CN205839513U - A kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic - Google Patents
A kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic Download PDFInfo
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- CN205839513U CN205839513U CN201620766217.8U CN201620766217U CN205839513U CN 205839513 U CN205839513 U CN 205839513U CN 201620766217 U CN201620766217 U CN 201620766217U CN 205839513 U CN205839513 U CN 205839513U
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- temperature reduction
- water conservation
- conservation temperature
- bituminous concrete
- water
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Abstract
This utility model belongs to road engineering technical field, relate to a kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic, go to a grassroots level and cement stabilized macadam bed course including basic unit, cement stabilized macadam on the water conservation temperature reduction particulate formula bituminous concrete upper layer being laid on the most successively on soil matrix, water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal, water conservation temperature reduction Asphalt Stabilized Macadam.Pavement structure provided by the utility model can adapt to medium traffic load distribution characteristics, meets accumulated standard axle time 3 × 106＜ Ne＜ 1.2 × 107The road in (secondary/track), can effectively reduce bituminous paving temperature simultaneously, alleviates the breaking of pitch surface in early stages such as rut, effectively extenuates " tropical island effect ".
Description
Technical field
This utility model belongs to road engineering technical field, relates to a kind of pavement structure, particularly relates to during one is applicable to
Water conservation temperature reduction asphalt pavement structure Deng traffic.
Background technology
Owing to urban area development is the hugest so that construction area densely populated, waterproof increases, heat extraction machine is numerous
Many, the chance that its result causes natural precipitation to penetrate into surface soil reduces relatively, and the thermal balance in city is destroyed, so that road
Fever sensation of the face amount cannot discharge.Improve city " heat island " effect, reduce the water conservation temperature reduction road surface on ecological impact, saving water resource and become
For following development trend.
Water conservation road surface is the material filled in the space on common macrovoid dankness type road surface and have water retaining function
A kind of new road surface form.Water-keeping material in water-retaining property road surface can absorb and preserve rainfall or high temperature season spills at road surfaces
Water, when temperature is increased to a certain degree these moisture retained can evaporate gasification absorb some heats thus reduce pavement temperature.
But water conservation temperature reduction ground surface material is a kind of brand-new ground surface material, owing to China's practical experience is few, to this material
Material adaptability in different pavement lacks enough understanding, to water conservation temperature reduction asphalt pavement structure to different class of loading
Adaptability lack enough understanding.
Therefore it provides a kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic is problem demanding prompt solution.
Utility model content
The purpose of this utility model is to provide a kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic, this road surface
Material and structure can adapt to medium traffic load distribution characteristics, meet accumulated standard axle time 3 × 106＜ Ne＜ 1.2 × 107(secondary/car
Road) road, can effectively reduce bituminous paving temperature simultaneously, alleviate the breaking of pitch surface in early stages such as rut, effectively extenuate " heat island
Effect ".
The purpose of this utility model is achieved through the following technical solutions:
A kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic, it is characterised in that be applicable to medium friendship described in:
Logical water conservation temperature reduction asphalt pavement structure includes the water conservation temperature reduction particulate formula Colophonium coagulation being laid on the most successively on soil matrix
On soil upper layer, water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal, water conservation temperature reduction Asphalt Stabilized Macadam, basic unit, cement stabilizing are broken
Stone is gone to a grassroots level and cement stabilized macadam bed course.
As preferably, the water conservation temperature reduction particulate formula bituminous concrete upper layer that this utility model is used is by water-keeping mortar
It is prepared from matrix bituminous concrete；Matrix bituminous concrete in described water conservation temperature reduction particulate formula bituminous concrete upper layer
Grating is OGFC-16, and in described water conservation temperature reduction particulate formula bituminous concrete upper layer, the voidage of matrix bituminous concrete is
20%～25%；In described water conservation temperature reduction particulate formula bituminous concrete upper layer, the water retention of water-keeping mortar is more than 20%；Described
The thickness of water conservation temperature reduction particulate formula bituminous concrete upper layer is 50mm.
As preferably, the water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal that this utility model is used is by by water conservation sand
Slurry is prepared from matrix bituminous concrete；The matrix bituminous concrete of described water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal
Grating be ATPB-25, the voidage of the matrix bituminous concrete of described water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal is
20%～25%；In described water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal, the water retention of water-keeping mortar is more than 20%；Described
The thickness of water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal is 70mm.
As preferably, on the water conservation temperature reduction Asphalt Stabilized Macadam that this utility model is used, basic unit is by water-keeping mortar and base
Body Asphalt Stabilized Macadam is prepared from；The grating of described matrix Asphalt Stabilized Macadam is ATPB-30, and described matrix Bituminous stabilized is broken
The voidage of stone is 20%～25%；On described water conservation temperature reduction Asphalt Stabilized Macadam, in basic unit, the water retention of water-keeping mortar is more than
20%；On described water conservation temperature reduction Asphalt Stabilized Macadam, the thickness of basic unit is 100mm.
As preferably, the thickness that the cement stabilized macadam that this utility model is used is gone to a grassroots level is 300mm.
As preferably, the thickness of the cement stabilized macadam bed course that this utility model is used is 200mm.
As preferably, the soil matrix that this utility model is used is that compression rebound modulu is not less than 35MPa.
This utility model compared with the prior art, has the following advantages and beneficial effect:
This utility model provides a kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic, including from top to bottom
Below the water conservation temperature reduction particulate formula bituminous concrete upper layer that is laid on successively on soil matrix, water conservation temperature reduction Coarse Graded Bituminous Concrete
On layer, water conservation temperature reduction Asphalt Stabilized Macadam, basic unit, cement stabilized macadam are gone to a grassroots level and cement stabilized macadam bed course.Layers of material
Performance characteristics and structural grouping form can adapt to the cooling-down effect on this water conservation temperature reduction road surface, pavement structure carrying energy completely
Power and pavement performance, effectively while realizing its environment protecting, it is to avoid the generation of road surface each layer disease.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the water conservation temperature reduction asphalt pavement structure being applicable to medium traffic provided by the utility model；
Wherein:
1-water conservation temperature reduction particulate formula bituminous concrete upper layer；2-water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal；3-
Basic unit on water conservation temperature reduction Asphalt Stabilized Macadam；4-cement stabilized macadam is gone to a grassroots level；5-cement stabilized macadam bed course；6-soil matrix.
Detailed description of the invention
In conjunction with drawings and Examples, this utility model is further described, but this utility model is not limited only to down
The embodiment stated.
Seeing Fig. 1, this utility model provides a kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic and includes
The water conservation temperature reduction particulate formula bituminous concrete upper layer 1 that is laid on the most successively on soil matrix 6, water conservation temperature reduction coarse grain formula Colophonium
Basic unit 3 on concrete cutting optimal 2, water conservation temperature reduction Asphalt Stabilized Macadam, cement stabilized macadam go to a grassroots level 4 and cement stabilized macadam
Bed course 5.
Wherein:
Upper layer is water conservation temperature reduction particulate formula bituminous concrete upper layer 1；Above water conservation temperature reduction particulate formula bituminous concrete
Layer 1 is to be circulated into water-keeping mortar in matrix bituminous concrete to obtain；The grating of matrix bituminous concrete is OGFC-16, space
Rate is 20%～25%；The water retention of water-keeping mortar is more than 20%；The thickness of water conservation temperature reduction particulate formula bituminous concrete upper layer 1
For 50mm.
Cutting optimal is water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal 2；Below water conservation temperature reduction Coarse Graded Bituminous Concrete
Layer 2 is to be circulated into water-keeping mortar in matrix bituminous concrete to obtain；The grating of matrix bituminous concrete is ATPB-25, space
Rate is 20%～25%；The water retention of water-keeping mortar is more than 20%；The thickness of water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal 2
For 70mm.
Upper basic unit is basic unit 3 on water conservation temperature reduction Asphalt Stabilized Macadam, and on water conservation temperature reduction Asphalt Stabilized Macadam, basic unit 3 is to protect
Water mortar is circulated in matrix Asphalt Stabilized Macadam and obtains；The grating of matrix Asphalt Stabilized Macadam is ATPB-30, and voidage is
20%～25%；The water retention of water-keeping mortar is more than 20%；On water conservation temperature reduction Asphalt Stabilized Macadam, the thickness of basic unit 3 is 100mm.
At water conservation temperature reduction particulate formula bituminous concrete upper layer 1 and water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal 2
In the voidage of matrix bituminous concrete be 20%～25%, and, on water conservation temperature reduction Asphalt Stabilized Macadam in basic unit 3 by
Voidage in matrix Asphalt Stabilized Macadam is 20%～25%, and therefore, the water-keeping mortar that this utility model is used is for filling out
Filling the space of matrix bituminous concrete, water-keeping mortar is 20～25:100 with the volume ratio of matrix bituminous concrete.
Go to a grassroots level be cement stabilized macadam go to a grassroots level 4 thickness be 300mm.
Bed course be the thickness of cement stabilized macadam bed course 5 be 200mm.
The compression rebound modulu of soil matrix 6 is not less than 35MPa.
Claims (7)
1. the water conservation temperature reduction asphalt pavement structure being applicable to medium traffic, it is characterised in that be applicable to medium traffic described in:
Water conservation temperature reduction asphalt pavement structure include the water conservation temperature reduction particulate formula Colophonium coagulation that is laid on the most successively on soil matrix (6)
Soil upper layer (1), water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal (2), basic unit (3) on water conservation temperature reduction Asphalt Stabilized Macadam,
Cement stabilized macadam is gone to a grassroots level (4) and cement stabilized macadam bed course (5).
The water conservation temperature reduction asphalt pavement structure being applicable to medium traffic the most according to claim 1, it is characterised in that: described
Water conservation temperature reduction particulate formula bituminous concrete upper layer (1) is to be prepared from matrix bituminous concrete by water-keeping mortar；Described guarantor
In water for cooling particulate formula bituminous concrete upper layer (1), the grating of matrix bituminous concrete is OGFC-16, and described water conservation temperature reduction is thin
In grain formula bituminous concrete upper layer (1), the voidage of matrix bituminous concrete is 20%～25%；Described water conservation temperature reduction particulate formula
In bituminous concrete upper layer (1), the water retention of water-keeping mortar is more than 20%；Above described water conservation temperature reduction particulate formula bituminous concrete
The thickness of layer (1) is 50mm.
The water conservation temperature reduction asphalt pavement structure being applicable to medium traffic the most according to claim 2, it is characterised in that: described
Water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal (2) is to be prepared from matrix bituminous concrete by by water-keeping mortar；Described
The grating of the matrix bituminous concrete of water conservation temperature reduction Coarse Graded Bituminous Concrete cutting optimal (2) is ATPB-25, described water conservation temperature reduction
The voidage of the matrix bituminous concrete of Coarse Graded Bituminous Concrete cutting optimal (2) is 20%～25%；Described water conservation temperature reduction coarse grain
In formula the Sub-course Asphalt Concrete (2), the water retention of water-keeping mortar is more than 20%；Under described water conservation temperature reduction Coarse Graded Bituminous Concrete
The thickness of surface layer (2) is 70mm.
The water conservation temperature reduction asphalt pavement structure being applicable to medium traffic the most according to claim 3, it is characterised in that: described
On water conservation temperature reduction Asphalt Stabilized Macadam, basic unit (3) is to be prepared from matrix Asphalt Stabilized Macadam by water-keeping mortar；Described matrix
The grating of Asphalt Stabilized Macadam is ATPB-30, and the voidage of described matrix Asphalt Stabilized Macadam is 20%～25%；Described water conservation drops
On temperature Asphalt Stabilized Macadam, in basic unit (3), the water retention of water-keeping mortar is more than 20%；Base on described water conservation temperature reduction Asphalt Stabilized Macadam
The thickness of layer (3) is 100mm.
The water conservation temperature reduction asphalt pavement structure being applicable to medium traffic the most according to claim 4, it is characterised in that: described
The go to a grassroots level thickness of (4) of cement stabilized macadam is 300mm.
The water conservation temperature reduction asphalt pavement structure being applicable to medium traffic the most according to claim 5, it is characterised in that: described
The thickness of cement stabilized macadam bed course (5) is 200mm.
The water conservation temperature reduction asphalt pavement structure being applicable to medium traffic the most according to claim 6, it is characterised in that: described
Soil matrix (6) is that compression rebound modulu is not less than 35MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766217.8U CN205839513U (en) | 2016-07-18 | 2016-07-18 | A kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766217.8U CN205839513U (en) | 2016-07-18 | 2016-07-18 | A kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205839513U true CN205839513U (en) | 2016-12-28 |
Family
ID=57624568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620766217.8U Expired - Fee Related CN205839513U (en) | 2016-07-18 | 2016-07-18 | A kind of water conservation temperature reduction asphalt pavement structure being applicable to medium traffic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205839513U (en) |
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2016
- 2016-07-18 CN CN201620766217.8U patent/CN205839513U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20190718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |