CN103866668A - Cement water-permeable concrete ground structure with water-permeable asphalt on surface and manufacturing method thereof - Google Patents
Cement water-permeable concrete ground structure with water-permeable asphalt on surface and manufacturing method thereof Download PDFInfo
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- CN103866668A CN103866668A CN201210539699.XA CN201210539699A CN103866668A CN 103866668 A CN103866668 A CN 103866668A CN 201210539699 A CN201210539699 A CN 201210539699A CN 103866668 A CN103866668 A CN 103866668A
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Abstract
The invention discloses a cement water-permeable concrete ground structure with water-permeable asphalt on the surface. The structure comprises components of, from top to bottom: an asphalt water-permeable concrete layer, a spacer layer, a cement water-permeable concrete layer, a bedding layer and a base layer. A manufacturing method of the ground structure comprises steps that: (1) the base layer is paved; (2) the bedding layer is paved on the base layer; (3) at least one cement water-permeable concrete layer is paved on the bedding layer; (4) a water-permeable spacer layer is paved on the surface of the cement water-permeable concrete layer, and is optional; and (5) at least one asphalt water-permeable concrete layer is paved on the cement water-permeable concrete layer or the spacer layer. The manufacturing method also comprises a step (6), which is a maintenance step. The cement water-permeable concrete ground structure with the water-permeable asphalt on the surface is an environment-friendly ground structure.
Description
Technical field
The present invention relates to cement permeable concrete ground structure of a kind of surperficial pervious asphalt and preparation method thereof, belong to paving technical field.
Background technology
Pavement material at municipal motor road only has cement concrete pavement, asphalt concrete pavement.Existing water-permeable cement concrete and pervious asphalt concrete in the market, but because their limitation is separately difficult to directly be applied on municipal motor road.Although cement pervious concrete has high-bearing, high permeability rate, ecological, environmental protective, recharge of groundwater, reduces urban heat land effect and meet sleety weather have the characteristic of higher-security, the natural simpleness of apparent effect. and pervious asphalt concrete also has the feature such as high-bearing, high permeability rate, but because itself thering is semirigid feature, cannot realize rainwater and ooze under directly, recharge of groundwater; Cement pervious concrete is repaired because its rigid material needs entirety excision in the time running into damaged situation simultaneously, is not very convenient for repairing.Therefore by two kinds of product combinations, effectively the feature of environmental protection and practicality are combined together.
Summary of the invention
The object of the invention is cement pervious concrete pavement and pitch pervious concrete pavement to combine, form a kind of cement permeable concrete ground product of new surperficial pervious asphalt, thereby taking into account of the utility function of realization and environment-friendly function, meets the demand that China's town road develops.
The technical scheme of the present invention that realizes above-mentioned purpose is, a kind of cement permeable concrete ground structure of surperficial pervious asphalt, comprise at least pitch pervious concrete layer of one deck, the at least cement pervious concrete layer of one deck, bed course, basic unit, above-mentioned each layer for being arranged in order from top to bottom, wherein separate layer can be laid also and can not lay.
Wherein, one or more layers pitch pervious concrete of pitch pervious concrete layer is laminated; Separate layer can be laid or not lay; Cement pervious concrete layer is that one or more layers cement pervious concrete is laminated; In the middle of pitch pervious concrete layer and cement pervious concrete layer, can lay separate layer.
The preparation method of the cement permeable concrete ground structure of pervious asphalt of the present invention comprises the following steps:
(1) lay basic unit;
(2) in the basic unit of laying in (1) step, lay bed course;
(3) on the bed course of laying in (2) step, lay at least one layer of cement pervious concrete layer;
(4) the cement pervious concrete layer surface laying of laying in (3) step has the separate layer of water permeability and selects according to actual conditions;
(5) on the cement pervious concrete layer of laying in (3), (4) step or separate layer, lay at least one layer of pervious asphalt concrete;
(6) to form the cement permeable concrete ground structure of pervious asphalt after cement pervious concrete layer, separate layer and the pitch pervious concrete layer of step (3), step (4), step (5) carry out maintenance.
Wherein, the basic unit of laying in step (1) is that plain soil rolls compacting and forms, coefficient of consolidation > 0.93.
The bed course of laying in step (2) is that graded sand and stone layer or graded broken stone layer or sand pebble layer or ordinary concrete layer or ordinary concrete add 37 lime earth or cement stabilized macadam stabilized zone.
The main material of laying cement pervious concrete layer in step (3) is aggregate, cement, water, and shrinkage joint, expansion joint (E.J.) will be set simultaneously.
Lay water barrier in step (4) and be the deck that graded broken stone, graded sand and stone, nonwoven, anti-filter geotextiles have water permeability; Suggestion has a narrow range of temperature, and can not lay separate layer without the area of frost heave; Large for the temperature difference, have the area of frost heave spreading separate layer, with solving the problem of bituminous concrete with the inconsistent ravelling causing of cement concrete coefficient of deformation, shortening in application life.
In step (5), the main material of asphalt pervious concrete layer is aggregate, asphaltum with high viscosity.
The cement permeable concrete ground structure of the pervious asphalt forming after the maintenance of step (6) also can be on the position corresponding with cement pervious concrete shrinkage joint, expansion joint (E.J.) and a finedraw use pitch jointing.
The present invention compared with prior art, has following beneficial effect: the cement permeable concrete ground of (1) pervious asphalt of the present invention has solved pitch pervious concrete cannot make rainwater be seeped into soil horizon recharge of groundwater under directly.(2) the cement permeable concrete ground of pervious asphalt of the present invention has effectively solved because of municipal highway frequency of utilization and intensity is high repairs inconvenient problem after causing road surface breakage.(3) combination on pitch permeable concrete ground and these two kinds of road surfaces of cement permeable concrete ground has effectively solved the limitation on ground self originally, simultaneously from point reservation the advantage on ground, realized ecological, environmental protective, recharge of groundwater, the minimizing urban heat land effect on road surface and met sleety weather and had the function of higher-security.Therefore, the cement permeable concrete ground structure of surperficial pervious asphalt of the present invention is a kind of structure that integrates practicality and the feature of environmental protection, is especially suitable for urban municipal road.
Accompanying drawing explanation
Fig. 1 is the structural representation of the cement permeable concrete ground of surperficial pervious asphalt of the present invention.
In figure, 1, pitch pervious concrete layer; 2, separate layer; 3, cement pervious concrete layer; 4, bed course; 5, basic unit.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is specifically described, if Fig. 1 is the cement permeable concrete ground structural representation of pervious asphalt of the present invention, this road structure comprises at least pitch pervious concrete layer (1) of one deck, the at least cement pervious concrete layer (3) of one deck, bed course (4), basic unit (5), above-mentioned each layer for being arranged in order from top to bottom, it is characterized in that, pervious asphalt concrete combines with cement pervious concrete.
Wherein, one or more layers pitch pervious concrete of pitch pervious concrete layer is laminated; Separate layer can be laid or not lay; Cement pervious concrete layer is that one or more layers cement pervious concrete is laminated; In the middle of pitch pervious concrete layer and cement pervious concrete layer, can lay separate layer.
The manufacturing process of the cement permeable concrete ground structure of above-mentioned pervious asphalt is as follows:
1, lay basic unit
Basic unit be plain soil roll compacting form, coefficient of consolidation > 0.93.
2, lay bed course
In the basic unit of laying in (1) step, lay bed course.Bed course is that graded sand and stone layer or graded broken stone layer or sand pebble layer or ordinary concrete layer or ordinary concrete add 37 lime earth or cement stabilized macadam stabilized zone.
3, lay cement pervious concrete layer and establish seam
The main material of laying cement pervious concrete layer is aggregate, cement, water.
If adopt the earth construction of multilayer pervious layer, the laying of bottom pervious concrete is as follows:
1. pervious concrete is in the time paving, first smooth by artificial treatment.Now pave height will higher than design pave height 10mm (Concrete Thick can highly decline it because of closely knit, the about 10mm of falling head); Vibrate with plate vibrator again;
2. pervious concrete absolute altitude, generally take both sides curbstone (kerbstone) or template as reference, strictly be controlled road middle part pervious concrete and both sides maintenance level, must not have part to exceed phenomenon or depressed phenomenon;
3. after permeable paving, need overlay film maintenance at once, improve as early as possible the intensity of pervious concrete.
4. dilatation joint, shrinkage joint are rationally set:
The dilatation joint reserved available dedicated grooving tool processing (dilatation joint is rationally set, and expansion joint (E.J.) requirement runs through pervious concrete, reaches bed course, expansion joint (E.J.) width 15～20 mm, spacing <18m) of manually slot in advance.Also row cutting after can maintenance time;
Shrinkage joint should concrete strength reach design strength 25%～30% time complete, contracting seam is not less than 1/3 of concreting thickness deeply, contracting seam width 5～8 mm, spacing <6m;
4, spreading separate layer
In the basic unit of laying in (3) step, lay separate layer.Bed course is graded sand and stone layer or graded broken stone layer.
5, asphalt pervious concrete layer
1. water-permeating pitch mixed material paves and should adopt machinery to pave, require to pave smooth, and unsuitable manual amendment, the speed of paving should be controlled at about 3m/min, and the temperature that paves should be controlled at 175 ~ 165 ℃.
2. roll the front road roller that should be equipped with sufficient amount.While rolling, road roller is apart from paver unsuitable long (being no more than 20m left and right).Just stone roller, secondary roll and should select 10-12t drum roller, and whole stone roller should be selected 6-20t pleiotaxy road roller or 8-15t rubber tire type roller.Roll and should adopt static pressure mode (must not adopt vibration), its method is identical with general asphalt concrete pavement; Just stone roller speed should be controlled at 2km./hr, and temperature should be controlled at 160 ℃-140 ℃, and the speed of grinding should be controlled at 3km./hr again, and whole stone roller speed should be controlled 2km./hr, and temperature should be controlled at 90 ℃-70 ℃ also should fill in thermometric record.
3. establish at the asphalt paving having paved and lower floor cement concrete layer the position that seam is corresponding and cut, cutting slit width degree is 1-2mm, then carries out joint filling with pitch.
6, maintenance
After cement pervious concrete paves, need to carry out maintenance, after pervious asphalt concrete paves, need suitable maintenance.
Technique scheme has only embodied the optimal technical scheme of technical solution of the present invention, and those skilled in the art have all embodied principle of the present invention to some variations that wherein some part may be made, within belonging to protection scope of the present invention.
Claims (9)
1. the cement permeable concrete ground structure of a surperficial pervious asphalt, comprise at least pitch pervious concrete layer (1) of one deck, the at least cement pervious concrete layer (3) of one deck, bed course (4), basic unit (5), above-mentioned each layer for being arranged in order from top to bottom, it is characterized in that, pervious asphalt concrete combines with cement pervious concrete.
2. the cement permeable concrete ground structure of pervious asphalt according to claim 1, is characterized in that, pitch pervious concrete layer is that one or more layers pitch pervious concrete is laminated; Cement pervious concrete layer is that one or more layers cement pervious concrete is laminated.
3. the cement permeable concrete ground structure of pervious asphalt according to claim 1, is characterized in that, in the middle of pitch pervious concrete layer and cement pervious concrete layer, can lay separate layer (2).
4. a preparation method for the cement permeable concrete ground structure of surperficial pervious asphalt claimed in claim 1, is characterized in that, the method comprises the following steps:
(1) lay basic unit;
(2) in the basic unit of laying in (1) step, lay bed course;
(3) on the bed course of laying in (2) step, lay at least one layer of cement pervious concrete layer;
(4) the cement pervious concrete layer surface laying of laying in (3) step has the separate layer of water permeability and selects according to actual conditions;
(5) on the cement pervious concrete layer of laying in (3), (4) step or separate layer, lay at least one layer of pervious asphalt concrete;
(6) to form the cement permeable concrete ground structure of pervious asphalt after cement pervious concrete layer, separate layer and the pitch pervious concrete layer of step (3), step (4), step (5) carry out maintenance.
5. the preparation method of the cement permeable concrete ground structure of pervious asphalt according to claim 3, it is characterized in that direct asphalt pervious concrete layer or lay separate layer (2) re-lay pitch pervious concrete layer on cement pervious concrete layer on cement pervious concrete layer.
6. the preparation method of the cement permeable concrete ground structure of pervious asphalt according to claim 3, is characterized in that, also needs cement pervious concrete layer structure that shrinkage joint and expansion joint (E.J.) are set in step (3).
7. the preparation method of the cement permeable concrete ground structure of pervious asphalt according to claim 3, it is characterized in that, the water permeability separate layer of laying in step (4) is the deck that graded broken stone, graded sand and stone, nonwoven, anti-filter geotextiles have high water-permeability; Suggestion has a narrow range of temperature, and can not lay separate layer without the area of frost heave; Large for the temperature difference, have the area of frost heave spreading separate layer, with solving the problem of bituminous concrete with the inconsistent ravelling causing of cement concrete coefficient of deformation, shortening in application life.
8. the preparation method of the cement permeable concrete ground structure of surperficial pervious asphalt according to claim 3, is characterized in that, the basic unit of laying in step (1) is that plain soil rolls compacting and forms.
9. the preparation method of the cement permeable concrete ground structure of surperficial pervious asphalt according to claim 3, it is characterized in that, the bed course of laying in step (2) is that graded sand and stone layer or graded broken stone layer or sand pebble layer or ordinary concrete layer or ordinary concrete add 37 lime earth or cement stabilized macadam stabilized zone.
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Cited By (8)
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| CN104153548A (en) * | 2014-07-22 | 2014-11-19 | 苏州金螳螂建筑装饰股份有限公司 | Water-permeable device of base layer of rock material |
| CN105887608A (en) * | 2016-04-01 | 2016-08-24 | 江苏东浦管桩有限公司 | Water permeability multifunctional concrete and component for sponge urban construction |
| CN107217565A (en) * | 2017-06-08 | 2017-09-29 | 山东电力建设第工程公司 | A kind of preparation method of colorful water-permeable mattess |
| CN108640590A (en) * | 2018-04-04 | 2018-10-12 | 柳州铁道职业技术学院 | A kind of sponge urban construction water storage material and preparation method thereof |
| CN109024139A (en) * | 2018-08-03 | 2018-12-18 | 温州路铭建设有限公司 | Town road crosses bituminous grout concrete road surface structure |
| CN109342295A (en) * | 2018-11-28 | 2019-02-15 | 东南大学 | A kind of asphalt paving permeance property evaluation method based on wind-structure interaction |
| CN113432824A (en) * | 2021-06-25 | 2021-09-24 | 重庆大学 | Snowfall simulator suitable for wind tunnel to quickly and uniformly snowfall |
| CN113718584A (en) * | 2021-08-19 | 2021-11-30 | 天津亚平市政工程集团有限公司 | Construction method of permeable road |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109024138A (en) * | 2018-08-03 | 2018-12-18 | 温州路铭建设有限公司 | Town road crosses bituminous grout concrete pavement construction engineering method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104153548A (en) * | 2014-07-22 | 2014-11-19 | 苏州金螳螂建筑装饰股份有限公司 | Water-permeable device of base layer of rock material |
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| CN107217565A (en) * | 2017-06-08 | 2017-09-29 | 山东电力建设第工程公司 | A kind of preparation method of colorful water-permeable mattess |
| CN108640590A (en) * | 2018-04-04 | 2018-10-12 | 柳州铁道职业技术学院 | A kind of sponge urban construction water storage material and preparation method thereof |
| CN109024139A (en) * | 2018-08-03 | 2018-12-18 | 温州路铭建设有限公司 | Town road crosses bituminous grout concrete road surface structure |
| CN109342295A (en) * | 2018-11-28 | 2019-02-15 | 东南大学 | A kind of asphalt paving permeance property evaluation method based on wind-structure interaction |
| CN109342295B (en) * | 2018-11-28 | 2021-05-11 | 东南大学 | Permeable asphalt pavement permeability evaluation method based on fluid-solid coupling analysis |
| CN113432824A (en) * | 2021-06-25 | 2021-09-24 | 重庆大学 | Snowfall simulator suitable for wind tunnel to quickly and uniformly snowfall |
| CN113718584A (en) * | 2021-08-19 | 2021-11-30 | 天津亚平市政工程集团有限公司 | Construction method of permeable road |
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Address after: 100070, No. 5, No. two, No. 188, South Fourth Ring Road, Beijing, Fengtai District, building 6 (Park) Applicant after: BEIJING ORANGESTONE HARDSCAPE CO.,LTD. Address before: 100070, No. 5, No. two, No. 188, South Fourth Ring Road, Beijing, Fengtai District, building 6 (Park) Applicant before: BEIJING ORANGESTONE ECOLOGICAL ART GROUND TECHNOLOGY Co.,Ltd. Address after: 100070, No. 5, No. two, No. 188, South Fourth Ring Road, Beijing, Fengtai District, building 6 (Park) Applicant after: BEIJING ORANGESTONE ECOLOGICAL ART GROUND TECHNOLOGY Co.,Ltd. Address before: 100070, No. 5, No. two, No. 188, South Fourth Ring Road, Beijing, Fengtai District, China, six floors Applicant before: ORANGESTONE CONSTRUCTION TECHNOLOGY Co.,Ltd. |
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Inventor after: Liu Chuncai Inventor after: Wang Lizhong Inventor before: Wang Lizhong |
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Denomination of invention: Cement pervious concrete floor structure with permeable asphalt surface and its fabrication method Effective date of registration: 20221026 Granted publication date: 20170915 Pledgee: Xiamen International Bank Co.,Ltd. Beijing Branch Pledgor: BEIJING ORANGESTONE HARDSCAPE CO.,LTD. Registration number: Y2022990000744 |
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