CN206828908U - Asphalt paving structure - Google Patents
Asphalt paving structure Download PDFInfo
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- CN206828908U CN206828908U CN201720159494.7U CN201720159494U CN206828908U CN 206828908 U CN206828908 U CN 206828908U CN 201720159494 U CN201720159494 U CN 201720159494U CN 206828908 U CN206828908 U CN 206828908U
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Abstract
It the utility model is related to road construction field, provide a kind of asphalt paving structure, including the particulate formula water-permeating pitch mixed material surface layer, middle grain formula water-permeating pitch mixed material cutting optimal, big space water-permeable cement concrete layer, blotter, filter layer and soil matrix layer from top to bottom set gradually, draining blind pipe is provided with one of supercrust, draining blind pipe is connected to catch-basin or rain collector.Pass through water-permeable cement concrete technology and the combination application of pervious asphalt concrete technology, using rigid big space water-permeable cement concrete as road bearing bed, pervious asphalt concrete surface layer is as wearing course and anti-shearing layer, the Structure Combination Design of pervious asphalt concrete art and water-permeable cement concrete, the non-dank material of each structure sheaf of road is mated formation, meet rainwater from top to bottom penetrate road surface structare layer it is rapid under ooze it is functional simultaneously, the steadiness and bearing capacity of road structure are improved, meets the road property of medium above load car lane.
Description
Technical field
It the utility model is related to road construction field, and in particular to a kind of asphalt paving structure.
Background technology
The it is proposed of 2013 end of the year sponge city concepts, it is desirable to which city can adapt to environmental change and answering as sponge
Have to natural calamity etc. good " elasticity ", water suction when rainy, water storage, infiltration, water purification, it is necessary to when the water that will store
" release " is simultaneously used.In October, 2015 General Office of the State Council《On promoting the instruction of sponge urban construction》（The Office of the State Council
Hair (2015) 75）Middle requirement, to the area of the year two thousand thirty completed region of the city more than 80%, reach 70% rainfall on-site elimination and utilization
Target call.With the propulsion of sponge urban construction, full-transparency type pavement structure is confined to square, pavement, gardens, non-maneuver
The large-area applications on the light load road surface such as track, main road face typically use drainage pervious asphalt structure, and rainwater penetrates superficial layer
Conflux through subjacent bed, but rainwater penetrates the full-transparency type pavement structure of whole road surface structare layer using less.
Sponge city requirement rainwater " accumulation, naturally osmotic, self-purification naturally ", exactly hard ground is " extra large in main road face
The most important thing of silk flossization " transformation, for traditional road, its road surface bearing capacity of full-transparency type road structure will significantly drop
It is low, if each structure sheaf of whole water-permeable pavement is poor and in the later stage as paving, the bearing capacity on road surface using flexible material
Operation during durability it is also poor, the requirement of the car lane of load requirement can not be realized.Therefore, need to be to existing
Technology is improved.
Utility model content
The defects of to overcome present in prior art, a kind of asphalt paving structure is now provided, can be realized motor-driven
While the pervious function of track, meet its pavement performance.
A kind of asphalt paving structure of the present utility model, including the particulate formula pervious asphalt from top to bottom set gradually
Mixture surface course, middle grain formula water-permeating pitch mixed material cutting optimal, big space water-permeable cement concrete layer, blotter, filter layer
And soil matrix layer, one of supercrust is interior to be provided with draining blind pipe, and the draining blind pipe is connected to catch-basin or rainwater collection packaging
Put.
Further, the particulate formula water-permeating pitch mixed material uses PAC-10, PAC-13, OGFC-10 or OGFC-
13, selected aggregate is basalt or diabase, and crush values are less than 16%.
Further, the thickness of the particulate formula water-permeating pitch mixed material surface layer is 35 ~ 45mm, voidage 18 ~ 25%, is oozed
Saturating coefficient is more than 800ml/15s.
Further, the middle grain formula water-permeating pitch mixed material cutting optimal uses PAC-16 or PAC-20, and building stones use
Basalt, diabase or limestone.
Further, the thickness of the middle grain formula water-permeating pitch mixed material cutting optimal is 60 ~ 80mm, voidage is 18 ~
25%, infiltration coefficient is more than 800ml/15s.
Further, the thickness of the big space water-permeable cement concrete layer is 150 ~ 300mm, and permeability rate is more than 1mm/s,
Selected aggregate nominal maximum aggregate size is less than or equal to 31.5mm.
Further, the blotter thickness is more than 150mm, and selected aggregate nominal maximum aggregate size is less than or equal to
31.5mm, compactness are more than 0.93.
Further, the filter layer is non-woven geotextile.
Further, the specification of the non-woven geotextile is more than 300g/m2, it is layed on the soil matrix layer, seam crossing
Overlapping more than the 20cm of flanging.
Further, the draining blind pipe is laid in the top of blotter, and is laid along pavement edge longitudinal, the row
Water blind pipe crosses flexible porous tube made of plastic steel wire forms frame structure by PVC, and specification is 50 ~ 100mm.
Due to use above technical scheme, the beneficial effect made it have is the utility model：
The utility model is by water-permeable cement concrete technology and the combination application of pervious asphalt concrete technology, using firm
For the big space water-permeable cement concrete of property as road bearing bed, pervious asphalt concrete surface layer is used as wearing course and anti-shearing
The Structure Combination Design of layer, pervious asphalt concrete art and water-permeable cement concrete, the non-dank material of each structure sheaf of road
Mat formation, meet rainwater from top to bottom penetrate road surface structare layer it is rapid under ooze it is functional simultaneously, improve road structure
Steadiness and bearing capacity, meet the road property of medium above load car lane.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of the utility model asphalt paving structure.
Reference in corresponding Figure of description is with reference to as follows：
Particulate formula water-permeating pitch mixed material surface layer 1, middle grain formula water-permeating pitch mixed material cutting optimal 2, big space permeable cement
Concrete layer 3, blotter 4, draining blind pipe 5, filter layer 6, soil matrix layer 7.
Embodiment
In order that technological means, creation feature, reached purpose and effect that utility model is realized are easy to understand, below
With reference to accompanying drawing, the utility model is expanded on further.
A preferred embodiment of the present utility model provides a kind of asphalt paving structure, as shown in figure 1, including by upper
The particulate formula water-permeating pitch mixed material surface layer 1 that is set gradually under, middle grain formula water-permeating pitch mixed material cutting optimal 2, macropore effusion
Aqueous cement concrete layer 3, blotter 4, filter layer 6 and soil matrix layer 7, blotter 4 is interior to be provided with draining blind pipe 5, and draining is blind
Pipe 5 is connected to catch-basin or rain collector.
Specifically, particulate formula water-permeating pitch mixed material surface layer 1 uses PAC-10, PAC-13, OGFC-10 or OGFC-
13, PAC be poly-aluminium material, and OGFC is open-shelf range, and selected aggregate is basalt or diabase, and crush values are less than
16%.The thickness of the particulate formula water-permeating pitch mixed material surface layer 1 is 35 ~ 45mm, and voidage 18 ~ 25%, infiltration coefficient is more than
800ml/15s。
The thickness of middle grain formula water-permeating pitch mixed material cutting optimal 2 is 60 ~ 80mm, and voidage is 18 ~ 25%, and infiltration coefficient is big
In 800ml/15s, using PAC-16 and PAC-20, building stones use basalt, diabase or limestone.
In addition, the thickness of big space water-permeable cement concrete layer 3 is 150 ~ 300mm, permeability rate is more than 1mm/s, selected bone
Material nominal maximum aggregate size is less than or equal to 31.5mm.
The thickness of blotter 4 is more than 150mm, and selected aggregate nominal maximum aggregate size is less than or equal to 31.5mm, and compactness is big
In 0.93.Draining blind pipe 5 is that PVC crosses flexible porous tube made of the frame structure of plastic steel wire composition, and specification is 50 ~ 100mm.Row
Water blind pipe 5 is laid in the top of blotter 4, is laid along pavement edge longitudinal, and accesses catch-basin or rainwater-collecting equipment, to
Collect rainwater.
Moreover, filter layer 6 uses non-woven geotextile, specification is more than 300g/m2, completely it is laid on soil matrix layer 7, seam crossing pressure
Overlapping more than the 20cm in side, earth roadbed compactness are more than 90%.
The utility model is by water-permeable cement concrete technology and the combination application of pervious asphalt concrete technology, using firm
For the big space water-permeable cement concrete layer of property as road bearing bed, pervious asphalt concrete surface layer is used as wearing course and anti-shearing
The Structure Combination Design of layer, pervious asphalt concrete art and water-permeable cement concrete, the non-dank material of each structure sheaf of road
Mat formation, meet rainwater from top to bottom penetrate road surface structare layer it is rapid under ooze it is functional simultaneously, improve road structure
Steadiness and bearing capacity, meet the road property of medium above load car lane.
The specific embodiment of utility model is described above.It is to be appreciated that utility model is not limited to
Above-mentioned particular implementation, wherein the equipment and structure be not described in detail to the greatest extent are construed as being given with the common mode in this area
To implement；Those skilled in the art, which can make various deformations or amendments within the scope of the claims and make, some simply to push away
Drill, deform or replace, this has no effect on the substantive content of utility model.
Claims (10)
- A kind of 1. asphalt paving structure, it is characterised in that：Particulate formula pervious asphalt including from top to bottom setting gradually mixes Close charge level layer, middle grain formula water-permeating pitch mixed material cutting optimal, big space water-permeable cement concrete layer, blotter, filter layer and Soil matrix layer, one of supercrust is interior to be provided with draining blind pipe, and the draining blind pipe is connected to catch-basin or rain collector.
- 2. asphalt paving structure as claimed in claim 1, it is characterised in that：The particulate formula water-permeating pitch mixed material is adopted With PAC-10, PAC-13, OGFC-10 or OGFC-13, selected aggregate is basalt or diabase, and crush values are less than 16%.
- 3. asphalt paving structure as claimed in claim 1, it is characterised in that：The particulate formula water-permeating pitch mixed material face The thickness of layer is 35 ~ 45mm, voidage 18 ~ 25%, and infiltration coefficient is more than 800ml/15s.
- 4. asphalt paving structure as claimed in claim 1, it is characterised in that：Under the middle grain formula water-permeating pitch mixed material Surface layer uses PAC-16 and PAC-20, and building stones use basalt, diabase or limestone.
- 5. asphalt paving structure as claimed in claim 1, it is characterised in that：Under the middle grain formula water-permeating pitch mixed material The thickness of surface layer is 60 ~ 80mm, and voidage is 18 ~ 25%, and infiltration coefficient is more than 800ml/15s.
- 6. asphalt paving structure as claimed in claim 1, it is characterised in that：The big space water-permeable cement concrete layer Thickness be 150 ~ 300mm, permeability rate is more than 1mm/s, and selected aggregate nominal maximum aggregate size is less than or equal to 31.5mm.
- 7. asphalt paving structure as claimed in claim 1, it is characterised in that：The blotter thickness be 150mm with On, selected aggregate nominal maximum aggregate size is less than or equal to 31.5mm, and compactness is more than 0.93.
- 8. asphalt paving structure as claimed in claim 1, it is characterised in that：The filter layer is non-woven geotextile.
- 9. asphalt paving structure as claimed in claim 8, it is characterised in that：The specification of the non-woven geotextile be more than 300g/m2, it is layed on the soil matrix layer, overlapping more than the 20cm of seam crossing flanging.
- 10. asphalt paving structure as claimed in claim 1, it is characterised in that：The draining blind pipe is laid in rubble pad The top of layer, and laid along pavement edge longitudinal, the draining blind pipe is crossed soft made of plastic steel wire forms frame structure by PVC Water-permeable pipe, specification are 50 ~ 100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720159494.7U CN206828908U (en) | 2017-02-22 | 2017-02-22 | Asphalt paving structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720159494.7U CN206828908U (en) | 2017-02-22 | 2017-02-22 | Asphalt paving structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206828908U true CN206828908U (en) | 2018-01-02 |
Family
ID=60778971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720159494.7U Active CN206828908U (en) | 2017-02-22 | 2017-02-22 | Asphalt paving structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN206828908U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230243A (en) * | 2019-05-15 | 2019-09-13 | 上海公路桥梁（集团）有限公司 | Road paving structure |
| CN111285636A (en) * | 2020-03-16 | 2020-06-16 | 东南大学 | Porous super-tough asphalt mixture and porous super-tough functional wearing layer |
| CN112391900A (en) * | 2020-11-25 | 2021-02-23 | 海港路桥股份有限公司 | High-temperature-resistant asphalt mixed pavement |
| CN115434206A (en) * | 2022-08-31 | 2022-12-06 | 中铁十九局集团第三工程有限公司 | Pervious concrete pavement structure and construction method thereof |
-
2017
- 2017-02-22 CN CN201720159494.7U patent/CN206828908U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230243A (en) * | 2019-05-15 | 2019-09-13 | 上海公路桥梁（集团）有限公司 | Road paving structure |
| CN111285636A (en) * | 2020-03-16 | 2020-06-16 | 东南大学 | Porous super-tough asphalt mixture and porous super-tough functional wearing layer |
| CN112391900A (en) * | 2020-11-25 | 2021-02-23 | 海港路桥股份有限公司 | High-temperature-resistant asphalt mixed pavement |
| CN115434206A (en) * | 2022-08-31 | 2022-12-06 | 中铁十九局集团第三工程有限公司 | Pervious concrete pavement structure and construction method thereof |
| CN115434206B (en) * | 2022-08-31 | 2024-01-19 | 中铁十九局集团第三工程有限公司 | Permeable concrete pavement structure and construction method thereof |
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