CN208472497U - A kind of municipal road pavement - Google Patents
A kind of municipal road pavement Download PDFInfo
- Publication number
- CN208472497U CN208472497U CN201820593988.0U CN201820593988U CN208472497U CN 208472497 U CN208472497 U CN 208472497U CN 201820593988 U CN201820593988 U CN 201820593988U CN 208472497 U CN208472497 U CN 208472497U
- Authority
- CN
- China
- Prior art keywords
- layer
- blotter
- layed
- roadbed
- binder course
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model discloses a kind of municipal road pavements, including roadbed and the quick lime layer being laid on roadbed, the blotter one being layed on quick lime layer, the cement binder course one being layed on blotter one, the blotter two being layed on cement binder course one, the cement binder course two being layed on blotter two, the concrete layer being layed on cement binder course two, the bitumen layer being layed on concrete layer.The utility model makes the firm not cracky in road surface by two layers of cement binder course of laying, increases its service life, sufficiently ensures subgrade stability and consolidates, by being laid with two layers of blotter, compactness of pavement is improved, the fastness of roadbed is enhanced, helps to prevent roadbed or pavement depression.
Description
Technical field
The utility model relates to Municipal Road Engineering roadbed technical field more particularly to a kind of municipal road pavements.
Background technique
In town road construction, the construction of roadbed is most important, and roadbed is the base on road surface made of being built with soil or building stones
Plinth, it will not only subject itself ground self weight and road surface gravity, still suffer from the traffic load being transmitted to by road surface,
It is the important component of entire highway construction, existing roadbed is mainly native stone class discrete material, and roadbed is chronically at nature ring
Under border, thus the invasion and destruction of the natural conditions such as geology, water, rainfall, weather, earthquake variation, resistivity can be often subject to
Difference, while the weight also wanting the speed of vehicle and accumulating over a long period, the structure of roadbed are easy to that breakage occurs, therefore,
In technical requirements, roadbed should have enough robustnesses, stability and durability, i.e., ground is not under itself Static behavior
Excessive depression should occur；Excessive elasticity and plasticity deformation should not occur under vehicle power effect, roadbed stability is road surface
The key of quality, while the intensity of roadbed is also to guarantee the basis of roadbed stability, and a good roadbed design is heavy to closing
It wants, currently, increasing sharply with the especially heavy-duty vehicle flow of the vehicle on present highway, the continuous stone roller of overloaded vehicle
Pressure, no matter existing roadbed upper berth is cement pavement or bituminous pavement, and most of highway all can't bear the heavy load, often do not arrive standard
Service life just because occur pavement breaking, be broken, collapse, seep water due to scrap in advance, highly shortened highway service life, into
One step increases the construction cost of highway.
Summary of the invention
The purpose of the utility model is to overcome problem above of the existing technology, provide a kind of municipal road pavement,
So that the firm not cracky in road surface, increases service life of road surface, subgrade stability is sufficiently ensured and has consolidated, improved the compacting on road surface
Degree, enhances the fastness of roadbed.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions: a kind of municipal road pavement,
Including roadbed and the quick lime layer being laid on roadbed, the blotter one being layed on quick lime layer, it is layed in rubble pad
Cement binder course one on layer one, the blotter two being layed on cement binder course one, the water being layed on blotter two
Mud binder course two, the concrete layer being layed on cement binder course two, the bitumen layer being layed on concrete layer.
Preferably, the thickness of the quick lime layer is arranged between 0.5~1.5mm.
Preferably, the thickness of the blotter one and/or blotter two is set as 10~20mm.
Preferably, the bitumen layer uses the bituminous concrete of water penetration, the thickness of the bituminous concrete is arranged 4
~8mm, bituminous concrete use porosity for 4%~10% bituminous concrete.
Preferably, the concrete layer thickness be arranged in 20~30mm, concrete layer connect with bitumen layer one
Side is provided with several grooves connecting with bitumen layer.
Preferably, the concrete layer includes plain concrete, armored concrete, continuous reinforcement concrete, prestressing force
Concrete.
Preferably, the groove is linear or corrugated is uniformly transversely arranged, the depth of groove is not less than 2mm.
Compared with prior art, the utility model has the beneficial effects that
1. roadbed settlement or settlement of subgrade caused by reducing as subgrade strength can be substantially eliminated, highway road is improved
Compressive strength for surface contact and structure service life；
2. two layers of blotter being laid with is connect with cement binder course respectively, so that the overall structure on road surface is reinforced consolidating not
Cracky increases its service life, has sufficiently ensured the stabilization of roadbed and has consolidated；
3. improving its compactness by being laid with blotter on quick lime layer, the fastness of roadbed is enhanced；
4. the groove being arranged on concrete layer facilitates the filling of bituminous concrete, increase bituminous concrete and coagulation
It is secured between soil.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright.Specific embodiment of the present utility model is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention:
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 be the utility model relates to structural schematic diagram；
Fig. 2 be the utility model relates to 7 structural schematic diagram of concrete layer.
Figure label explanation: roadbed 1, quick lime layer 2, blotter 1, cement binder course 1, blotter 25, water
Mud binder course 26, concrete layer 7, bitumen layer 8, groove 9.
Specific embodiment:
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments:
Referring to figs. 1 to shown in Fig. 2, a kind of municipal road pavement, including roadbed 1 and the quick lime being laid on roadbed 1
Layer 2, the blotter 1 being layed on quick lime layer 2, the cement binder course 1 being layed on blotter 1, are layed in
Blotter 25 on cement binder course 1, the cement binder course 26 being layed on blotter 25, are layed in cement knot
Close the concrete layer 7 on layer 26, the bitumen layer 8 being layed on concrete layer 7.
The thickness of quick lime layer 2 is arranged between 0.5~1.5mm, and being laid with quick lime facilitates and blotter
Reaction is learned, the consistency and elasticity of blotter is increased, the caking property and intensity of quick lime layer and blotter are improved, to enhance
The hardness and strength of roadbed.
The thickness of blotter 1 and/or blotter 25 is set as 10~20mm, is laid with blotter, relies primarily on
The intensity of gravel particle embedded squeezing effect enhancing roadbed, the intensity, size, shape, surface roughness of rubble itself influence roadbed
Intensity, the utility model is laid with two layers of blotter and further improves the compactness on road surface.
Bitumen layer 8 is using the bituminous concrete of water penetration, and the thickness setting of bituminous concrete is in 4~8mm, pitch coagulation
Soil uses porosity for 4%~10% bituminous concrete, facilitates road surface drainage, bitumen layer is made to be not easy ponding,
The thickness of concrete layer 7 is arranged in 20~30mm, if the side that concrete layer 7 is connect with bitumen layer 8 is provided with
The dry groove 9 connecting with bitumen layer 8, groove 9 facilitate the filling of bituminous concrete, increase bituminous concrete and concrete
Between it is secured.
Groove 9 is linearly or corrugated is uniformly transversely arranged (as shown in Fig. 2), and the depth of groove 9 is not less than 2mm,
The depth of groove 9 is excessively shallow, is unfavorable for the cohesive force of bituminous concrete and concrete layer.
Specific embodiment:
The utility model is laid with quick lime layer 2 on roadbed 1, blotter 1 is laid on quick lime layer 2, in rubble
It is laid with cement binder course 1 on bed course 1, blotter 25 is laid on cement binder course 1, on 25 upper berth of blotter
If cement binder course 26, it is laid with concrete layer 7 on cement binder course 26, bitumen layer 8 is laid on concrete layer 7, is laid with
Two layers of blotter and two layers of cement binder course, blotter and cement binder course combine, and cement binder course is mainly viscous
Blotter is connect, the compactness on road surface and the intensity on road surface and stability can be improved, meanwhile, the ditch being arranged on concrete layer
Slot facilitates the filling of bituminous concrete, increases between bituminous concrete and concrete layer 7 securely.
It is emphasized that: the above is only the preferred embodiment of the present utility model, not appoints to the utility model
What formal limitation, any simple modification made by the above technical examples according to the technical essence of the present invention, etc.
With variation and modification, it is still within the scope of the technical solutions of the present invention.
Claims (6)
1. a kind of municipal road pavement, it is characterised in that: including roadbed (1) and the quick lime layer being laid on roadbed (1)
(2), the blotter one (3) being layed on quick lime layer (2), the cement binder course one being layed on blotter one (3)
(4), the blotter two (5) being layed on cement binder course one (4), the cement binder course being layed on blotter two (5)
Two (6), the concrete layer being layed on cement binder course two (6) (7), the bitumen layer (8) being layed on concrete layer (7).
2. a kind of municipal road pavement according to claim 1, it is characterised in that: the thickness of the quick lime layer (2) is set
It sets between 0.5~1.5mm.
3. a kind of municipal road pavement according to claim 1, it is characterised in that: the blotter one (3) and/or broken
The thickness of stone bed course two (5) is set as 10~20mm.
4. a kind of municipal road pavement according to claim 1, it is characterised in that: the bitumen layer (8) uses water penetration
Bituminous concrete, the thickness of the bituminous concrete is arranged in 4~8mm, and bituminous concrete uses porosity for 4%~10%
Bituminous concrete.
5. a kind of municipal road pavement according to claim 1, it is characterised in that: the thickness of the concrete layer (7) is set
It sets in 20~30mm, the side that concrete layer (7) is connect with bitumen layer (8) is provided with what several connect with bitumen layer (8)
Groove (9).
6. a kind of municipal road pavement according to claim 5, it is characterised in that: the groove (9) linearly or ripple
Shape is uniformly transversely arranged, and the depth of groove (9) is not less than 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820593988.0U CN208472497U (en) | 2018-04-25 | 2018-04-25 | A kind of municipal road pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820593988.0U CN208472497U (en) | 2018-04-25 | 2018-04-25 | A kind of municipal road pavement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208472497U true CN208472497U (en) | 2019-02-05 |
Family
ID=65219507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820593988.0U Active CN208472497U (en) | 2018-04-25 | 2018-04-25 | A kind of municipal road pavement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208472497U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818304A (en) * | 2021-09-09 | 2021-12-21 | 中交投资南京有限公司 | Construction method of highway pavement structure |
-
2018
- 2018-04-25 CN CN201820593988.0U patent/CN208472497U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818304A (en) * | 2021-09-09 | 2021-12-21 | 中交投资南京有限公司 | Construction method of highway pavement structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8790036B2 (en) | Geotechnical structures and processes for forming the same | |
| CN210262547U (en) | Wide structure is tied up to bituminous paving | |
| CN203514144U (en) | Asphalt concrete pavement structure for plateau area | |
| CN208472497U (en) | A kind of municipal road pavement | |
| CN214271530U (en) | Soft basic district road structure based on building rubbish is laid | |
| CN207130558U (en) | A kind of roadbed filling structure | |
| CN213538565U (en) | Road bridge linkage segment becomes rigidity road bed | |
| CN206956487U (en) | Cement concrete pavement paving structure | |
| CN109958016A (en) | A kind of extremely frigid zones marshland roadbed anti-sedimentation structure | |
| CN112746542A (en) | Waterproof asphalt pavement structure and construction method thereof | |
| CN207828727U (en) | A kind of full impregnated pavement structure | |
| CN204589746U (en) | A kind of composite road surface structure being applicable to saturated dredger soft soil area Heavy Traffic condition | |
| CN203080380U (en) | Pavement structure applicable to damp and hot rainy regions | |
| CN207512535U (en) | A kind of municipal works road pavement structure | |
| CN215976685U (en) | Anti-crack pavement structure | |
| CN216551386U (en) | New old bituminous paving basic unit of environment-friendly links up structure | |
| CN107604786A (en) | A kind of full impregnated pavement structure | |
| CN209443316U (en) | A kind of permeable tile work pavement structure that closely knit asphalt macadam concrete layer is set | |
| CN215164278U (en) | Waterproof asphalt pavement structure | |
| CN205062611U (en) | Garden way pavement layer structure | |
| CN210085965U (en) | High-modulus asphalt mixture road structure | |
| CN113718580A (en) | Anti-crack pavement structure and construction method | |
| CN208949676U (en) | A kind of asphalt paving | |
| CN205046431U (en) | Soil gravel stabilized macadam base's roadbed structure | |
| CN215856992U (en) | Heavy traffic asphalt pavement and roadbed thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Wuzhong District Wuzhong road in Suzhou city of Jiangsu province 215000 No. 1368 Building 5 floor Patentee after: Suzhou garden construction industry group Co., Ltd Address before: Wuzhong District Wuzhong road in Suzhou city of Jiangsu province 215000 No. 1368 Building 5 floor Patentee before: SUZHOU GARDENS CONSTRUCTION INDUSTRY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |