CN209482144U - A kind of anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic - Google Patents
A kind of anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic Download PDFInfo
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- CN209482144U CN209482144U CN201920113859.1U CN201920113859U CN209482144U CN 209482144 U CN209482144 U CN 209482144U CN 201920113859 U CN201920113859 U CN 201920113859U CN 209482144 U CN209482144 U CN 209482144U
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Abstract
The utility model relates to arrive a kind of anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic.It includes the roadbed for being located at the bottom；The top both sides of the roadbed are equipped with U-shaped drainage ditch；Upwards in turn equipped with surface layer, rubber asphalt adhesive layer, AC-13SBS modified pitch upper layer in emulsified asphalt cold renewal base on the spot, cement stabilized macadam layer, rubber asphalt stress absorbing layer, emulsified asphalt adhesive layer, Foamed Asphalt cold renewal cutting optimal, modified emulsifying asphalt sticking layer oil, cold in-plant recycling Emulsified Asphalt Mixture between U-shaped drainage ditch.Making full use of original road surface waste material and introducing rubber asphalt stress absorbing layer technology on its basis in the structure, can be effectively prevented existing roadbed crack reflection to top course；The double base layer structures of the cold renewal of emulsified asphalt on the spot base and cement stabilized macadam in the structure, can effectively promote the service performance on road surface, it is made to have the due structural strength of Supporting Load Pavement.
Description
Technical field
The utility model belongs to technical field of bridge deck pavement, it particularly relates to put to a kind of suitable for the anti-of heavy traffic
Penetrate slit formation cold-regenerated road surface structure layer.
Background technique
With the rapid economic development in China in recent years, the gradually increasing of infrastructure construction dynamics, highway and one
Grade highway has also obtained great development as the key content of basic Facilities Construction.The advantage of bituminous pavement phase, which is to drive a vehicle, relaxes
Adaptive is good, last a long time, the later period repairs maintenance and facilitates.But the paving structure of bituminous pavement results in current bituminous pavement vehicle
Rut, crack disaster take place frequently, and seriously affect the use on road surface.The road surface largely built early period at present gradually all enters frequency
The rear curing period of numerous reparation and road surface breakage.
Micro zooming is as a kind of economic, quick, effective road surface preventive maintenance at present, but micro-surface area master
If paving the lesser sealing of a layer porosity in road surface, it is difficult to be repaired to old pavement crack, and micro-surface area is difficult to
Large area road surface breakage is repaired.Solve the problems, such as that road surface large area is damaged mainly based on regeneration at present, after regeneration
Road surface have the service performance of new pavement substantially and solve the problems, such as that the processing of former road surface waste material is difficult to a certain extent.
And current regenerated road surface mostly uses in lower grade or light traffic road surface, is difficult to after regenerating in heavy traffic road surface
Reach its application performance, what is used is less.And develop on a large scale with China's economic development especially proposition of a band all the way, Midwest
The characteristics of Midwest resources advantage can be given full play under driving, the development that will necessarily be transported along with heavy traffic.Therefore, if energy
To can be used for heavy traffic transport after waste and old pavement recycling will have extremely important meaning.
Summary of the invention
In order to solve the technical problem that current regenerated road surface is difficult to use in heavy traffic.The utility model proposes one kind be applicable in
In the anti-radiation slit formation cold-regenerated road surface structure of heavy traffic, make regenerated road surface on the basis of making full use of former road surface waste material
Have heavy traffic service performance and meets the requirement of its index of correlation.
A kind of anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic described in the utility model, including set
In the roadbed 1 of the bottom；The top both sides of the roadbed are equipped with U-shaped drainage ditch 2；It is equipped with upwards in turn just between U-shaped drainage ditch 2
Ground emulsified asphalt cold renewal base 3, cement stabilized macadam layer 4, rubber asphalt stress absorbing layer 5, emulsified asphalt adhesive layer 6, bubble
Foam pitch cold in-plant recycling cutting optimal 7, modified emulsifying asphalt sticking layer oil 8, surface layer 9 in cold in-plant recycling Emulsified Asphalt Mixture,
Rubber asphalt adhesive layer 10, AC-13SBS modified pitch upper layer 11.
Anti-radiation slit formation cold-regenerated road surface structure layer described in the utility model suitable for heavy traffic, the roadbed 1
It is to be built with soil or building stones, usually old pavement roadbed is by simple compacting leveling processing.
Anti-radiation slit formation cold-regenerated road surface structure layer described in the utility model suitable for heavy traffic, the drainage ditch
2 are made for waterproof cement armored concrete stripping forming, and waterproof layer is equipped among the concrete.
Anti-radiation slit formation cold-regenerated road surface structure layer described in the utility model suitable for heavy traffic, it is described newborn on the spot
Change 3 paving thickness 15cm of cold asphalt rehabilitation base.
Anti-radiation slit formation cold-regenerated road surface structure layer described in the utility model suitable for heavy traffic, the cement are steady
Determining 4 paving thickness of metalling is 20cm.
Anti-radiation slit formation cold-regenerated road surface structure layer described in the utility model suitable for heavy traffic, the rubber drip
Green stress absorbing layer 5 is with a thickness of 1~2cm.
Anti-radiation slit formation cold-regenerated road surface structure layer described in the utility model suitable for heavy traffic, the foam drip
Green 7 paving thickness of cold in-plant recycling cutting optimal is 8~10cm.
Anti-radiation slit formation cold-regenerated road surface structure layer described in the utility model suitable for heavy traffic, the rubber drip
Green 10 paving thickness of adhesive layer is 6cm.
Anti-radiation slit formation cold-regenerated road surface structure layer described in the utility model suitable for heavy traffic, the AC-
11 paving thickness of 13SBS modified pitch upper layer is 5cm.
A kind of anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic described in the utility model, the bubble
Foam pitch cold in-plant recycling cutting optimal 7, modified emulsifying asphalt sticking layer oil 8, surface layer 9 in cold in-plant recycling Emulsified Asphalt Mixture,
Rubber asphalt adhesive layer 10, AC-13SBS modified pitch upper layer 11 cross sectional shape be triangle, inclination angle is 2~3 degree.
Compared with prior art, the anti-radiation slit formation cold-regenerated road surface knot described in the utility model suitable for heavy traffic
Structure layer has the advantage that
1) making full use of original road surface waste material and introducing rubber asphalt stress absorption on its basis in the structure
Layer technology, can be effectively prevented existing roadbed crack reflection to top course；
2) there are emulsified asphalt cold renewal base on the spot and the double base layer structures of cement stabilized macadam in the structure, it can be effective
Promotion road surface service performance, so that it is had the due structural strength of Supporting Load Pavement；
3) design of road surface inclination angle can be effectively prevented road surface moisture infiltration ground in the structure, so that ground occurs to sink
Sunken and water damage etc., and rubber asphalt stress absorbing layer can also be effectively prevented under moisture and seep, so that road surface moisture passes through
Surface layer incline structure is discharged to drainage ditch discharge.
Detailed description of the invention
Fig. 1 is the schematic diagram of the anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic.1- roadbed, 2- draining
Canal, emulsified asphalt cold renewal base, 4- cement stabilized macadam, 5- rubber asphalt stress absorbing layer, 6- emulsified asphalt are viscous on the spot by 3-
Tie layer, 7- Foamed Asphalt cold renewal cutting optimal, 8- modified emulsifying asphalt sticking layer oil, the mixing of 9- cold in-plant recycling emulsified asphalt
Surface layer in material, 10- rubber asphalt adhesive layer, 11-AC-13SBS modified pitch upper layer.
Specific embodiment
It is cold again to the anti-radiation slit formation described in the utility model suitable for heavy traffic below with reference to specific embodiment
Raw road surface structare layer is described further, but the protection scope of the utility model is not limited to this.
Embodiment 1
Suitable for the anti-radiation slit formation cold-regenerated road surface structure layer of heavy traffic, the roadbed 1 including being located at the bottom；It is described
The top both sides of roadbed are equipped with U-shaped drainage ditch 2；Emulsified asphalt cold renewal base on the spot is equipped between U-shaped drainage ditch 2 upwards in turn
3, cement stabilized macadam layer 4, rubber asphalt stress absorbing layer 5, emulsified asphalt adhesive layer 6, below Foamed Asphalt cold renewal
Layer 7, modified emulsifying asphalt sticking layer oil 8, surface layer 9, rubber asphalt adhesive layer 10, AC- in cold in-plant recycling Emulsified Asphalt Mixture
13SBS modified pitch upper layer 11, mixture used in each layer all can directly be prepared by the prior art.The roadbed 1 is with soil
It builds, usually old pavement roadbed is by simple compacting leveling processing.The drainage ditch 2 is waterproof cement armored concrete
Stripping forming is made, and waterproof layer is equipped among the concrete.The 3 paving thickness 15cm of the cold renewal of emulsified asphalt on the spot base.
4 paving thickness of cement stabilized macadam layer is 20cm.The rubber asphalt stress absorbing layer 5 is with a thickness of 1cm.The foam drip
Green 7 paving thickness of cold in-plant recycling cutting optimal is 8cm.10 paving thickness of rubber asphalt adhesive layer is 6cm.The AC-
11 paving thickness of 13SBS modified pitch upper layer is 5cm.The Foamed Asphalt cold renewal cutting optimal 7, modified emulsifying asphalt
Surface layer 9 in sticking layer oil 8, cold in-plant recycling Emulsified Asphalt Mixture, rubber asphalt adhesive layer 10, above AC-13SBS modified pitch
The cross sectional shape of layer 11 is triangle, and inclination angle is 2 degree.
Embodiment 2
Suitable for the anti-radiation slit formation cold-regenerated road surface structure layer of heavy traffic, the roadbed 1 including being located at the bottom；It is described
The top both sides of roadbed are equipped with U-shaped drainage ditch 2；Emulsified asphalt cold renewal base on the spot is equipped between U-shaped drainage ditch 2 upwards in turn
3, cement stabilized macadam layer 4, rubber asphalt stress absorbing layer 5, emulsified asphalt adhesive layer 6, below Foamed Asphalt cold renewal
Layer 7, modified emulsifying asphalt sticking layer oil 8, surface layer 9, rubber asphalt adhesive layer 10, AC- in cold in-plant recycling Emulsified Asphalt Mixture
13SBS modified pitch upper layer 11, mixture used in each layer all can directly be prepared by the prior art.The roadbed 1 is to use stone
Material is built, and usually old pavement roadbed is by simple compacting leveling processing.The drainage ditch 2 is waterproof cement reinforced concrete
Native stripping forming is made, and waterproof layer is equipped among the concrete.3 paving thickness of the cold renewal of emulsified asphalt on the spot base
15cm.4 paving thickness of cement stabilized macadam layer is 20cm.The rubber asphalt stress absorbing layer 5 is with a thickness of 2cm.It is described
7 paving thickness of Foamed Asphalt cold renewal cutting optimal is 10cm.10 paving thickness of rubber asphalt adhesive layer is 6cm.Institute
Stating 11 paving thickness of AC-13SBS modified pitch upper layer is 5cm.The Foamed Asphalt cold renewal cutting optimal 7, modified milk
The modified drip of surface layer 9, rubber asphalt adhesive layer 10, AC-13SBS in change pitch sticking layer oil 8, cold in-plant recycling Emulsified Asphalt Mixture
The cross sectional shape of green upper layer 11 is triangle, and inclination angle is 3 degree.
Embodiment 3
Suitable for the anti-radiation slit formation cold-regenerated road surface structure layer of heavy traffic, the roadbed 1 including being located at the bottom；It is described
The top both sides of roadbed are equipped with U-shaped drainage ditch 2；Emulsified asphalt cold renewal base on the spot is equipped between U-shaped drainage ditch 2 upwards in turn
3, cement stabilized macadam layer 4, rubber asphalt stress absorbing layer 5, emulsified asphalt adhesive layer 6, below Foamed Asphalt cold renewal
Layer 7, modified emulsifying asphalt sticking layer oil 8, surface layer 9, rubber asphalt adhesive layer 10, AC- in cold in-plant recycling Emulsified Asphalt Mixture
13SBS modified pitch upper layer 11.The roadbed 1 is built with building stones, and usually old pavement roadbed is by simple compacting
Leveling processing.The drainage ditch 2 is made for waterproof cement armored concrete stripping forming, and waterproof layer is equipped among the concrete.
The 3 paving thickness 15cm of the cold renewal of emulsified asphalt on the spot base.4 paving thickness of cement stabilized macadam layer is 20cm.Institute
Rubber asphalt stress absorbing layer 5 is stated with a thickness of 2cm.7 paving thickness of Foamed Asphalt cold renewal cutting optimal is 10cm.Institute
Stating 10 paving thickness of rubber asphalt adhesive layer is 6cm.11 paving thickness of AC-13SBS modified pitch upper layer is 5cm.Institute
State Foamed Asphalt cold renewal cutting optimal 7, modified emulsifying asphalt sticking layer oil 8, face in cold in-plant recycling Emulsified Asphalt Mixture
Layer 9, rubber asphalt adhesive layer 10, AC-13SBS modified pitch upper layer 11 cross sectional shape be triangle, inclination angle is 3 degree.
The cold renewal of the emulsified asphalt on the spot base 3 is that waste material, cement, emulsified asphalt mix roll, wherein water
Mud volume is 5%, and maximum amount of water is that measurement optimum value obtains 70%, and emulsified asphalt bitumen aggregate ratio 2%~3%, emulsification used drips
Blueness is modified emulsifying asphalt, solid content 65%.Cement consumption is 3%~6% in the cement stabilized macadam layer 4, and rubble is used
Amount is 76%~80%, and sand is 15%~22%, and water content is 4%~10%.The rubber asphalt stress absorbing layer 5
Rubber asphalt group becomes the waste rubber powder of 15%~22% 80 mesh, 2%~4% rubber linking agent, 1%~4% warm mix
Agent, 70%~82% 90# matrix pitch, the rubble that rubble is 9.5, the amount of paving are 1~2kg/m of rubber asphalt2, rubble 14
~18kg/m2, gravel mulch rate is 78%~85%.Bitumen aggregate ratio 2.5~3 in the Foamed Asphalt cold renewal cutting optimal 7,
Wherein foamed asphalt foaming water amount is 2.5%, and foaming is 150 DEG C, and expanding is 22 times, half-life period 12s, building stones gradation
Are as follows: milling material (RAP): 0-5mm aggregate chips: cement=70%:30%:1.5%.In the cold in-plant recycling Emulsified Asphalt Mixture
Surface layer 9 is made of emulsified asphalt, milling material (0~9.5), milling material (9.5~31.5), virgin material, cement and miberal powder, proportion
Relationship are as follows: milling material (9.5~31.5): milling material (0~9.5): virgin material: cement: miberal powder=28.5:50:16:2:3.5, emulsification
Asphalt content is 3.0%.The rubber asphalt adhesive layer 10 at the 60 mesh waste rubber powders for being grouped into 12%~18%, 3%~
5% thinner, 77%~85% 70# matrix pitch.The AC-13SBS modified pitch upper layer 11 is according to AC-13 gradation
Carry out virgin material mix-design, the SBS modified pitch that pitch used is 5%, bitumen aggregate ratio 5.3%.
Compared with prior art, the anti-radiation slit formation cold-regenerated road surface knot described in the utility model suitable for heavy traffic
Structure layer has the advantage that making full use of original road surface waste material and introducing rubber asphalt on its basis in the 1) structure
Stress absorbing layer technology can be effectively prevented existing roadbed crack reflection to top course；2) there is cream on the spot in the structure
Change cold asphalt rehabilitation base and the double base layer structures of cement stabilized macadam, can effectively promote the service performance on road surface, make its tool
For the due structural strength of Supporting Load Pavement；3) design of road surface inclination angle can be effectively prevented the infiltration of road surface moisture in the structure
Ground, so that depression and water damage etc. occur for ground, and rubber asphalt stress absorbing layer can also be effectively prevented under moisture and seep, into
And road surface moisture is made to be discharged to drainage ditch discharge by surface layer incline structure.
Claims (10)
1. a kind of anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic, which is characterized in that including being located at most bottom
The roadbed (1) of layer；The top both sides of the roadbed are equipped with U-shaped drainage ditch (2)；It is equipped with upwards in turn just between U-shaped drainage ditch (2)
Ground emulsified asphalt cold renewal base (3), cement stabilized macadam layer (4), rubber asphalt stress absorbing layer (5), emulsified asphalt bonding
Layer (6), Foamed Asphalt cold renewal cutting optimal (7), modified emulsifying asphalt sticking layer oil (8), cold in-plant recycling emulsified asphalt are mixed
Close surface layer (9), rubber asphalt adhesive layer (10), AC-13SBS modified pitch upper layer (11) in material.
2. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In the roadbed (1) is built with soil or building stones.
3. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In the drainage ditch (2) is made for waterproof cement armored concrete stripping forming, and waterproof layer is equipped among the concrete.
4. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In the cold renewal of emulsified asphalt on the spot base (3) the paving thickness 15cm.
5. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In cement stabilized macadam layer (4) paving thickness is 20cm.
6. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In the rubber asphalt stress absorbing layer (5) is with a thickness of 1~2cm.
7. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In Foamed Asphalt cold renewal cutting optimal (7) paving thickness is 8~10cm.
8. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In rubber asphalt adhesive layer (10) paving thickness is 6cm.
9. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In AC-13SBS modified pitch upper layer (11) paving thickness is 5cm.
10. the anti-radiation slit formation cold-regenerated road surface structure layer according to claim 1 suitable for heavy traffic, feature exist
In the Foamed Asphalt cold renewal cutting optimal (7), modified emulsifying asphalt sticking layer oil (8), cold in-plant recycling emulsified asphalt are mixed
Close material in surface layer (9), rubber asphalt adhesive layer (10), AC-13SBS modified pitch upper layer (11) cross sectional shape be triangle
Shape, inclination angle are 2~3 degree.
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| CN201920113859.1U CN209482144U (en) | 2019-01-23 | 2019-01-23 | A kind of anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic |
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| CN201920113859.1U CN209482144U (en) | 2019-01-23 | 2019-01-23 | A kind of anti-radiation slit formation cold-regenerated road surface structure layer suitable for heavy traffic |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304992A (en) * | 2020-03-05 | 2020-06-19 | 重庆路宝沥青有限公司 | Coiled material type adhesive layer and preparation and construction methods thereof |
| CN113668319A (en) * | 2021-08-27 | 2021-11-19 | 山东省高速路桥养护有限公司 | Concrete pavement lifting structure and method |
-
2019
- 2019-01-23 CN CN201920113859.1U patent/CN209482144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304992A (en) * | 2020-03-05 | 2020-06-19 | 重庆路宝沥青有限公司 | Coiled material type adhesive layer and preparation and construction methods thereof |
| CN113668319A (en) * | 2021-08-27 | 2021-11-19 | 山东省高速路桥养护有限公司 | Concrete pavement lifting structure and method |
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Address after: 030032 No.27, Wuluo street, economic and Technological Park, Xiaodian District, Taiyuan City, Shanxi Province Patentee after: Shanxi Transportation Technology Research and Development Co.,Ltd. Address before: 030032 No.27, Wuluo street, economic and Technological Park, Xiaodian District, Taiyuan City, Shanxi Province Patentee before: SHANXI TRAFFIC SCIENCES RESEARCH INSTITUTE Co.,Ltd. |