bearing capacity pervious surface and laying method | |
| CN206553848U (en) | Embankment section road surface edge structure | |
| CN209024909U (en) | A kind of sponge Multifunctional City pavement structure | |
| CN208649826U (en) | The pervious asphalt road of Collapsible Loess District | |
| CN110258220A (en) | A kind of method that high-strength steel mesh reinforcement material ecology fills road embankment | |
| CN106087639A (en) | A kind of highway, Irish bridge structure and Irish bridge construction method | |
| CN208748462U (en) | Can rapid construction high-bearing capacity pervious surface | |
| CN111549603A (en) | Pavement considering water load coupling and construction method thereof | |
| CN105525551B (en) | To the remodeling method and grass planting pavement structure of Wind Power Stations temporary construction road | |
| CN207552833U (en) | A kind of elevated bridge basal perimeter ground road structure | |
| CN206752237U (en) | Stealthy passageway for fire apparatus | |
| CN105887616A (en) | Method for reinforcing water absorption by paving biochar under sponge city pavement | |
| CN110184874A (en) | A kind of garden landscape road and its construction technology | |
| CN203096697U (en) | Ballast field structure at earth and rockfill dam toe | |
| CN206127789U (en) | Structure of making an uproar falls in highway tunnel driving damping | |
| CN108411728A (en) | Surface drainage | |
| CN212052138U (en) | Urban road structure applied to collapsible loess mountain area | |
| CN208250846U (en) | Surface drainage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |