CN105803888A - Sponge type road paving structure - Google Patents

Sponge type road paving structure Download PDF

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Publication number
CN105803888A
CN105803888A CN201610241150.0A CN201610241150A CN105803888A CN 105803888 A CN105803888 A CN 105803888A CN 201610241150 A CN201610241150 A CN 201610241150A CN 105803888 A CN105803888 A CN 105803888A
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China
Prior art keywords
water
layer
type road
runway
sponge
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CN201610241150.0A
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Chinese (zh)
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CN105803888B (en
Inventor
关永胜
周文
金光来
张苏龙
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Jiangsu Sinoroad Engineering Technology Institute Co Ltd
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Jiangsu Sinoroad Engineering Technology Institute Co Ltd
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Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C9/00Special pavings; Pavings for special parts of roads or airfields
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C7/00Coherent pavings made in situ
    • E01C7/08Coherent pavings made in situ made of road-metal and binders
    • E01C7/32Coherent pavings made in situ made of road-metal and binders of courses of different kind made in situ

Abstract

The invention discloses a sponge type road paving structure. Purified water transition areas are arranged on the two sides of a carriageway paving structure, then sidewalks are arranged, the carriageway paving structure is sequentially provided with a carriageway upper layer, waterproof bonding layers, a carriageway lower layer, a lower sealing layer and a water stabilizing base layer from top to bottom, and the purified water transition areas and a sidewalk paving structure are both of a layered composite structure. A 3-cm OGFC type road surface or 4-cm PA type road surface with the good permeability is adopted as the upper layer of a carriageway, therefore, the enough water permeability performance is guaranteed, and surface gathered water is effectively decreased; the waterproof bonding layers are arranged between the upper layer and the lower layer of the carriageway and on the side faces of the carriageway lower layer and the water stabilizing base layer, therefore, rainwater can be effectively prevented from infiltrating to the lower layer and the base layer, and the strength and durability of the road surface are guaranteed; the purified water transition areas are arranged between the carriageway and the sidewalks, road surface rainwater is purified and then flows into an accumulated water dispersing layer and a soil base layer, and therefore the accumulated water dispersing layer is prevented from being blocked by sludge in the water.

Description

A kind of sponge-type road pavement structure
Technical field
The present invention relates to a kind of urban road paving structure, particularly relate to a kind of sponge urban road paving structure.
Background technology
Road surface structare layer refers to each pavement constituting road surface, the layer position residing by it and effect, mainly has surface layer, basic unit and bed course.Along with the development of communication, road pavement structure proposes increasingly higher requirement, also needs to just there is good drainage performance under the premise meeting corresponding driving requirements, and endurance quality is also the important indicator evaluating pavement structure.In order to ensure the permanence of pavement usage, it is necessary to the durability having had, but, road surface is if it occur that durability can be produced large effect by water phenomenon, therefore just require to propose the pavement structure that a kind of water permeability is excellent, not only meet the demand of driving, moreover it is possible to meet pedestrian.At present, in order to improve the water permeability of pavement structure, mostly adopt the form increasing bed course, although improve the drainage performance on road surface, but still can not meet the requirement of use for the area that rainfall is bigger.
Because the defect of the above-mentioned existing permeable existence of urban road paving structure, the present inventor is based on being engaged in practical experience and the Professional knowledge that this type of product design manufacture is enriched for many years, and coordinate the utilization of scientific principle, actively in addition research and innovation, to founding a kind of Novel sponge type road pavement structure so that it is have more practicality.Through constantly research, design, and after repeatedly studying sample and improving, finally create the present invention having practical value.
Summary of the invention
Present invention is primarily targeted at, overcome the defect of the existing permeable existence of urban road paving structure, and a kind of Novel sponge type road pavement structure is provided, improve permeable, the drain function of urban road, thus more suitable for practicality, and there is the value in industry.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to the sponge-type road pavement structure that the present invention proposes, it is also respectively provided with footpath paving structure in runway paving structure both sides, described runway paving structure is disposed with runway surface layer, water-proof tack coat, runway cutting optimal, Sub-sealing Course and cement treated material from top to bottom, and described cement treated material is arranged on soil matrix layer upper surface;
Described footpath paving structure is disposed with footpath surface layer, sand pad screed-coat, porous base course, filter course and water-retention diffusion layer from top to bottom, and described water-retention diffusion layer is arranged on soil matrix layer upper surface.
Further, aforesaid sponge-type road pavement structure, described runway surface layer transverse direction road surface horizontal wall inscription is 1%~2%.
Further, aforesaid sponge-type road pavement structure, described water purification transitional region structure arranges storage area under draining double-edged fine-toothed comb, rainwater is by non-fine concrete bed course, the sufficiently cleaned up rear inflow water-retention diffusion layer of filter course, the mud ensured in rainwater precipitates in storage area, if the mud of later stage periodic cleaning storage area.
Further, aforesaid sponge-type road pavement structure, water-proof tack coat in described runway paving structure, runway cutting optimal, Sub-sealing Course and cement treated material side brushing water-proof tack coat respectively.
Further, aforesaid sponge-type road pavement structure, the lower inside of described water-retention diffusion layer is provided with mozzle, and described mozzle is connected with sewer.
Further, aforesaid sponge-type road pavement structure, described runway surface layer is permeable bituminous concrete, for 3cmOGFC type road surface or 4cm thickness PA type road surface.
Further, aforesaid sponge-type road pavement structure, described runway cutting optimal is the high-strength close water type bituminous concrete that 6~8cm is thick, specifically refer on common close-graded AC-20 compound basis, fill 1~3% high ash natural rock asphalt as modifying agent, wherein the content of ashes in kir is 25%, and bitumen content is 75%, and the bitumen aggregate ratio of compound is 4.5~5%, prepare intensity height, the close water type bituminous concrete of kir modified high-strength that water permeability resistance can be excellent.
Further, aforesaid sponge-type road pavement structure, described water-retention diffusion layer is straticulate structure, is followed successively by rubble or goose soft rock aquifer, sand bedding course and geotextiles from top to bottom.
By technique scheme, the sponge-type road pavement structure of the present invention at least has the advantage that
The sponge-type road pavement structure of the present invention adopts permeability good 3cmOGFC type road surface or 4cm thickness PA type road surface as the upper layer of runway, it is ensured that enough water permeabilities, effectively reduces surface gathered water;Between upper layer and the cutting optimal of runway, and runway cutting optimal, cement treated material side, it is respectively provided with water-proof tack coat, adopts environmental protection, the good water-base epoxy Colophonium of water resistance, can effectively prevent rainwater from penetrating into cutting optimal, basic unit, it is ensured that pavement strength and durability;Adopt high-strength close water type bituminous concrete thick for 6~8cm as the cutting optimal of runway, high-strength close water type concrete adopts natural high ash kir as modifying agent, adopt close-graded and higher bitumen aggregate ratio, under the premise ensureing paving structure intensity, there is enough compactness, it is possible to meet the durability of drainage road;Under draining double-edged fine-toothed comb in water purification transitional region structure, storage area is set, rainwater flows into water-retention diffusion layer after sufficiently cleaned up after non-fine concrete bed course, filter course, the mud ensured in rainwater precipitates in storage area, if the mud of later stage periodic cleaning storage area, effectively prevent the hole of silt blocking water-retention diffusion layer, affect moisture diffusion;Being provided with mozzle in the water-retention diffusion layer of footpath and flow to the sewer of municipal drainage system, during waterproof heavy rain, the too much moisture diffusion of water-retention diffusion layer destroys soil matrix to soil.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention, and can be practiced according to the content of description, below with presently preferred embodiments of the present invention describe in detail as after.
Accompanying drawing explanation
Fig. 1 is sponge-type road pavement structural representation;
Fig. 2 is the structure for amplifying schematic diagram of A in topic 1;
Labelling connotation in figure: 1. runway surface layer, 2. water-proof tack coat, 3. runway cutting optimal, 4. Sub-sealing Course, 5. cement treated material, 6. footpath surface layer, 7. sand pad screed-coat, 8. basic unit, 9. filter course, 10. water-retention diffusion layer, 11. mozzle, 12. sewers, 13. draining double-edged fine-toothed combs, 14. non-fine concrete bed course, 15. soil matrix layers.
Detailed description of the invention
For further setting forth that the present invention reaches technological means and effect that predetermined goal of the invention is taked, to sponge-type its detailed description of the invention of road pavement structure proposed according to the present invention, feature and effect thereof, describe in detail as after.
Embodiment 1
Sponge-type road pavement structural representation of the present invention as shown in Figure 1, includes runway surface layer 1, water-proof tack coat 2, runway cutting optimal 3, Sub-sealing Course 4, cement treated material 5, footpath surface layer 6, sand pad screed-coat 7, basic unit 8, filter course 9, water-retention diffusion layer 10, mozzle 11, sewer 12, draining double-edged fine-toothed comb 13, non-fine concrete bed course 14 and soil matrix layer 15.
The sponge-type road pavement structure of the present invention, it is respectively arranged with water purification transitional region in runway paving structure both sides, the both sides of water purification transitional region arrange footpath paving structure again, wherein runway paving structure is disposed with runway surface layer 1, water-proof tack coat 2, runway cutting optimal 3, Sub-sealing Course 4 and cement treated material 5 from top to bottom, and wherein cement treated material 5 is arranged on the upper surface of soil matrix layer 15;Footpath paving structure is disposed with footpath surface layer 6, sand pad screed-coat 7, basic unit 8, filter course 9 and water-retention diffusion layer 10 from top to bottom, and wherein water-retention diffusion layer 10 is arranged on soil matrix layer 15 upper surface;Water purification transitional region is disposed with draining double-edged fine-toothed comb 13, non-fine concrete bed course 14, filter course 9, water-retention diffusion layer 10 from top to bottom, and water-retention diffusion layer 10 is arranged on soil matrix layer 15 upper surface.
Water-proof tack coat 2 in runway paving structure, runway cutting optimal 3, Sub-sealing Course 4 and cement treated material 5 side brushing water-proof tack coat 2 respectively, adopt the isolation of waterproof material water-base epoxy Colophonium, it is prevented that water penetration is to the cutting optimal of runway and cement treated material.Draining double-edged fine-toothed comb 13 bottom in water purification transitional region structure arranges storage area, rainwater flows into water-retention diffusion layer 10 after sufficiently cleaned up after non-fine concrete bed course 14, filter course 9, the mud ensured in rainwater precipitates in storage area, if the mud of later stage periodic cleaning storage area.The lower inside of water-retention diffusion layer 10 is provided with mozzle 11, and mozzle 11 is connected with sewer 12.What runway surface layer 1 adopted is permeable bituminous concrete, and for 4cm thickness PA type road surface, road surface horizontal wall inscription is 1.5%;Water-proof tack coat 2 adopts the good water-base epoxy Colophonium of water resistance, and spreading amount is 0.8kg/m2~1.2kg/m2;Runway cutting optimal 3 adopts the high-strength close water type bituminous concrete of 6cm, adopt the grating of common close-graded AC-20 compound, the high ash natural rock asphalt of admixture 2% is as modifying agent, wherein content of ashes 75% in kir, bitumen content 25%, the bitumen aggregate ratio of compound is 5%, prepares intensity height, the close water type bituminous concrete of kir modified high-strength that water permeability resistance energy is excellent, its performance is as shown in table 1 below.Under the premise ensureing paving structure intensity, there is enough compactness, it is possible to meet the durability of drainage road;Sub-sealing Course 4 is emulsified asphalt crushed stone sealing, and cement treated material 5 adopts waterproof stabilized base.
The high-strength close water type bituminous concrete performance indications of table 1
Footpath surface layer 6 is pervious floor tile, sand pad screed-coat 7 is the cement mortar bedding cushion of cement, sand and water composition, and basic unit 8 adopts permeable crushed rock base course, and filter course 9 is geotextiles, water-retention diffusion layer 10 is layered composite structure, is goose soft rock, sand bedding course and geotextiles from top to bottom successively.Being provided with mozzle 11 in water-retention diffusion layer 10 and flow to the sewer 12 of municipal drainage system, during waterproof heavy rain, the too much moisture diffusion of water-retention diffusion layer destroys soil matrix layer 14 to soil.
With reference to the dotted line direction in Fig. 1, rainwater purifies tailing edge through the multilamellar of pavement structure and the direction of solid line and get rid of pavement structure, it is to avoid rainwater hoards road pavement structural damage.
The above, it it is only presently preferred embodiments of the present invention, not the present invention is done any pro forma restriction, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any those skilled in the art, without departing within the scope of technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is the content without departing from technical solution of the present invention, according to any simple modification that above example is made by the technical spirit of the present invention, equivalent variations and modification, all still fall within the scope of technical solution of the present invention.

Claims (8)

1. a sponge-type road pavement structure, it is characterized in that: be respectively arranged with water purification transitional region in runway paving structure both sides, described water purification transitional region both sides arrange footpath paving structure, described runway paving structure is disposed with runway surface layer (1), water-proof tack coat (2), runway cutting optimal (3), Sub-sealing Course (4) and cement treated material (5) from top to bottom, and described cement treated material (5) is arranged on soil matrix layer (15) upper surface;
Described water purification transitional region is disposed with draining double-edged fine-toothed comb (13), non-fine concrete bed course (14), filter course (9) and water-retention diffusion layer (10) from top to bottom, and described water-retention diffusion layer (10) is arranged on soil matrix layer (15) upper surface;
Described footpath paving structure is disposed with footpath surface layer (6), sand pad screed-coat (7), basic unit (8), filter course (9) and water-retention diffusion layer (10) from top to bottom, and described water-retention diffusion layer (10) is arranged on soil matrix layer (15) upper surface.
2. sponge-type road pavement structure according to claim 1, it is characterised in that: described runway surface layer (1) horizontal road surface horizontal wall inscription is 1%~2%.
3. sponge-type road pavement structure according to claim 1, it is characterized in that: draining double-edged fine-toothed comb (13) bottom of described water purification transitional region arranges storage area, rainwater is by flowing into water-retention diffusion layer (10) after the filtration of non-fine concrete bed course (14) and filter course (9).
4. sponge-type road pavement structure according to claim 1, it is characterised in that: water-proof tack coat (2) in described runway paving structure, runway cutting optimal (3), Sub-sealing Course (4) and brushing water-proof tack coat (2) respectively, cement treated material (5) side.
5. the sponge-type road pavement structure according to any one of Claims 1 to 4, it is characterized in that: the lower inside of described water-retention diffusion layer (10) is provided with mozzle (11), and described mozzle (11) is connected with sewer (12).
6. sponge-type road pavement structure according to claim 5, it is characterised in that: described runway surface layer (1) is permeable bituminous concrete, and described runway surface layer (1) is 3cmOGFC type road surface or 4cm thickness PA type road surface.
7. sponge-type road pavement structure according to claim 5, it is characterised in that: described runway cutting optimal (3) is the high-strength close water type bituminous concrete that 6~8cm is thick.
8. sponge-type road pavement structure according to claim 5, it is characterised in that: described water-retention diffusion layer (10) is straticulate structure, is followed successively by rubble or goose soft rock aquifer, sand bedding course and geotextiles from top to bottom.
CN201610241150.0A 2016-04-18 2016-04-18 A kind of sponge-type road pavement structure Active CN105803888B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108103873A (en) * 2017-12-29 2018-06-01 郑州航空工业管理学院 A kind of nano asphalt concrete urban road surfaces structure based on sponge city
CN109183546A (en) * 2018-09-25 2019-01-11 天津市水利科学研究院 A kind of sponge urban road and its construction method using ventilation anti-seepage sand
CN110552269A (en) * 2019-08-08 2019-12-10 杭州江润科技有限公司 Construction method of ecological sidewalk

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005002575A (en) * 2003-06-09 2005-01-06 Tokyu Construction Co Ltd Water supply type water retentive paving
CN102260011A (en) * 2011-05-18 2011-11-30 长沙理工大学 Road surface runoff purification system
CN202227220U (en) * 2011-09-07 2012-05-23 重庆中设工程设计有限公司 Drainage type asphalt concrete road surface
CN202298405U (en) * 2011-11-11 2012-07-04 上海市政工程设计研究总院(集团)有限公司 Road pavement dewatering structure system
CN202730583U (en) * 2012-04-26 2013-02-13 北京仁创科技集团有限公司 Road water draining and water filtering structure
CN203296159U (en) * 2013-05-13 2013-11-20 无锡市政设计研究院有限公司 Rainwater side ditch with filtering function
CN203602983U (en) * 2013-10-14 2014-05-21 江苏燕宁新材料科技发展有限公司 Road pavement structure

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005002575A (en) * 2003-06-09 2005-01-06 Tokyu Construction Co Ltd Water supply type water retentive paving
CN102260011A (en) * 2011-05-18 2011-11-30 长沙理工大学 Road surface runoff purification system
CN202227220U (en) * 2011-09-07 2012-05-23 重庆中设工程设计有限公司 Drainage type asphalt concrete road surface
CN202298405U (en) * 2011-11-11 2012-07-04 上海市政工程设计研究总院(集团)有限公司 Road pavement dewatering structure system
CN202730583U (en) * 2012-04-26 2013-02-13 北京仁创科技集团有限公司 Road water draining and water filtering structure
CN203296159U (en) * 2013-05-13 2013-11-20 无锡市政设计研究院有限公司 Rainwater side ditch with filtering function
CN203602983U (en) * 2013-10-14 2014-05-21 江苏燕宁新材料科技发展有限公司 Road pavement structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108103873A (en) * 2017-12-29 2018-06-01 郑州航空工业管理学院 A kind of nano asphalt concrete urban road surfaces structure based on sponge city
CN109183546A (en) * 2018-09-25 2019-01-11 天津市水利科学研究院 A kind of sponge urban road and its construction method using ventilation anti-seepage sand
CN110552269A (en) * 2019-08-08 2019-12-10 杭州江润科技有限公司 Construction method of ecological sidewalk

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Address after: 210019 9 9-storey Building 01, New Town Science and Technology Building, 69 Olympic Sports Street, Jianye District, Nanjing City, Jiangsu Province

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