CN205874871U - High carrier block stone road surface structure suitable for heavily traffic - Google Patents
High carrier block stone road surface structure suitable for heavily traffic Download PDFInfo
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- CN205874871U CN205874871U CN201620778809.1U CN201620778809U CN205874871U CN 205874871 U CN205874871 U CN 205874871U CN 201620778809 U CN201620778809 U CN 201620778809U CN 205874871 U CN205874871 U CN 205874871U
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- heavy traffic
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Abstract
The utility model belongs to the technical field of road engineering, a high carrier block stone road surface structure suitable for heavily traffic is related to, surface course on laying graded macadam bedding layer, graded broken stone base layer, graded broken stone upper base layer, the surface course under the concrete that permeates water, filter layer, middlings buffer layer and the piece stone on the soil matrix from bottom to top in proper order. The utility model provides a road surface structure can adapt to the heavy traffic load characteristics, satisfies accumulative total standard shaft ne=1.2's 107~2.5 107 (inferior / lane) road, under assurance capacity's prerequisite, can effectively reduce permeable pavement's cost.
Description
Technical field
This utility model belongs to road engineering technical field, relates to a kind of pavement structure, particularly relates to one and is applicable to weight
The high-mechanic block-stone pavement structure of traffic.
Background technology
In today that environmental conservation theory is rooted in the hearts of the people day by day, controlling of natural disaster urban rainwater caused along with country
Reason and the pay attention to day by day of water resource recycling, " sponge city " builds the expansion like a raging fire in the whole nation, to former in protection
While having the natural disaster that the destroyed Ecology of ecosystem, recovery, improvement urban rainwater bring, reach rain to greatest extent
Water collection, water-retention, infiltration, water purification and water resource release etc. circulate benignly, and protect urban water ecosystem.
Porous pavement is the important component part of sponge urban construction.The most conventional permeable pavement structure has three kinds: thoroughly
Water coagulation soil surface, asphalt paving, block-stone pavement.Wherein, block-stone pavement is mainly used in footpath or some light traffics
Road, which greatly limits the range of application of block-stone pavement, adds economic input.
Utility model content
The purpose of this utility model is to provide a kind of high-mechanic block-stone pavement structure being applicable to heavy traffic, this pavement structure
Can adapt to heavy traffic load feature, meet accumulated standard axle time Ne=1.2 × 107～2.5 × 107The road in (secondary/track),
On the premise of ensureing the traffic capacity, can effectively reduce the cost of porous pavement.
For achieving the above object, this utility model adopts the following technical scheme that
A kind of high-mechanic block-stone pavement structure being applicable to heavy traffic, it is characterised in that be applicable to the height of heavy traffic described in:
Granular cushion that carrier block stone pavement structure includes being laid on the most successively on soil matrix, gravel-sorted subbase, level
Join basic unit on rubble, pervious concrete cutting optimal, filter course, medium sand cushion and block stone upper layer.
As preferably, the block stone upper layer that this utility model is used is to be paved by cement concrete prefabricated section stone to form；
It is filled with calking between adjacent cement concrete prefabricated section stone；Described calking is sand；Described cement concrete prefabricated section stone
Length, width and height size be 400mm, 250mm and 200mm respectively.
As preferably, the thickness of the medium sand cushion that this utility model is used is 30mm.
As preferably, the filter course that this utility model is used is that chinlon filters layer of cloth.
As preferably, the pervious concrete cutting optimal that this utility model is used is Sand-free permeable concrete cutting optimal, institute
The thickness stating pervious concrete cutting optimal is 80mm, and voidage is 15～25%.
As preferably, on the graded broken stone that this utility model is used, the crush values of the building stones in basic unit is not more than 25%,
On described graded broken stone, the compactness of basic unit is not less than 100%, and CBR value is not less than 100%, the thickness of basic unit on described graded broken stone
Degree is 200mm.
As preferably, the crush values of the building stones in the gravel-sorted subbase that this utility model is used is not more than 25%,
The compactness of described gravel-sorted subbase is not less than 100%, and CBR value is not less than 100%, the thickness of described gravel-sorted subbase
Degree is 200mm.
As preferably, the crush values of the building stones in the granular cushion that this utility model is used is not more than 26%, institute
The compactness stating granular cushion is not less than 98%, and CBR value is not less than 100%, and the thickness of described granular cushion is
200mm。
As preferably, the compression rebound modulu of the soil matrix that this utility model is used is not less than 60MPa.
This utility model compared with the prior art, has the following advantages and beneficial effect:
This utility model provides a kind of high-mechanic block-stone pavement structure being applicable to heavy traffic, including the most successively
Basic unit, pervious concrete cutting optimal, mistake on the granular cushion that is laid on soil matrix, gravel-sorted subbase, graded broken stone
Filtering layer, medium sand cushion and block stone upper layer.The pavement structure that this utility model is used is permeable block-stone pavement structure, it
By the requirement tightened up to soil matrix compression rebound modulu, use the graded broken stone of big thickness and tightened up compactness and
CBR controls, and provides more preferable plate body bearing capacity by pervious concrete so that block-stone pavement is ensureing that pavement structure is saturating
On the basis of water, it is provided with enough bearing capacitys and undertakes the effect of heavy traffic load.
Accompanying drawing explanation
Fig. 1 is the structural representation of pavement structure provided by the utility model；
Wherein:
1-soil matrix；2-granular cushion；3-gravel-sorted subbase；Basic unit on 4-graded broken stone；5-pervious concrete
Cutting optimal；6-filter course；7-medium sand cushion；8-block stone upper layer.
Detailed description of the invention
In conjunction with drawings and Examples, this utility model is further described, but this utility model is not limited only to down
The embodiment stated.
Seeing Fig. 1, this utility model provides a kind of high-mechanic block-stone pavement structure being applicable to heavy traffic, under certainly
Basic unit 4, permeable coagulation on the granular cushion 2 on soil matrix 1, gravel-sorted subbase 3, graded broken stone it is laid on successively on and
Soil cutting optimal 5, filter course 6, medium sand cushion 7 and block stone upper layer 8.
Block stone upper layer 8, is paved formed by long 400mm, wide 250mm, the cement concrete prefabricated section stone of high 200mm, adopt
With sand as the calking of block stone upper layer.
The thickness of medium sand cushion 7 is 30mm.
Filter course 6 uses chinlon filter cloth, it is possible to stop medium sand to enter pervious concrete cutting optimal 5.
Pervious concrete cutting optimal 5 uses Sand-free permeable concrete, and aggregate uses gap grading, and thickness is 80mm,
Voidage is 15～25%.
Basic unit 4 on graded broken stone, it is desirable to the crush values of building stones is not more than 25%, use heavy compacting criteria design, compacting
Degree is not less than 100%, and CBR value is not less than 100%, and thickness is 200mm.
Gravel-sorted subbase 3, it is desirable to the crush values of building stones is not more than 25%, uses heavy compacting criteria design, compacting
Degree is not less than 100%, and CBR value is not less than 100%, and thickness is 200mm.
Granular cushion 2, it is desirable to the crush values of building stones is not more than 26%, uses heavy compacting criteria design, compactness
Not less than 98%, CBR value is not less than 100%, and thickness is 200mm.
The compression rebound modulu of soil matrix 1 is not less than 60MPa.
Claims (9)
1. the high-mechanic block-stone pavement structure being applicable to heavy traffic, it is characterised in that be applicable to the Gao Cheng of heavy traffic described in:
Carry granular cushion (2), gravel-sorted subbase that block-stone pavement structure includes being laid on the most successively on soil matrix (1)
(3), on graded broken stone above basic unit (4), pervious concrete cutting optimal (5), filter course (6), medium sand cushion (7) and block stone
Layer (8).
The high-mechanic block-stone pavement structure being applicable to heavy traffic the most according to claim 1, it is characterised in that: described block of stone
Upper layer (8) is to be paved by cement concrete prefabricated section stone to form；It is filled with filleting between adjacent cement concrete prefabricated section stone
Material；Described calking is sand；The length, width and height size of described cement concrete prefabricated section stone be respectively 400mm, 250mm and
200mm。
The high-mechanic block-stone pavement structure being applicable to heavy traffic the most according to claim 2, it is characterised in that: described medium sand
The thickness of cushion (7) is 30mm.
The high-mechanic block-stone pavement structure being applicable to heavy traffic the most according to claim 3, it is characterised in that: described filtration
Layer (6) is that chinlon filters layer of cloth.
The high-mechanic block-stone pavement structure being applicable to heavy traffic the most according to claim 4, it is characterised in that: described permeable
Concrete cutting optimal (5) is Sand-free permeable concrete cutting optimal, and the thickness of described pervious concrete cutting optimal (5) is 80mm, empty
Gap rate is 15～25%.
The high-mechanic block-stone pavement structure being applicable to heavy traffic the most according to claim 5, it is characterised in that: described grating
On rubble, the crush values of the building stones in basic unit (4) is not more than 25%, and on described graded broken stone, the compactness of basic unit (4) is not less than
100%, CBR value is not less than 100%, and on described graded broken stone, the thickness of basic unit (4) is 200mm.
The high-mechanic block-stone pavement structure being applicable to heavy traffic the most according to claim 6, it is characterised in that: described grating
The crush values of the building stones in granular sub-base (3) is not more than 25%, and the compactness of described gravel-sorted subbase (3) is not less than
100%, CBR value is not less than 100%, and the thickness of described gravel-sorted subbase (3) is 200mm.
The high-mechanic block-stone pavement structure being applicable to heavy traffic the most according to claim 7, it is characterised in that: described grating
The crush values of the building stones in blotter (2) is not more than 26%, and the compactness of described granular cushion (2) is not less than 98%, CBR
Value is not less than 100%, and the thickness of described granular cushion (2) is 200mm.
The high-mechanic block-stone pavement structure being applicable to heavy traffic the most according to claim 8, it is characterised in that: described soil matrix
(1) compression rebound modulu is not less than 60MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620778809.1U CN205874871U (en) | 2016-07-22 | 2016-07-22 | High carrier block stone road surface structure suitable for heavily traffic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620778809.1U CN205874871U (en) | 2016-07-22 | 2016-07-22 | High carrier block stone road surface structure suitable for heavily traffic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205874871U true CN205874871U (en) | 2017-01-11 |
Family
ID=57698159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620778809.1U Expired - Fee Related CN205874871U (en) | 2016-07-22 | 2016-07-22 | High carrier block stone road surface structure suitable for heavily traffic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205874871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024041413A1 (en) * | 2022-08-22 | 2024-02-29 | 浙江华东工程建设管理有限公司 | Environment-friendly road construction equipment for photovoltaic power station, and road structure |
-
2016
- 2016-07-22 CN CN201620778809.1U patent/CN205874871U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024041413A1 (en) * | 2022-08-22 | 2024-02-29 | 浙江华东工程建设管理有限公司 | Environment-friendly road construction equipment for photovoltaic power station, and road structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20190722 |