CN203360965U - Drainage asphalt pavement structure based on crack resistance requirement - Google Patents
Drainage asphalt pavement structure based on crack resistance requirement Download PDFInfo
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- CN203360965U CN203360965U CN 201320223369 CN201320223369U CN203360965U CN 203360965 U CN203360965 U CN 203360965U CN 201320223369 CN201320223369 CN 201320223369 CN 201320223369 U CN201320223369 U CN 201320223369U CN 203360965 U CN203360965 U CN 203360965U
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Abstract
The utility model discloses a drainage asphalt pavement structure based on a crack resistance requirement. The drainage asphalt pavement structure comprises an upper surface layer, a waterproof bonding layer, a middle surface layer, a bonding layer, a lower surface layer, a seal layer, a permeable layer, a semi-rigid base layer and a semi-rigid sub-base layer from top to bottom; the upper surface layer is an OGFC-13 type open-graded asphalt mixture layer with a thickness of 5 cm; the waterproof bonding layer is a double-layered first SBS modified emulsified asphalt layer; the middle surface layer is an AC-20 type dense-graded asphalt mixture layer with a thickness of 6 cm; the bonding layer is a second SBR modified emulsified asphalt layer; the lower surface layer is an ATB-30 type asphalt stabile macadam layer; the seal layer is an SBS modified asphalt synchronization macadam seal layer with a thickness of 1-2 cm; the permeable layer is a third SBS modified emulsified asphalt layer; both the semi-rigid base layer and the semi-rigid sub-base layer are stabile macadam layers formed by lime, coal ash and macadam; and the thickness of the semi-rigid base layer is 40 cm, and the thickness of the semi-rigid sub-base layer is 20 cm. According to the drainage asphalt pavement structure based on the crack resistance requirement, the problem that a conventional drainage asphalt pavement is prone to crack and sink is solved, and the durability of the drainage asphalt pavement is improved.
Description
Technical field
The utility model belongs to the Communication and Transportation Engineering field, relates in particular to a kind of drainage asphalt pavement form of structure required based on cracking resistance, is mainly used in the new construction of high-grade highway.
Background technology
Drainage asphalt pavement has good rideability and security performance, has obtained application more and more widely in countries in the world, and it can be good at solving reduction and the rainfall moisture film problem of cling property.And then the generation avoided traffic accident.
By China's built Water Drainage of Expressway flexible pavement investigation result is found, the topmost Damage Types of drainage asphalt pavement is crack, its main cause is that in China Higher level highway pavement, basic unit generally adopts semi-rigid type base, itself easily produces reflection crack, again because the bitumen layer except drainage blanket in drainage asphalt pavement is too thin, the shrinkage cracking of semi-rigid type base easily reflexes to surface layer, characteristic because of the drainage blanket large porosity, rainwater is easy to just infiltrate along crack road structure inside, even infiltrate in roadbed, cause roadbed settlement, thereby aggravated the formation in crack.This crack disease, in road surface operation phase maintenance difficulty, must heavily spread from the roadbed to the road-surface milling, costs dearly.
Summary of the invention
In order to solve Water Drainage of Expressway flexible pavement anti-cracking structure combination technique problem, the purpose of this utility model is, a kind of drainage asphalt pavement structure based on the cracking resistance requirement is provided, in order to fundamentally solve the maximum technological difficulties problem-pavement cracking run in the drainage asphalt pavement large scale application, the problem of depression, effectively raise the durability of drainage asphalt pavement, give full play to comfort property and visual performance that drainage asphalt pavement has.Significantly improve travelling and the safety of driving.
For realizing above-mentioned task, the utility model adopts following technical solution:
A kind of drainage asphalt pavement structure required based on cracking resistance, comprise roadbed, it is characterized in that, be equipped with from top to bottom upper layer, water-proof tack coat, middle surface layer, adhesion coating, the Sub, sealing, saturating layer, semi-rigid type base and semi-rigid subbase above roadbed.
Other characteristics of the present utility model are:
Described upper layer is the OGFC-13 type open gradation bituminous mixture layer that thickness is 5cm;
Described water-proof tack coat is double-deck SBS modified emulsifying asphalt layer;
Described middle surface layer is the AC-20 type dense bitumen mixing bed of material that thickness is 6cm; Described adhesion coating is the 2nd SBR modified emulsifying asphalt layer;
Described the Sub is the ATB-30 type Asphalt Stabilized Macadam layer that thickness is 12cm;
Described sealing is the SBS modified bitumen synchronous surface dressing that 1cm～2cm is thick;
Described layer is Three S's BR modified emulsifying asphalt layer;
The thickness of described semi-rigid type base is 40cm, and the thickness of semi-rigid subbase is 20cm.
In the one SBS modified emulsifying asphalt layer of described bilayer, every layer of spread quantity is 0.3kg/m
2.
The grading limit of the compound in described OGFC-13 type open gradation bituminous mixture layer is: the quality percentage by the 16mm sieve aperture is 100%, quality percentage by the 13.2mm sieve aperture is 90%～100%, quality percentage by the 9.5mm sieve aperture is 50%～70%, quality percentage by the 4.75mm sieve aperture is 12%～30%, quality percentage by the 2.36mm sieve aperture is 10～22%, quality percentage by the 1.18mm sieve aperture is 6%～18%, quality percentage by the 0.6mm sieve aperture is 4%～15%, quality percentage by the 0.3mm sieve aperture is 3%～12%, quality percentage by the 0.15mm sieve aperture is 3%～8%, quality percentage by the 0.075mm sieve aperture is 3%～6%.
Mixture gradation scope in the described AC-20 type dense bitumen mixing bed of material is: the quality percentage by the 26.5mm sieve aperture is 100%, quality percentage by the 19mm sieve aperture is 90%～100%, quality percentage by the 16mm sieve aperture is 80%～90%, quality percentage by the 13.2mm sieve aperture is 66%～76%, quality percentage by the 9.5mm sieve aperture is 55%～65%, quality percentage by the 4.75mm sieve aperture is 33%～43%, quality percentage by the 2.36mm sieve aperture is 23～33%, quality percentage by the 1.18mm sieve aperture is 18%～26%, quality percentage by the 0.6mm sieve aperture is 12%～20%, quality percentage by the 0.3mm sieve aperture is 7%～15%, quality percentage by the 0.15mm sieve aperture is 4%～12%, quality percentage by the 0.075mm sieve aperture is 3%～7%.
Mixture gradation scope in described ATB-30 type Asphalt Stabilized Macadam layer is: the quality percentage by the 37.5mm sieve aperture is 100%, quality percentage by the 31.5mm sieve aperture is 92～100%, quality percentage by the 26.5mm sieve aperture is 82～90%, quality percentage by the 19mm sieve aperture is 63%～72%, quality percentage by the 16mm sieve aperture is 57%～66%, quality percentage by the 13.2mm sieve aperture is 49%～59%, quality percentage by the 9.5mm sieve aperture is 39%～49%, quality percentage by the 4.75mm sieve aperture is 25%～33%, quality percentage by the 2.36mm sieve aperture is 15%～23%, quality percentage by the 1.18mm sieve aperture is 10%～16%, quality percentage by the 0.6mm sieve aperture is 7%～13%, quality percentage by the 0.3mm sieve aperture is 5%～9%, quality percentage by the 0.15mm sieve aperture is 4%～8%, quality percentage by the 0.075mm sieve aperture is 3%～6%.
The grading limit of the stabilization gravel layer of described semi-rigid type base and semi-rigid subbase is: the quality percentage by the 31.5mm sieve aperture is 95%～100%, quality percentage by the 19mm sieve aperture is 50%～65%, quality percentage by the 9.5mm sieve aperture is 24%～34%, quality percentage by the 4.75mm sieve aperture is 8%～15%, and the quality percentage by the 2.36mm sieve aperture is 0～8%.
The thickness of described upper layer, middle surface layer and the Sub all increases or reduces 1cm～3cm.
The grading limit of the compound in described OGFC-13 type open gradation bituminous mixture layer, the compound in the AC-20 type dense bitumen mixing bed of material and the compound in ATB-30 type Asphalt Stabilized Macadam layer enlarges or dwindles 1%～5%.
The drainage asphalt pavement structure required based on cracking resistance of the present utility model has following advantage:
(1) upper layer adopts OGFC-13 type open gradation bituminous mixture, effectively improves pavement skid resistance, noise reduction and traffic safety performance.
(2) water-proof tack coat adopts the SBS modified emulsifying asphalt, and adopts double-deck spread technique, has avoided sticking layer oil to come off, glue the wheel phenomenon, effectively improves the surface layer interlaminar bonding, prevents the road surface passing, prevents that road table water from permeating below middle surface layer.
(3) in, surface layer adopts the partially thin AC-20 type dense bitumen compound of grating, and water sealing effect is obvious.
(4) adhesion coating adopts the SBR modified emulsifying asphalt, has good stability, is difficult for sticky wheel, constructability, the Sub interlaminar bonding in can obviously strengthening.
(5) the Sub adopts the partially thick ATB-30 type Asphalt Stabilized Macadam of grating, can effectively prevent the generation of rut and fatigue crack, and can effectively prevent upwards development of reflection crack.
(6) sealing adopts SBS modified bitumen synchronous surface dressing, can effectively improve road surface cracking resistance and percolation-proof performance, reduces reflection crack.
(7) layer adopts the SBR modified emulsifying asphalt thoroughly, can strengthen the bonding of basic unit and surface layer, prevents from being seeped into basic unit under water, effectively protects basic unit.
(8) semi-rigid type base and semi-rigid subbase adopt two grey stabilization gravels of vibratory drilling method design, there are the characteristics such as optimum moisture content is little, maximum dry density is large, good water stability and crack resistance, improve significantly the mechanical property of basic unit and subbase and cracking resistance etc., reduced the generation of asphalt pavement reflective cracking.
(9) greatly reduced operation phase maintenance costs when improving vehicle driving safety, social and economic benefits is remarkable.
The accompanying drawing explanation
Fig. 1 is the drainage asphalt pavement structure schematic cross-sectional view based on the cracking resistance requirement of the present utility model.
Mark in figure means respectively: 1, upper layer; 2, water-proof tack coat; 3, middle surface layer; 4, adhesion coating; 5, the Sub; 6, sealing; 7, saturating layer; 8, semi-rigid type base; 9, semi-rigid subbase; 10, roadbed.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
The specific embodiment
Referring to Fig. 1, the present embodiment provides a kind of drainage asphalt pavement structure required based on cracking resistance, comprises and is arranged in roadbed 10 tops by upper layer 1, water-proof tack coat 2, surface layer 3, adhesion coating 4, the Sub 5, sealing 6 from top to bottom, layer 7, semi-rigid type base 8, semi-rigid subbase 9 form thoroughly; Wherein:
Water-proof tack coat 2 adopts a SBS modified emulsifying asphalt layer, and a SBS modified emulsifying asphalt adopts double-deck spread mode to carry out spread, and wherein every layer of spread quantity is 0.3kg/m
2, the two-layer spread time interval is 12h.
The selection thickness of the Sub 5 is 12cm, the ATB-30 type Asphalt Stabilized Macadam layer that grating is partially thick, and the accurate mix-design consumption of asphalt content label taking wherein, ATB-30 type Asphalt Stabilized Macadam grading limit is in Table shown in sequence number 3 in 1.
Table 1: each deck mixture gradation scope
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the technical solution of the utility model, increase and decrease thickness or change grading limit, all belong to the protection domain of the application's technical scheme.
Claims (3)
1. the drainage asphalt pavement structure required based on cracking resistance, comprise roadbed (10), it is characterized in that, in roadbed (10) top, be equipped with from top to bottom upper layer (1), water-proof tack coat (2), middle surface layer (3), adhesion coating (4), the Sub (5), sealing (6), saturating layer (7), semi-rigid type base (8) and semi-rigid subbase (9).
2. the drainage asphalt pavement structure required based on cracking resistance as claimed in claim 1 is characterized in that:
Described upper layer (1) is the OGFC-13 type open gradation bituminous mixture layer that thickness is 5cm;
Described water-proof tack coat (2) is double-deck SBS modified emulsifying asphalt layer;
Described middle surface layer (3) is the AC-20 type dense bitumen mixing bed of material that thickness is 6cm;
Described adhesion coating (4) is the 2nd SBR modified emulsifying asphalt layer;
Described the Sub (5) is the ATB-30 type Asphalt Stabilized Macadam layer that thickness is 12cm;
Described sealing (6) is the SBS modified bitumen synchronous surface dressing that 1cm～2cm is thick;
Described layer (7) is Three S's BR modified emulsifying asphalt layer;
Described semi-rigid type base (8) thickness is 40cm, and semi-rigid subbase (9) thickness is 20cm.
3. the drainage asphalt pavement structure required based on cracking resistance as claimed in claim 2, is characterized in that, the thickness of described upper layer (1), middle surface layer (2) and the Sub (3) all increases or reduce 1cm～3cm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320223369 CN203360965U (en) | 2013-04-27 | 2013-04-27 | Drainage asphalt pavement structure based on crack resistance requirement |
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| CN 201320223369 CN203360965U (en) | 2013-04-27 | 2013-04-27 | Drainage asphalt pavement structure based on crack resistance requirement |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153270A (en) * | 2014-08-22 | 2014-11-19 | 重庆重交沥青砼再生制造有限公司 | Colored casting asphalt housing estate road surface |
| CN104894939A (en) * | 2015-05-29 | 2015-09-09 | 武汉理工大学 | Composite type road surface |
| CN105332328A (en) * | 2015-10-27 | 2016-02-17 | 北方民族大学 | Collapsible loess road structure capable of preventing water seepage and construction method of road with structure |
| CN106702844A (en) * | 2016-11-30 | 2017-05-24 | 合诚工程咨询集团股份有限公司 | Pavement structure with low cost, environmental friendliness and long service life |
| CN106758651A (en) * | 2016-11-14 | 2017-05-31 | 江苏中路工程技术研究院有限公司 | A kind of saturating drainage pavement structure of rigid-flexible composite |
| CN106868968A (en) * | 2017-03-30 | 2017-06-20 | 中核恒通（昆明）基础设施开发有限公司 | A kind of non-flexible foundation bituminous paving entirety thick plate structure construction method |
| CN106868972A (en) * | 2017-01-18 | 2017-06-20 | 青海省交通科学研究院 | A kind of asphalt pavement structure and its construction method suitable for Qinghai-xizang Plateau Region |
| CN107059533A (en) * | 2017-04-07 | 2017-08-18 | 北京特希达交通勘察设计院有限公司 | A kind of bituminous paving interlayer structure |
| CN108252175A (en) * | 2018-02-06 | 2018-07-06 | 招商局重庆交通科研设计院有限公司 | High-strength durable asphalt pavement structure |
| CN108625245A (en) * | 2017-03-24 | 2018-10-09 | 中路高科(北京)公路技术有限公司 | A kind of porous asphalt pavement damage repair construction technology |
| CN110409251A (en) * | 2019-06-14 | 2019-11-05 | 湖南交通国际经济工程合作有限公司 | A kind of dewatering and noise reduction pavement construction method |
| CN111005284A (en) * | 2019-12-16 | 2020-04-14 | 上海浦东路桥建设股份有限公司 | Drainage bituminous pavement with replaceable transverse drainage hose |
| CN111101415A (en) * | 2019-12-17 | 2020-05-05 | 浙江泛海交通工程有限公司 | Composite asphalt pavement and construction method thereof |
| CN111576126A (en) * | 2020-05-26 | 2020-08-25 | 四川公路桥梁建设集团有限公司 | Asphalt concrete implementation pavement capable of draining water and reducing noise |
| CN111648190A (en) * | 2020-04-25 | 2020-09-11 | 河南省金德园林绿化工程有限公司 | Asphalt concrete pavement and paving construction method thereof |
| CN113089407A (en) * | 2021-03-31 | 2021-07-09 | 苏州荣帆建设工程有限公司 | Asphalt pavement structure and construction method thereof |
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2013
- 2013-04-27 CN CN 201320223369 patent/CN203360965U/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104153270A (en) * | 2014-08-22 | 2014-11-19 | 重庆重交沥青砼再生制造有限公司 | Colored casting asphalt housing estate road surface |
| CN104894939B (en) * | 2015-05-29 | 2017-03-22 | 武汉理工大学 | Composite type road surface |
| CN104894939A (en) * | 2015-05-29 | 2015-09-09 | 武汉理工大学 | Composite type road surface |
| CN105332328B (en) * | 2015-10-27 | 2017-10-13 | 北方民族大学 | The collapsible loess road structure of water-impervious and the process for constructing with the structure road |
| CN105332328A (en) * | 2015-10-27 | 2016-02-17 | 北方民族大学 | Collapsible loess road structure capable of preventing water seepage and construction method of road with structure |
| CN106758651A (en) * | 2016-11-14 | 2017-05-31 | 江苏中路工程技术研究院有限公司 | A kind of saturating drainage pavement structure of rigid-flexible composite |
| CN106758651B (en) * | 2016-11-14 | 2019-01-15 | 江苏中路工程技术研究院有限公司 | A kind of saturating drainage pavement structure of rigid-flexible composite |
| CN106702844A (en) * | 2016-11-30 | 2017-05-24 | 合诚工程咨询集团股份有限公司 | Pavement structure with low cost, environmental friendliness and long service life |
| CN106868972A (en) * | 2017-01-18 | 2017-06-20 | 青海省交通科学研究院 | A kind of asphalt pavement structure and its construction method suitable for Qinghai-xizang Plateau Region |
| CN108625245B (en) * | 2017-03-24 | 2021-05-25 | 中路交建(北京)工程材料技术有限公司 | Construction process for repairing diseases of drainage asphalt pavement |
| CN108625245A (en) * | 2017-03-24 | 2018-10-09 | 中路高科(北京)公路技术有限公司 | A kind of porous asphalt pavement damage repair construction technology |
| CN106868968A (en) * | 2017-03-30 | 2017-06-20 | 中核恒通（昆明）基础设施开发有限公司 | A kind of non-flexible foundation bituminous paving entirety thick plate structure construction method |
| CN106868968B (en) * | 2017-03-30 | 2019-07-23 | 中核腾辉(昆明)基础设施开发有限公司 | A kind of non-flexible foundation bituminous pavement entirety thick plate structure construction method |
| CN107059533A (en) * | 2017-04-07 | 2017-08-18 | 北京特希达交通勘察设计院有限公司 | A kind of bituminous paving interlayer structure |
| CN108252175A (en) * | 2018-02-06 | 2018-07-06 | 招商局重庆交通科研设计院有限公司 | High-strength durable asphalt pavement structure |
| CN110409251A (en) * | 2019-06-14 | 2019-11-05 | 湖南交通国际经济工程合作有限公司 | A kind of dewatering and noise reduction pavement construction method |
| CN111005284A (en) * | 2019-12-16 | 2020-04-14 | 上海浦东路桥建设股份有限公司 | Drainage bituminous pavement with replaceable transverse drainage hose |
| CN111005284B (en) * | 2019-12-16 | 2021-09-24 | 上海浦东建设股份有限公司 | Drainage bituminous pavement with replaceable transverse drainage hose |
| CN111101415A (en) * | 2019-12-17 | 2020-05-05 | 浙江泛海交通工程有限公司 | Composite asphalt pavement and construction method thereof |
| CN111648190A (en) * | 2020-04-25 | 2020-09-11 | 河南省金德园林绿化工程有限公司 | Asphalt concrete pavement and paving construction method thereof |
| CN111576126A (en) * | 2020-05-26 | 2020-08-25 | 四川公路桥梁建设集团有限公司 | Asphalt concrete implementation pavement capable of draining water and reducing noise |
| CN113089407A (en) * | 2021-03-31 | 2021-07-09 | 苏州荣帆建设工程有限公司 | Asphalt pavement structure and construction method thereof |
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Granted publication date: 20131225 Termination date: 20160427 |