CN108517733A - The pavement structure and urban road of urban road - Google Patents
The pavement structure and urban road of urban road Download PDFInfo
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- CN108517733A CN108517733A CN201810585297.0A CN201810585297A CN108517733A CN 108517733 A CN108517733 A CN 108517733A CN 201810585297 A CN201810585297 A CN 201810585297A CN 108517733 A CN108517733 A CN 108517733A
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- permeable
- pavement structure
- urban road
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- 239000011449 brick Substances 0.000 claims abstract description 34
- 239000004568 cement Substances 0.000 claims abstract description 24
- 239000002689 soil Substances 0.000 claims abstract description 18
- 239000011159 matrix material Substances 0.000 claims abstract description 15
- 239000011380 pervious concrete Substances 0.000 claims abstract description 12
- 239000004575 stone Substances 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 48
- 239000002344 surface layer Substances 0.000 claims description 48
- 239000004576 sand Substances 0.000 claims description 19
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 241000826860 Trapezium Species 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 239000011230 binding agent Substances 0.000 claims description 6
- 230000035699 permeability Effects 0.000 claims description 6
- 230000015271 coagulation Effects 0.000 claims description 2
- 238000005345 coagulation Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000009738 saturating Methods 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 239000011083 cement mortar Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000008595 infiltration Effects 0.000 description 6
- 238000001764 infiltration Methods 0.000 description 6
- 239000002699 waste material Substances 0.000 description 5
- 238000009418 renovation Methods 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- -1 infiltration Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/24—Methods or arrangements for preventing slipperiness or protecting against influences of the weather
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention provides a kind of pavement structure of urban road and urban roads, it is related to the technical field of building, the pavement structure of the urban road includes face layer, screed-coat, base, bed course and the soil matrix from top to bottom set gradually, wherein, face layer includes with the water-permeable brick for intercepting sundries function, screed-coat includes dry cement mortar, and base includes pervious concrete, and bed course is graded broken stone layer.The urban road is provided with the pavement structure of above-mentioned urban road.The pavement structure and urban road of the urban road are alleviated using cement macrovoid porous pavement, and rainwater penetrates into base by the macrovoid and big piece on road surface, are susceptible to pavement structure blocking, the problem for causing the permeable time limit of pavement structure shorter.
Description
Technical field
The present invention relates to technical field of buildings, more particularly, to the pavement structure and urban road of a kind of urban road.
Background technology
Urban road refers to the road in city, is used for communications and transportation in city and pedestrian, can be the life of resident
Living, work and cultural and recreational activity provide prodigious facility.Sponge city is then new generation of city storm water man- agement concept, refers to city
The natural calamity etc. that city is brought in adaptation environmental change and reply rainwater has good " elasticity ", absorbs water, stores when raining
Water, infiltration, water purification by the water stored " release " and are used when needing.The road of urban road in the system in sponge city
Face structure plays an important role.
In the prior art, the pavement structure of urban road uses cement macrovoid porous pavement, rainwater to pass through road surface
The shortcomings that macrovoid and big piece penetrate into base, such pavement structure is：Hole is big, easily blocks, causes pavement structure
The permeable time limit it is shorter, need frequently renovate, invest repeatedly, serious waste of resources.
It would therefore be highly desirable to design a kind of new pavement structure to improve above-mentioned technical problem.
Invention content
First of the present invention is designed to provide a kind of pavement structure of urban road, is existed in the prior art with alleviating
Urban road pavement structure use cement macrovoid porous pavement, rainwater pass through the macrovoid on road surface and big piece infiltration
Into base, it is susceptible to pavement structure blocking, the technical problem for causing the permeable time limit of pavement structure shorter.
The pavement structure of urban road provided by the invention include the face layer from top to bottom set gradually, screed-coat, base,
Bed course and soil matrix, wherein the face layer includes with the water-permeable brick for intercepting sundries function, and the screed-coat includes permeable dry
Sand or permeable dry cement stabilizing coarse sand, the base include pervious concrete in cement stabilizing, and the bed course is grading
Metalling.
Further, the thickness of the water-permeable brick is 5cm to 7cm, and the coefficient of permeability of the water-permeable brick is more than or equal to
0.2mm/s。
Further, the thickness of the screed-coat is 3cm to 5cm.
Further, the pervious concrete is C25 pervious concretes, and the thickness of the base is 14cm to 18cm, institute
The coefficient of permeability for stating base is more than or equal to 0.5mm/s.
Further, the thickness of the bed course is 18cm to 22cm, and the voidage of the bed course is 20%.
Further, antiseepage film is equipped on the soil matrix, the bed course is set in the antiseepage film.
Further, the bottom end of the bed course is embedded with Permeable blind pipe, the length direction of the Permeable blind pipe and the city
The width direction of the pavement structure of city's road is parallel；
The both ends of the Permeable blind pipe, which are arranged with, picks out pipe, and the end of the Permeable blind pipe described is picked out by corresponding
Pipe is connected to corresponding catch-basin in the pavement structure of the urban road.
Further, the both ends in the pavement structure width direction of the urban road are additionally provided with reinforcing body, two institutes
It states reinforcing body to be symmetrical arranged, cross sectional shape is right-angled trapezium, and upper table of the upper bottom of the right-angled trapezium apart from the base
The bottom of face 30mm, the right-angled trapezium are concordant with the lower surface of the bed course, and the bevel edge of the right-angled trapezium is towards the city
The inside of the pavement structure of city's road.
Further, the water-permeable brick includes porous base course and the permeable surface layer that is set on the porous base course, described
The rubble that porous base course is matched by single-stage is made up of binder bonding, the permeable surface layer by intermediate permeable surface layer middle layer and
It encloses the permeable surface layer peripheral tier set on the permeable surface layer middle layer periphery to constitute, the permeable surface layer middle layer and described permeable
Surface layer peripheral tier is made up of rubble of binder bonding；
The ballast grain sizes of the porous base course are more than the ballast grain sizes of the permeable surface layer middle layer, in the permeable surface layer
The ballast grain sizes of interbed are more than the ballast grain sizes of the permeable surface layer peripheral tier, and empty between the rubble of the permeable surface layer peripheral tier
Gap is not more than 0.5mm, and gap is not more than 1mm between the rubble of the permeable surface layer middle layer.
The pavement structure of urban road provided by the invention having the beneficial effect that compared with prior art：
The pavement structure of urban road provided by the invention include the face layer from top to bottom set gradually, screed-coat, base,
Bed course and soil matrix, wherein face layer includes with the water-permeable brick for intercepting sundries function, and screed-coat includes permeable dry cement stabilizing
Middle sand or permeable dry cement stabilizing coarse sand, base include pervious concrete, and bed course is graded broken stone layer.Pass through face layer
Water-permeable brick can intercept the sundries in rainwater, can alleviate or even avoid that cement macrovoid porous pavement, rainwater is used to pass through
The macrovoid on road surface and big piece penetrate into base, are susceptible to the problem of pavement structure blocks, and are conducive to extend road surface knot
The permeable time limit of structure reduces the renovation number of pavement structure, reduces the waste of resource.
Second object of the present invention is to provide a kind of urban road, to alleviate urban road existing in the prior art
Pavement structure use cement macrovoid porous pavement, rainwater penetrates into base by the macrovoid and big piece on road surface,
It is susceptible to pavement structure blocking, the technical problem for causing the permeable time limit of pavement structure shorter.
Urban road provided by the invention is provided with the pavement structure of the urban road described in the above.
Urban road provided by the invention having the beneficial effect that compared with prior art：
Urban road provided by the invention is provided with the pavement structure of above-mentioned urban road, the pavement structure of the urban road
Including face layer, screed-coat, base, bed course and the soil matrix from top to bottom set gradually, wherein face layer includes having to intercept sundries work(
The water-permeable brick of energy, screed-coat include sand or permeable dry cement stabilizing coarse sand in permeable dry cement stabilizing, base's packet
Pervious concrete is included, bed course is graded broken stone layer.The sundries in rainwater can be intercepted by the water-permeable brick of face layer, can be alleviated very
To avoiding using cement macrovoid porous pavement, rainwater penetrates into base by the macrovoid and big piece on road surface, is easy
There is the problem of pavement structure blocks, is conducive to extend the permeable time limit of pavement structure, reduces the renovation number of pavement structure, subtract
The waste of few resource.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the cross-section diagram of the pavement structure for the urban road that the embodiment of the present invention one provides；
Fig. 2 is enlarged drawing at the A of the pavement structure of urban road shown in FIG. 1；
Fig. 3 is the cross-section diagram of the pavement structure for another urban road that the embodiment of the present invention one provides；
The structural schematic diagram of water-permeable brick in the pavement structure for the urban road that Fig. 4 provides for the embodiment of the present invention one.
Icon：The faces 1- layer；2- screed-coats；3- bases；4- bed courses；5- soil matrixs；6- antiseepage films；7- Permeable blind pipes；
8- picks out pipe；9- reinforcing bodies；100- water-permeable bricks；101- porous base courses；The permeable surface layers 102-；In the permeable surface layers 1021-
Interbed；The permeable surface layer peripheral tiers of 1022-.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment one
As shown in figures 1 and 3, the pavement structure of urban road provided in this embodiment includes from top to bottom setting gradually
Face layer 1, screed-coat 2, base 3, bed course 4 and soil matrix 5, wherein face layer 1 includes being looked for the water-permeable brick 100 for intercepting sundries function
Flat bed 2 includes sand or permeable dry cement stabilizing coarse sand in permeable dry cement stabilizing, and base 3 includes permeable coagulation
Soil, bed course 4 are graded broken stone layer.
The pavement structure of urban road provided in this embodiment include from top to bottom set gradually face layer 1, screed-coat 2,
Base 3, bed course 4 and soil matrix 5, wherein face layer 1 includes with the water-permeable brick 100 for intercepting sundries function, and screed-coat 2 includes permeable
Sand or permeable dry cement stabilizing coarse sand in dry cement stabilizing, base 3 include pervious concrete, and bed course 4 is grading
Metalling.The sundries in rainwater can be intercepted by the water-permeable brick 100 of face layer 1, can alleviate or even is avoided big using cement system
Hole porous pavement, rainwater penetrate into base 3 by the macrovoid and big piece on road surface, are susceptible to pavement structure blocking
Problem is conducive to extend the permeable time limit of pavement structure, reduces the renovation number of pavement structure, reduces the waste of resource.
Specifically, face layer 1 includes with the water-permeable brick 100 for intercepting sundries function, i.e., face layer 1 is by having the function of interception sundries
Water-permeable brick 100 be laid with.As it can be seen that the water-permeable brick 100 mentioned in the present embodiment can either ensure rainwater on road surface can in time from
The pavement structure of urban road is discharged, and is conducive to alleviate and pavement structure is even avoided to be easy to block up because of the sundries being mixed in rainwater
The problem of plug.
Screed-coat 2 includes sand or permeable dry cement stabilizing coarse sand in permeable dry cement stabilizing, dry water
Mud can be permeable by controlling porosity realization.
Alternatively screed-coat 2 or dry cement mortar.
In the present embodiment, the thickness of water-permeable brick 100 can be 5cm to 7cm, and the coefficient of permeability of water-permeable brick 100 is more than or equal to
0.2mm/s。
Preferably, as a kind of specific embodiment, the thickness of above-mentioned water-permeable brick 100 can be 6cm.
In the present embodiment, the thickness of screed-coat 2 can be 3cm to 5cm.
Screed-coat 2 can be that face layer 1 provides a smooth support, ensure the flatness of face layer 1 and exercise comfort.
Preferably, as a kind of specific embodiment, the thickness of above-mentioned screed-coat 2 can be 3cm.
In the present embodiment, pervious concrete can be C25 pervious concretes, and the thickness of base 3 can be 14cm to 18cm,
The coefficient of permeability of base 3 is more than or equal to 0.5mm/s.
3 one side of base preferably can transmit the load of coming by bearing plane layer 1, on the other hand again being capable of preferably permeable face
The water that oozes under layer 1, play infiltration, water conservation temperature reduction function.
Preferably, as a kind of specific embodiment, the thickness of above-mentioned base 3 can be 15cm.
In the present embodiment, the thickness of bed course 4 can be 18cm to 22cm, and the voidage of bed course 4 is 20%.
Bed course 4 is the graded broken stone layer of 18cm to 22cm, and voidage is controlled 20%, and the water temperature that can improve base 3 is steady
It is qualitative.
Preferably, as a kind of specific embodiment, the thickness of above-mentioned bed course 4 can be 20cm.
As depicted in figs. 1 and 2, in the present embodiment, antiseepage film 6 can be equipped on soil matrix 5, bed course 4 is set to antiseepage film 6
On.
Antiseepage film 6 is set on 5 upper berth of soil matrix, rainwater infiltration can be prevented to soil matrix 5, advantageously ensure that the stability of soil matrix 5.
Further, the thickness of antiseepage film 6 can be 1mm.
As shown in figures 1 and 3, in the present embodiment, the bottom end of bed course 4 can be embedded with Permeable blind pipe 7, Permeable blind pipe 7
Length direction is parallel with the width direction of the pavement structure of urban road.
The both ends of Permeable blind pipe 7, which are arranged with, picks out pipe 8, and the end of Permeable blind pipe 7 is connected to by the corresponding pipe 8 that picks out
Corresponding catch-basin in the pavement structure of urban road.
The setting length direction Permeable blind pipe parallel with the width direction of the pavement structure of urban road in the bottom of bed course 4
7, then be arranged respectively at the both ends of Permeable blind pipe 7 and pick out pipe 8, the both ends of Permeable blind pipe 7 are respectively communicated to by respectively picking out pipe 8
Corresponding catch-basin in the pavement structure of urban road, enables the rainwater in the pavement structure of infiltration urban road smoothly to arrange
Go out to each catch-basin, a large amount of rainwater can be avoided to be stranded in the pavement structure of urban road, is easy to go out the case where endangering soil matrix 5
It is existing.
Obviously, the setting of Permeable blind pipe 7 is corresponding with the setting of catch-basin in urban road.
Specifically, it can be U-tube to pick out pipe 8, one end of U-tube is connected to Permeable blind pipe 7, and the other end stretches into corresponding
In catch-basin, it is connected to catch-basin.
The diameter of Permeable blind pipe 7 can be 80mm.
The diameter for picking out pipe 8 can be 100mm.
In the present embodiment, the both ends in the pavement structure width direction of urban road are also provided with reinforcing body 9, two
Reinforcing body 9 is symmetrical arranged, and cross sectional shape is right-angled trapezium, and upper surface 30mm of the upper bottom of right-angled trapezium apart from base 3, directly
The trapezoidal bottom in angle is concordant with the lower surface of bed course 4, and the bevel edge of right-angled trapezium is towards the inside of the pavement structure of urban road.
Both ends in the pavement structure width direction of urban road are symmetrical arranged reinforcing body 9, are ensureing urban road
While pavement structure lateral stability, it can ensure water in the pavement structure of urban road not horizontal infiltration.Reinforcing body 9
Cross sectional shape is right-angled trapezium, and upper surface 30mm of the upper bottom of right-angled trapezium apart from base 3, the bottom of right-angled trapezium and bed course
4 lower surface is concordant, and the bevel edge of right-angled trapezium is towards the inside of the pavement structure of urban road so that reinforcing body 9 is to city road
The effect that the pavement structure on road is reinforced is even more ideal.
Specifically, reinforcing body 9 can be made of C15 concrete, bottom width can be 100mm thereon, and lower bottom width can be
200mm。
As shown in figure 4, in the present embodiment, water-permeable brick 100 may include porous base course 101 and be set to porous base course 101
On permeable surface layer 102, the rubble that porous base course 101 is matched by single-stage by binder bonding be made, permeable surface layer 102 is by centre
Permeable surface layer middle layer 1021 and enclose set on permeable 1021 periphery of surface layer middle layer permeable surface layer peripheral tier 1022 composition, thoroughly
Surface layer of water middle layer 1021 and permeable surface layer peripheral tier 1022 are made up of rubble of binder bonding.
The ballast grain sizes of porous base course 101 are more than the ballast grain sizes of permeable surface layer middle layer 1021, permeable surface layer middle layer
1021 ballast grain sizes are more than the ballast grain sizes of permeable surface layer peripheral tier 1022, and empty between the rubble of permeable surface layer peripheral tier 1022
Gap is not more than 0.5mm, and gap is not more than 1mm between the rubble of permeable surface layer middle layer 1021.
Porous base course 101 can enhance the integral strength of water-permeable brick 100, and durability is good；Due to the hole of porous base course 101
Rate is larger, can accelerate permeable speed, promotes water-holding capacity and backwater ability；Due to gap between the rubble of porous base course 101
Bigger than permeable surface layer 102,102 sand grains of permeable surface layer can be embedded in 101 gap of porous base course, it is ensured that permeable surface layer 102 when compacting
With the bond integrity of porous base course 101.
Mainly realize that function is in permeable surface layer 102：It is permeable, due to micron order hole between sand grains, and and porous base course
101 porosity has differences, may be implemented filtering rainwater in impurity, the effect to purify water, can also realize water storage and
The function of backwater；It is adjusted by natural sand different colours or toner, different pattern can be designed, colour-fast, non-discolouring, ecological beauty
It sees.
The ballast grain sizes of permeable surface layer peripheral tier 1022 are smaller, had differences with the crushed stone material grain size of porous base course 101,
Therefore, the rubble of permeable surface layer peripheral tier 1022 can be embedded in the gap of porous base course 101, it is ensured that permeable surface layer 102 when compacting
With the bond integrity of porous base course 101, and 100 surface surrounding indent Forming Quality of water-permeable brick is ensured.
Permeable surface layer middle layer 1021 can increase by 100 Surface Anti-slide of water-permeable brick；More permeable surface layer peripheral tier 1022
Porosity bigger, can accelerate permeable speed, improve water-holding capacity and backwater ability.
The water-permeable brick 100 mentioned in this implementation includes but not limited to the water-permeable brick 100 of above structure, every to be set to
On screed-coat 2, and the sundries in rainwater is intercepted, while structure permeable downwards can be as the water-permeable brick mentioned in this implementation
100。
The pavement structure of urban road provided in this embodiment has the characteristics that and advantageous effect：
1. permeable speed is fast, 0.22mm/s can be reached, be not easy to plug, and have the function of filtration, purification, the permeable time limit extends
3-5；
2. intensity is high, quality is good, and flexural strength can reach 5.5MPa, and compression strength reaches 45MPa；
3. skid resistance is good, surface has certain elasticity, improves walking comfort level, and the pendulum value that BPN portable pendulum testers measure is more than
Standard value 60；
4. water conservation can reduce surface temperature, alleviate tropical island effect, average detemperature rate reaches 3-5 degrees Celsius；
5. having sqouynd absorption lowering noise effect, city noise pollution is reduced.
6. maintaining sponge urban construction is mating ooze, is stagnant, store, is net, use, function of drainage system, the feelings of repeated construction are avoided
Condition reaches sponge urban construction requirement.
7. sexual valence is relatively high, the price reduction 30% or so compared with granite and ceramics mat formation brick.
Embodiment two
Urban road provided in this embodiment is provided with the pavement structure of the urban road of the offer of embodiment one.
Urban road provided in this embodiment is provided with the pavement structure of the urban road of the offer of embodiment one, the city road
The pavement structure on road includes the face floor 1 from top to bottom set gradually, screed-coat 2, base 3, bed course 4 and soil matrix 5, wherein face layer 1
Include with the water-permeable brick 100 for intercepting sundries function, screed-coat 2 includes sand or permeable stiff in permeable dry cement stabilizing
Property cement stabilizing coarse sand, base 3 include pervious concrete, bed course 4 be graded broken stone layer.It can by the water-permeable brick 100 of face layer 1
The sundries in rainwater is intercepted, can alleviate or even avoids using cement macrovoid porous pavement, the macropore that rainwater passes through road surface
Gap and big piece penetrate into base 3, are susceptible to the problem of pavement structure blocks, are conducive to extend the permeable year of pavement structure
Limit, reduces the renovation number of pavement structure, reduces the waste of resource.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of pavement structure of urban road, which is characterized in that including face layer (1), the screed-coat from top to bottom set gradually
(2), base (3), bed course (4) and soil matrix (5), wherein the face layer (1) includes with the water-permeable brick for intercepting sundries function
(100), the screed-coat (2) includes sand or permeable dry cement stabilizing coarse sand in permeable dry cement stabilizing, described
Base (3) includes pervious concrete, and the bed course (4) is graded broken stone layer.
2. the pavement structure of urban road according to claim 1, which is characterized in that the thickness of the water-permeable brick (100)
Coefficient of permeability for 5cm to 7cm, the water-permeable brick (100) is more than or equal to 0.2mm/s.
3. the pavement structure of urban road according to claim 1, which is characterized in that the thickness of the screed-coat (2) is
3cm to 5cm.
4. the pavement structure of urban road according to claim 1, which is characterized in that the pervious concrete is that C25 is saturating
The thickness of water coagulation soil, the base (3) is 14cm to 18cm, and the coefficient of permeability of the base (3) is more than or equal to 0.5mm/s.
5. the pavement structure of urban road according to claim 1, which is characterized in that the thickness of the bed course (4) is
The voidage of 18cm to 22cm, the bed course (4) are 20%.
6. according to the pavement structure of claim 1-5 any one of them urban roads, which is characterized in that on the soil matrix (5)
It is equipped with antiseepage film (6), the bed course (4) is set in the antiseepage film (6).
7. the pavement structure of urban road according to claim 6, which is characterized in that the bottom end of the bed course (4) is embedded
There are Permeable blind pipe (7), the length direction of the Permeable blind pipe (7) and the width direction of the pavement structure of the urban road flat
Row；
The both ends of the Permeable blind pipe (7), which are arranged with, picks out pipe (8), and the end of the Permeable blind pipe (7) passes through corresponding institute
It states and picks out pipe (8) and be connected to corresponding catch-basin in the pavement structure of the urban road.
8. according to the pavement structure of claim 1-5 any one of them urban roads, which is characterized in that the urban road
Pavement structure width direction on both ends be additionally provided with reinforcing body (9), two reinforcing bodies (9) are symmetrical arranged, section shape
Shape is right-angled trapezium, and upper surface 30mm of the upper bottom of the right-angled trapezium apart from the base (3), the right-angled trapezium
Bottom is concordant with the lower surface of the bed course (4), the pavement structure of the bevel edge of the right-angled trapezium towards the urban road
It is internal.
9. according to the pavement structure of claim 1-5 any one of them urban roads, which is characterized in that the water-permeable brick
(100) include porous base course (101) and the permeable surface layer (102) being set on the porous base course (101), the porous base course
(101) rubble matched by single-stage is made up of binder bonding, and the permeable surface layer (102) is by intermediate permeable surface layer middle layer
(1021) and enclose set on permeable surface layer middle layer (1021) periphery permeable surface layer peripheral tier (1022) composition, it is described permeable
Surface layer middle layer (1021) and the permeable surface layer peripheral tier (1022) are made up of rubble of binder bonding；
The ballast grain sizes of the porous base course (101) are more than the ballast grain sizes of the permeable surface layer middle layer (1021), described
The ballast grain sizes of surface layer of water middle layer (1021) are more than the ballast grain sizes of the permeable surface layer peripheral tier (1022), and described permeable
Gap is not more than 0.5mm between the rubble of surface layer peripheral tier (1022), gap between the rubble of the permeable surface layer middle layer (1021)
No more than 1mm.
10. a kind of urban road, which is characterized in that be provided with the road surface knot of claim 1-9 any one of them urban roads
Structure.
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| CN110055861A (en) * | 2019-05-15 | 2019-07-26 | 长江勘测规划设计研究有限责任公司 | A kind of pavement permeable pavement structure of urban road reconstruction project |
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