CN205975241U - Fill roadbed structure - Google Patents
Fill roadbed structure Download PDFInfo
- Publication number
- CN205975241U CN205975241U CN201620942002.7U CN201620942002U CN205975241U CN 205975241 U CN205975241 U CN 205975241U CN 201620942002 U CN201620942002 U CN 201620942002U CN 205975241 U CN205975241 U CN 205975241U
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- China
- Prior art keywords
- slope
- roadbed
- stone
- earth
- filled
- Prior art date
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- 239000004575 stone Substances 0.000 claims abstract description 27
- 239000002689 soil Substances 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims description 19
- 239000011435 rock Substances 0.000 claims description 18
- 239000002893 slag Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000945 filler Substances 0.000 abstract 2
- 238000012856 packing Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 5
- 239000002699 waste material Substances 0.000 description 4
- 238000005056 compaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model provides a fill roadbed structure, including the road bed, the stone side bed course has been laid to the bottom in the road bed side slope outside, and the side slope top packing of stone side bed course and road bed has the mixed filler of earth and stone in order to form the side slope of filling, and the slope ratio of side slope of filling is less than or equal to 1:4.0, and the road bed outside is filled the stone side bed course, the mixed filler of earth and stone and is constituteed protection system jointly, protects conventional road bed, is regarded as the basis of domatic soil simultaneously. The method solves the problems of high protection cost, no environmental protection, large accident loss, high cost for building and abandoning the slag yard and the like of the traditional filling roadbed. The utility model belongs to the technical field of the road bed builds.
Description
Technical field
This utility model is related to a kind of road structure, belongs to roadbed and constructs technical field.
Background technology
In highway engineering construction, particularly local in mountain area, subgrade engineering typically has excavation section and embankment section.?
In filled-up ground, height of embankment in below 20m, by 1:1.3～1:1.75 slope ratio fills the cubic metre of earth and stone.Then outside side slope
Using dry stone pitching or using frame gird type slope protection.
Only from the angle considering subgrade stability, roadbed side slope is in the safety of code requirement for traditional filled-up ground design
Can keep stable under coefficient.In this case the Slope ratio drawing is larger, and usually 1:1.5, simultaneously for preventing water and soil
Run off, need to the safeguard procedures such as sash beam or loose stone be sets on domatic, these safeguard procedures costly and not environmentally, lack and give birth to
Machine.Vehicle has an accident when going out guardrail, because grade of side slope is big, and does not have secondary protection measure, suffers heavy losses, usually car is ruined
People dies.
In addition in roadbed earthwork, particularly mountain area is local, and the cubic metre of earth and stone is often difficult to balance, and the side of abandoning is more, needs
Dumping Sites are built in extra expropriation of land, and slag field is protected costly.
Utility model content
The purpose of this utility model is：There is provided a kind of filled-up ground structure, to solve traditional filled-up ground protection expense
Height, not environmental protection, causality loss is big, the problems such as build Dumping Sites costly.
For solving the above problems, intend adopting such a filled-up ground structure, including roadbed, the bottom outside roadbed side slope
It is equipped with cubic meter of stone bed course, be filled with earth-rock mixture thing above the side slope of cubic meter of stone bed course and roadbed to form embankment side slope, embankment side
The slope on slope is than less than or equal to 1:4.0, outside roadbed, embankment cubic meter of stone bed course, earth-rock mixture thing collectively constitute guard system, and protection is often
Rule roadbed, simultaneously as the basis of Soil Slope.
In aforementioned filled-up ground structure, the Slope top of roadbed is provided with guardrail；
In aforementioned filled-up ground structure, earth-rock mixture thing is equipped with Soil Slope, plantation on Soil Slope has trees, tree
Wood is ascended a height plantation, increases green coverage, is conducive to building environment-friendly type highway；Guardrail, very slow embankment side slope and tree are pushed up in slope
The collective effect of wood, can substantially reduce the loss that vehicle accident brings；
In aforementioned filled-up ground structure, cubic meter of stone bed course and earth-rock mixture thing are to excavate the side of abandoning that section produces, cubic meter of stone bed course
Require to join by particular requirement compacting according to a deciding grade and level, native stone mixture is stacked by waste requirement, can be turned waste into wealth, and reduces slag field and holds
Amount even can avoid arranging slag field, thus investment reduction；
In aforementioned filled-up ground structure, Soil Slope derives from the clear table of roadbed, is not required to additionally fetch earth.
The construction method of above-mentioned filled-up ground structure is as follows：
A. base face of satisfying the need carries out clear table, clear table soil is concentrated and stacks, so that the later stage uses as Soil Slope；
B., when ground horizontal wall inscription is larger, excavate geology step by code requirement, to guarantee stablizing of conventional roadbed；
C. according to compaction requirement routinely roadbed side slope slope than placement in layers routine roadbed, simultaneously construction cubic meter of stone bed course and
Earth-rock mixture thing, cubic meter of stone bed course by be not less than conventional roadbed requirement be compacted, earth-rock mixture thing routinely waste mode with routine
Roadbed progressively raising；
D. subgrade and pavement has filled, timely construction subgrade guardrail, after earth-rock mixture thing tends towards stability, according to embankment side slope
Slope is than construction Soil Slope；
E. after Soil Slope is stable, the domatic trees of contour cultivation.
Compared with prior art, this utility model passes through to thicken roadbed filling to Slope with the side of abandoning outside existing roadbed
Than less than 1:4.0 structure, while improving safety, it is possible to reduce subgrade protection project amount, can reach reduction slag field simultaneously
Capacity, to reduce the purpose of the expropriation of land of slag field and protection expense, has higher economic benefit.Calculate by 10m filled-up ground is high, single
Embankment side slope in side can reduce dry-laid rubble 9m3/m.Reduce slag field capacity 125m3/m.Due to having spread certain thickness soil on domatic
Earth, plants trees above, it is possible to reduce soil erosion, beautification highway environment, reduces driver and conductor's fatigue, has higher ring
Protect benefit.Simultaneously because grade of side slope diminishes significantly, and still there are trees to block outside conventional roadbed guardrail, traffic can be greatly reduced
The harm that accident is brought, has higher economic and social benefit.
This utility model structure is simple, easy construction, and safe and reliable, remarkable in economical benefits can be led in filled-up ground technology
Domain wide popularization and application.
Brief description
Fig. 1 is the sectional view of roadbed side slope described in the utility model；
Wherein, reference 1- roadbed (conventional filling roadbed), 2- cubic meter of stone bed course, 3- earth-rock mixture thing, 4- Soil Slope,
5- guardrail, 6- trees, the 8- routine roadbed side slope gradient, 9- roadbed filling height, 10- above-ground route, 11- road surface.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below will be new to this practicality by accompanying drawing
Type is described in further detail.
Embodiment：
Referring to the drawings 1, the present embodiment provides a kind of filled-up ground structure, including roadbed 1, the bottom outside roadbed 1 side slope
It is equipped with cubic meter of stone bed course 2, be filled with earth-rock mixture thing 3 above the side slope of cubic meter of stone bed course 2 and roadbed 1 to form embankment side slope, fill out
The slope of Fang Bianpo is than less than or equal to 1:4.0, outside roadbed, embankment cubic meter of stone bed course, earth-rock mixture thing collectively constitute guard system, protect
The conventional roadbed of shield, simultaneously as the basis of Soil Slope, the Slope top of roadbed 1 is provided with guardrail 5, earth-rock mixture thing 3 upper berth
It is provided with Soil Slope 4, plantation on Soil Slope 4 has trees 6, and trees 6 ascend a height plantation, cubic meter of stone bed course 2 and earth-rock mixture thing 3 are for opening
The side of abandoning that road breaking section produces, Soil Slope 4 derives from the clear table of roadbed, is not required to additionally fetch earth.
Construction method is as follows：
First, base face of satisfying the need carries out clear table, clear table soil is concentrated and stacks, so that the later stage uses as Soil Slope 4
(when ground horizontal wall inscription is larger, excavating geology step by code requirement, to guarantee stablizing of conventional roadbed 1)；
Then, according to compaction requirement routinely roadbed 1 Slope than placement in layers routine roadbed 1, simultaneously construct the cubic meter of stone
Bed course 2 and earth-rock mixture thing 3, cubic meter of stone bed course 2 is compacted by the requirement being not less than conventional roadbed 1, earth-rock mixture thing 3 routinely waste
Mode is with conventional roadbed 1 progressively raising；
Roadbed 1 road surface has been filled, timely construction subgrade guardrail 5, after earth-rock mixture thing 3 tends towards stability, according to embankment side
Slope slope is than construction Soil Slope 4；
Finally, treat that Soil Slope is stable, the domatic trees of contour cultivation 6.
Claims (4)
1. a kind of filled-up ground structure, including roadbed (1) it is characterised in that：Bottom outside roadbed (1) side slope is equipped with the cubic meter of stone
Bed course (2), is filled with earth-rock mixture thing (3) to form embankment side slope, embankment above the side slope of cubic meter of stone bed course (2) and roadbed (1)
The slope of side slope is than less than or equal to 1:4.0.
2. according to claim 1 a kind of filled-up ground structure it is characterised in that：The Slope top of roadbed (1) is provided with shield
Hurdle (5).
3. according to claim 1 a kind of filled-up ground structure it is characterised in that：It is equipped with domatic on earth-rock mixture thing (3)
Soil (4), the upper plantation of Soil Slope (4) has trees (6).
4. according to claim 1 a kind of filled-up ground structure it is characterised in that：Cubic meter of stone bed course (2) and earth-rock mixture thing (3)
For excavating the side of abandoning that section produces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620942002.7U CN205975241U (en) | 2016-08-25 | 2016-08-25 | Fill roadbed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620942002.7U CN205975241U (en) | 2016-08-25 | 2016-08-25 | Fill roadbed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205975241U true CN205975241U (en) | 2017-02-22 |
Family
ID=58034940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620942002.7U Active CN205975241U (en) | 2016-08-25 | 2016-08-25 | Fill roadbed structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205975241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120502A (en) * | 2016-08-25 | 2016-11-16 | 中国电建集团贵阳勘测设计研究院有限公司 | Fill roadbed structure and construction method thereof |
-
2016
- 2016-08-25 CN CN201620942002.7U patent/CN205975241U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120502A (en) * | 2016-08-25 | 2016-11-16 | 中国电建集团贵阳勘测设计研究院有限公司 | Fill roadbed structure and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |