CN207259961U - A kind of Reflection Cracking type heavy traffic drainage pavement paving structure - Google Patents
A kind of Reflection Cracking type heavy traffic drainage pavement paving structure Download PDFInfo
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- CN207259961U CN207259961U CN201721307185.6U CN201721307185U CN207259961U CN 207259961 U CN207259961 U CN 207259961U CN 201721307185 U CN201721307185 U CN 201721307185U CN 207259961 U CN207259961 U CN 207259961U
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- rubber asphalt
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Abstract
The utility model belongs to technical field of bridge deck pavement, it particularly relates to arrive a kind of Reflection Cracking type heavy traffic drainage pavement paving structure.It includes expecting formula addition polymerization ester fiber rubber asphalt concrete, rubber asphalt tack coat and the permeable surface layer of PAC13 open gradation rubber asphalts in roadbed, drainage ditch, cement stabilized macadam layer, rubber asphalt stress absorbing layer, emulsified asphalt tack coat, rubber asphalt macadam-aggregate mix, modified emulsifying asphalt sticking layer oil, AC 20C.Compared to existing slurry seal, the rubber asphalt stress absorbing layer in the paving structure can preferably prevent the reflection of roadbed cracks and more preferable water resistance；The design of triangular form rubber asphalt macadam-aggregate mix contributes to the quick of moisture on road surface to drain.The paving structure can effectively solve foundation crack and reflex to road surface to cause the large area of road surface crackle to occur, and help to lift the service life and performance on road surface.
Description
Technical field
The utility model belongs to technical field of bridge deck pavement, it particularly relates to arrive a kind of Reflection Cracking type heavy traffic
Drainage pavement paving structure.
Background technology
With the rapid economic development in China in recent years, the progressively increasing of infrastructure construction dynamics, highway and one
The key content of Facilities Construction has also obtained great development based on level highway.But current road surface makes with long-term
Cause winter easily to freeze to cause traffic accident with road surface waterproof hydraulic performance decline and drainage effect are bad, the discharge of summer rainwater is not led freely
Rainwater infiltration is caused to cause Subgrade Subsidence the disease such as to sink, and then cause that the reparation number of road increases and performance is bad etc. to ask
Topic.
The main method to solve the above problems at present is that slurry seal is overlayed on cement stabilized macadam layer and then is played
Prevent from being seeped into ground under moisture, but slurry seal, since its ductility is poor, roadbed is difficult in crack caused by the Summer and winter temperature difference
To eliminate, and then road surface is reflexed to, cause road surface many fine cracks occur, and then lose water proofing property.Therefore, in order to effective
Avoiding foundation crack from reflexing to road surface causes road surface cracked while ensures that there are good water-proof drainage performance, design one in road surface
There is extremely important meaning on the dewatering type road surface of kind Reflection Cracking.
The content of the invention
In order to solve the deficiency of current road surface Reflection Cracking performance, the utility model discloses a kind of Reflection Cracking type
Heavy traffic drainage pavement paving structure, can effectively avoid roadbed cracks from reflexing to road surface, while can play good anti-
Blended under sealing point and ensure road surface drainage performance.
A kind of Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model, including it is located at the bottom
Roadbed 1；The top both sides of the roadbed are equipped with U-shaped drainage ditch 2；It is broken to be equipped with cement stabilizing between U-shaped drainage ditch 2 upwards successively
Rock layers 3, rubber asphalt stress absorbing layer 4, emulsified asphalt tack coat 5, rubber asphalt macadam-aggregate mix layer 6, modified emulsifying asphalt
Expect in sticking layer oil 7, AC-20C formula addition polymerization ester fiber rubber asphalt concrete layer 8, rubber asphalt tack coat 9, mesh grille and
The permeable surface layer 10 of PAC13 open gradation rubber asphalts.
Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model, the roadbed 1 be with soil or
Building stones are built and are formed.
Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model, the drainage ditch 2 are waterproof
Cement concrete pavement stripping forming is made, and waterproof layer is equipped among the concrete.
Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model, the rubber asphalt stress are inhaled
It is 1~2cm to receive 4 thickness of layer.
Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model, the rubber asphalt rubble mix
It is 6-6.5cm to close 6 paving thickness of the bed of material.
Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model, the rubber asphalt tack coat
9 sprinkling thickness are 1~2mm.
Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model, the PAC13 open gradations rubber
The permeable 10 4~5cm of paving thickness of surface layer of glue pitch.
A kind of Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model, the rubber asphalt are broken
Formula addition polymerization ester fiber rubber asphalt concrete layer 8, rubber are expected in the stone mixing bed of material 6, modified emulsifying asphalt sticking layer oil 7, AC-20C
The cross sectional shape of asphalt tack coat 9, mesh grille and the permeable surface layer 10 of PAC13 open gradation rubber asphalts is triangle, inclination angle
For 2~3 degree.
Compared with prior art, Reflection Cracking type heavy traffic drainage pavement paving structure described in the utility model has
Advantages below：
1) the rubber asphalt stress absorbing layer in the structure can preferably prevent roadbed compared to existing slurry seal
The reflection in crack and more preferable water resistance；
2) the triangular form rubber asphalt macadam-aggregate mix layer paving thickness in the structure is thin for thick middle both sides, according to road surface
Width determines rubber asphalt macadam-aggregate mix layer inclination angle degree, and this inclined design contributes to the quick row of moisture on road surface
It is dry, prevent from long causing to ooze under it in the road surface residence time；
3) being related to for both sides drainage channel passes through surface layer with including for top layer PAC13 drainage pavement structures beneficial to road surface water
Mesh is flowed into drainage channel rapidly, and is discharged in time, ensure that situations such as road surface occurs without ponding.
Brief description of the drawings
Fig. 1 is the schematic diagram of Reflection Cracking type heavy traffic drainage pavement paving structure.1- roadbeds, 2- drainage ditch, 3- water
Cement-stabilizing broken stone layer, 4- rubber asphalts stress absorbing layer, 5- emulsified asphalts tack coat, 6- rubber asphalt macadam-aggregate mixes layer, 7-
Expect in modified emulsifying asphalt sticking layer oil, 8-AC-20C formula addition polymerization ester fiber rubber asphalt concrete layer, 9- rubber asphalts tack coat,
The permeable surface layer of 10-PAC13 open gradation rubber asphalts.
Embodiment
Mat formation with reference to specific embodiment to Reflection Cracking type heavy traffic drainage pavement described in the utility model
Structure is described further, but the scope of protection of the utility model is not limited to this.
Embodiment 1
Reflection Cracking type heavy traffic drainage pavement paving structure, including it is located at the roadbed 1 of the bottom；The top of the roadbed
Portion both sides are equipped with U-shaped drainage ditch 2；Cement stabilized macadam layer 3 is equipped with upwards successively between U-shaped drainage ditch 2, rubber asphalt stress is inhaled
Receive in layer 4, emulsified asphalt tack coat 5, rubber asphalt macadam-aggregate mix layer 6, modified emulsifying asphalt sticking layer oil 7, AC-20C and expect formula
Addition polymerization ester fiber rubber asphalt concrete layer 8, rubber asphalt tack coat 9, mesh grille and PAC13 open gradation rubber asphalts are permeable
Surface layer 10.The roadbed 1 is formed with soil build.The drainage ditch 2 is made for waterproof cement armored concrete stripping forming, should
Waterproof layer is equipped among concrete.4 thickness of rubber asphalt stress absorbing layer is 1cm.The rubber asphalt macadam-aggregate mix
6 paving thickness of layer are 6cm.It is 1mm that the rubber asphalt tack coat 9, which sprays thickness,.The PAC13 open gradations rubber asphalt is permeable
10 paving thickness 4cm of surface layer, is specifically made of ARPAC-13 particulate formula open gradation rubber asphalt concretes.The rubber asphalt is broken
Formula addition polymerization ester fiber rubber asphalt concrete layer 8, rubber are expected in the stone mixing bed of material 6, modified emulsifying asphalt sticking layer oil 7, AC-20C
The cross sectional shape of asphalt tack coat 9, mesh grille and the permeable surface layer 10 of PAC13 open gradation rubber asphalts is triangle, inclination angle
For 2 degree.
Embodiment 2
Reflection Cracking type heavy traffic drainage pavement paving structure, including it is located at the roadbed 1 of the bottom；The top of the roadbed
Portion both sides are equipped with U-shaped drainage ditch 2；Cement stabilized macadam layer 3 is equipped with upwards successively between U-shaped drainage ditch 2, rubber asphalt stress is inhaled
Receive in layer 4, emulsified asphalt tack coat 5, rubber asphalt macadam-aggregate mix layer 6, modified emulsifying asphalt sticking layer oil 7, AC-20C and expect formula
Addition polymerization ester fiber rubber asphalt concrete layer 8, rubber asphalt tack coat 9, mesh grille and PAC13 open gradation rubber asphalts are permeable
Surface layer 10.The roadbed 1 is to be built to form with building stones.The drainage ditch 2 is made for waterproof cement armored concrete stripping forming,
Waterproof layer is equipped among the concrete.4 thickness of rubber asphalt stress absorbing layer is 2cm.The rubber asphalt rubble mixing
6 paving thickness of the bed of material is 6.5cm.It is 2mm that the rubber asphalt tack coat 9, which sprays thickness,.The PAC13 open gradations rubber asphalt
Permeable 10 paving thickness 5cm of surface layer, is specifically made of ARPAC-13 particulate formula open gradation rubber asphalt concretes.The rubber drip
Expect in blue or green macadam-aggregate mix layer 6, modified emulsifying asphalt sticking layer oil 7, AC-20C formula addition polymerization ester fiber rubber asphalt concrete layer 8,
The cross sectional shape of rubber asphalt tack coat 9, mesh grille and the permeable surface layer 10 of PAC13 open gradation rubber asphalts is triangle,
Inclination angle is 3 degree.
Embodiment 3
Reflection Cracking type heavy traffic drainage pavement paving structure, including it is located at the roadbed 1 of the bottom；The top of the roadbed
Portion both sides are equipped with U-shaped drainage ditch 2；Cement stabilized macadam layer 3 is equipped with upwards successively between U-shaped drainage ditch 2, rubber asphalt stress is inhaled
Receive in layer 4, emulsified asphalt tack coat 5, rubber asphalt macadam-aggregate mix layer 6, modified emulsifying asphalt sticking layer oil 7, AC-20C and expect formula
Addition polymerization ester fiber rubber asphalt concrete layer 8, rubber asphalt tack coat 9, mesh grille and PAC13 open gradation rubber asphalts are permeable
Surface layer 10.The roadbed 1 is to be built to form with building stones.The drainage ditch 2 is made for waterproof cement armored concrete stripping forming,
Waterproof layer is equipped among the concrete.4 thickness of rubber asphalt stress absorbing layer is 2cm.The rubber asphalt rubble mixing
6 paving thickness of the bed of material is 6.5cm.It is 2mm that the rubber asphalt tack coat 9, which sprays thickness,.The PAC13 open gradations rubber asphalt
Permeable 10 paving thickness 5cm of surface layer, is specifically made of ARPAC-13 particulate formula open gradation rubber asphalt concretes.The rubber drip
Expect in blue or green macadam-aggregate mix layer 6, modified emulsifying asphalt sticking layer oil 7, AC-20C formula addition polymerization ester fiber rubber asphalt concrete layer 8,
The cross sectional shape of rubber asphalt tack coat 9, mesh grille and the permeable surface layer 10 of PAC13 open gradation rubber asphalts is triangle,
Inclination angle is 3 degree.
Cement consumption is 3% in the cement stabilized macadam layer 3, and rubble dosage is 76%, sand 15%, and water content is
4%.The waste rubber powder for 80 mesh that the rubber asphalt composition of the rubber asphalt stress absorbing layer 4 is 15%, 2% rubber link
Agent, 1% warm-mixing agent, 70% 90# matrix pitches, rubble are 9.5 rubble, and the amount of paving is rubber asphalt 1kg/m2, rubble
For 14kg/m2, gravel mulch rate is 78%.Bitumen aggregate ratio 4.1 in the rubber asphalt macadam-aggregate mix layer 6, building stones collection, which is matched somebody with somebody, is
10mm:10mm:5mm:Machine-made Sand:Miberal powder=10%:32%:17%:10%:26%：5%.Formula addition polymerization is expected in the AC-20C
The optimum oil-stone ratio of ester fiber rubber asphalt concrete layer 8 is 4.5, and compactness is not less than 96%.The rubber asphalt tack coat 9
Into the 60 mesh waste rubber powders for being grouped into 12%, 3% thinner, 77% 70# matrix pitches.The PAC13 open gradations
Permeable its content of coarse aggregate of surface layer 10 of rubber asphalt is not less than 65%, bitumen aggregate ratio 4.8, mixture porosity ranges after compacting
20%.
Embodiment 4
Reflection Cracking type heavy traffic drainage pavement paving structure, including it is located at the roadbed 1 of the bottom；The top of the roadbed
Portion both sides are equipped with U-shaped drainage ditch 2；Cement stabilized macadam layer 3 is equipped with upwards successively between U-shaped drainage ditch 2, rubber asphalt stress is inhaled
Receive in layer 4, emulsified asphalt tack coat 5, rubber asphalt macadam-aggregate mix layer 6, modified emulsifying asphalt sticking layer oil 7, AC-20C and expect formula
Addition polymerization ester fiber rubber asphalt concrete layer 8, rubber asphalt tack coat 9, mesh grille and PAC13 open gradation rubber asphalts are permeable
Surface layer 10.The roadbed 1 is to be built to form with building stones.The drainage ditch 2 is made for waterproof cement armored concrete stripping forming,
Waterproof layer is equipped among the concrete.4 thickness of rubber asphalt stress absorbing layer is 2cm.The rubber asphalt rubble mixing
6 paving thickness of the bed of material is 6.5cm.It is 2mm that the rubber asphalt tack coat 9, which sprays thickness,.The PAC13 open gradations rubber asphalt
Permeable 10 paving thickness 5cm of surface layer, is specifically made of ARPAC-13 particulate formula open gradation rubber asphalt concretes.The rubber drip
Expect in blue or green macadam-aggregate mix layer 6, modified emulsifying asphalt sticking layer oil 7, AC-20C formula addition polymerization ester fiber rubber asphalt concrete layer 8,
The cross sectional shape of rubber asphalt tack coat 9, mesh grille and the permeable surface layer 10 of PAC13 open gradation rubber asphalts is triangle,
Inclination angle is 3 degree.
Cement consumption is 6% in the cement stabilized macadam layer 3, and rubble dosage is 80%, sand 22%, and water content is
10%.The waste rubber powder for 80 mesh that the rubber asphalt composition of the rubber asphalt stress absorbing layer 4 is 22%, 4% rubber chain
Agent is connect, 4% warm-mixing agent, 82% 90# matrix pitches, rubble is 9.5 rubble, and the amount of paving is rubber asphalt 2kg/m2, it is broken
Stone is 18kg/m2, gravel mulch rate is 85%.Bitumen aggregate ratio 4.3 in the rubber asphalt macadam-aggregate mix layer 6, building stones collection, which is matched somebody with somebody, is
25mm:20mm:10mm:Machine-made Sand:Miberal powder=10%:32%:17%:10%:26%：5%.Formula addition polymerization is expected in the AC-20C
The optimum oil-stone ratio of ester fiber rubber asphalt concrete layer 8 is 4.5, and compactness is not less than 96%.The rubber asphalt tack coat 9
Into the 60 mesh waste rubber powders for being grouped into 18%, 5% thinner, 85% 70# matrix pitches.The PAC13 open gradations
Permeable its content of coarse aggregate of surface layer 10 of rubber asphalt is not less than 65%, bitumen aggregate ratio 4.8, mixture porosity ranges after compacting
23%.
By the rubber-asphalt waterproof tack coat of the bottom in the structure compared to existing emulsified asphalt water-proof tack coat
Or water proofing asphalt coiled material has more preferable adhesive property and tensile resistance, will not because bridge floor expands with heat and contract with cold and cracked grade shows
As, can be more longlasting play the role of bridge deck water-proof；And the inclined design that its AC-13 close-graded is mated formation contributes to water on bridge floor
Point it is quick drain, prevent from long causing to ooze under it in the bridge floor residence time；Being related to for both sides drainage channel is arranged with top layer PAC13
Including for water pavement structure is flowed into drainage channel rapidly beneficial to bridge floor water by surface layer mesh, and is discharged in time, is ensured
Situations such as bridge floor occurs without ponding.
Claims (8)
- A kind of 1. Reflection Cracking type heavy traffic drainage pavement paving structure, it is characterised in that the roadbed including being located at the bottom (1)；The top both sides of the roadbed are equipped with U-shaped drainage ditch (2)；It is broken to be equipped with cement stabilizing between U-shaped drainage ditch (2) upwards successively Rock layers (3), rubber asphalt stress absorbing layer (4), emulsified asphalt tack coat (5), rubber asphalt macadam-aggregate mix layer (6), modification Formula addition polymerization ester fiber rubber asphalt concrete layer (8), rubber asphalt tack coat are expected in emulsified asphalt sticking layer oil (7), AC-20C (9), mesh grille and the permeable surface layer of PAC13 open gradation rubber asphalts (10).
- 2. Reflection Cracking type heavy traffic drainage pavement paving structure according to claim 1, it is characterised in that the road Base (1) is to be built to form with soil or building stones.
- 3. Reflection Cracking type heavy traffic drainage pavement paving structure according to claim 1, it is characterised in that the row Water channel (2) is made for waterproof cement armored concrete stripping forming, and waterproof layer is equipped among the concrete.
- 4. Reflection Cracking type heavy traffic drainage pavement paving structure according to claim 1, it is characterised in that the rubber Glue pitch stress absorbing layer (4) thickness is 1~2cm.
- 5. Reflection Cracking type heavy traffic drainage pavement paving structure according to claim 1, it is characterised in that the rubber Glue bituminous concrete moxture layer (6) paving thickness is 6-6.5cm.
- 6. Reflection Cracking type heavy traffic drainage pavement paving structure according to claim 1, it is characterised in that the rubber Glue asphalt tack coat (9) sprinkling thickness is 1~2mm.
- 7. Reflection Cracking type heavy traffic drainage pavement paving structure according to claim 1, it is characterised in that described The permeable surface layer of PAC13 open gradation rubber asphalts (10) 4~5cm of paving thickness.
- 8. Reflection Cracking type heavy traffic drainage pavement paving structure according to claim 1, it is characterised in that the rubber Expect that formula addition polymerization ester fiber rubber asphalt mixes in glue bituminous concrete moxture layer (6), modified emulsifying asphalt sticking layer oil (7), AC-20C Coagulate the section shape of soil layer (8), rubber asphalt tack coat (9), mesh grille and the permeable surface layer of PAC13 open gradation rubber asphalts (10) Shape is triangle, and inclination angle is 2~3 degree.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721307185.6U CN207259961U (en) | 2017-10-11 | 2017-10-11 | A kind of Reflection Cracking type heavy traffic drainage pavement paving structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721307185.6U CN207259961U (en) | 2017-10-11 | 2017-10-11 | A kind of Reflection Cracking type heavy traffic drainage pavement paving structure |
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| CN207259961U true CN207259961U (en) | 2018-04-20 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029550A (en) * | 2019-05-28 | 2019-07-19 | 广东金长成桥梁隧道科技有限公司 | A kind of novel bridge deck pavement structure and its construction technology |
| CN113279290A (en) * | 2021-07-22 | 2021-08-20 | 中国土木工程集团有限公司 | Waterproof roadbed structure for railways in coastal high-water-level areas and construction method of waterproof roadbed structure |
| 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 |
| CN114808614A (en) * | 2022-04-14 | 2022-07-29 | 湖南文理学院 | Grid adds muscle bituminous mixture bridge floor pavement equipment of concrete bridge |
-
2017
- 2017-10-11 CN CN201721307185.6U patent/CN207259961U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029550A (en) * | 2019-05-28 | 2019-07-19 | 广东金长成桥梁隧道科技有限公司 | A kind of novel bridge deck pavement structure and its construction technology |
| CN110029550B (en) * | 2019-05-28 | 2023-07-04 | 广东金长成桥梁隧道科技有限公司 | Steel bridge deck pavement structure and construction process thereof |
| CN113279290A (en) * | 2021-07-22 | 2021-08-20 | 中国土木工程集团有限公司 | Waterproof roadbed structure for railways in coastal high-water-level areas and construction method of waterproof roadbed structure |
| 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 |
| CN114808614A (en) * | 2022-04-14 | 2022-07-29 | 湖南文理学院 | Grid adds muscle bituminous mixture bridge floor pavement equipment of concrete bridge |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180420 Termination date: 20181011 |