CN206385411U - It is a kind of to prevent the steep embankment ruggedized construction of height of differential settlement - Google Patents
It is a kind of to prevent the steep embankment ruggedized construction of height of differential settlement Download PDFInfo
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- CN206385411U CN206385411U CN201621023713.0U CN201621023713U CN206385411U CN 206385411 U CN206385411 U CN 206385411U CN 201621023713 U CN201621023713 U CN 201621023713U CN 206385411 U CN206385411 U CN 206385411U
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Abstract
It is a kind of to prevent the steep embankment ruggedized construction of height of differential settlement, suitable for the bottom stab ilization structure of the steep embankment of the larger height of both sides hypsography, reliable supporting and retaining system is provided for the high steep embankment in mountain area, it is prevented effectively from excessive differential settlement, improve the running comfort of highway or high-speed railway, it is to avoid occur security incident.Including filling in being longitudinally, laterally arranged at intervals reinforcing pile in the embankment embankment in the side slope of both sides, the embankment embankment, the lower anchor of each reinforcing pile is in embankment embankment.Rigid structural layer is set on the top surface of the embankment embankment, and rigid structural layer and the stake top of each reinforcing pile are consolidated.Filled on the rigid structural layer and construct pavement structure on bed course, bed course.
Description
Technical field
The utility model is related to railway, Reinforcement of Highway structure, and more particularly to a kind of height for reducing differential settlement is steep
Embankment is reinforced.
Background technology
In recent years, infrastructure construction enters the high-speed developing period, and railway, road event are built on a large scale, positioned at mountain area
Railway, highway, due to the violent fluctuating of landform, it is inevitable the need for drop into filling for walking along the street dike in steep slope section.In landform
The low-lying place of landforms, because long-term charge for remittance or farmland planting need, is commonly formed soft foundation, and it settles higher much larger than physical features
The embankment of side.
At present, railway, the desin speed of highway, which have, is substantially improved, and higher design speed per hour not only needs to control embankment
Bulk settling, to prevent the cracking of pavement structure, the differential settlement of embankment is also the factor for needing to control.For such both sides
The steep embankment of the larger height of hypsography, it is main at present that basement process is carried out using the embankment to hypsography low-lying side, reduce work at this
After settle, do not consider caused by embankment both sides embankment difference that lateral variation is settled.Landform is higher compared with the embankment raising of downside, due to
The influence of soft foundation discharging consolidation, settling amount will be much larger than landform upper side., certainly will due to embankment both sides height of embankment difference
Cause the relative settlement of embankment both sides, i.e. differential settlement.Differential settlement is bigger, will cause the cracking destruction of pavement structure,
Influence operation comfortableness, excessive differential settlement is also possible to trigger security incident.Therefore, risen and fallen for both sides landform height
High steep embankment is, it is necessary to seek a kind of can effectively control the bottom stab ilization structure of embankment differential settlement.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of steep embankment of height for preventing differential settlement and reinforces knot
Structure, it is adaptable to the bottom stab ilization structure of the steep embankment of the larger height of both sides hypsography, reliable branch is provided for the high steep embankment in mountain area
Gear, is prevented effectively from excessive differential settlement, improves the running comfort of highway or high-speed railway, it is to avoid occur safe thing
Therefore.
It is as follows that the utility model solves the technical scheme that its technical problem used：
The utility model is a kind of to prevent the steep embankment ruggedized construction of height of differential settlement, including fills in the side slope of both sides
Embankment embankment, it is characterized in that：Longitudinally, laterally be arranged at intervals reinforcing pile in the embankment embankment, the lower anchor of each reinforcing pile in
In embankment embankment；Rigid structural layer is set on the top surface of the embankment embankment, and rigid structural layer and the stake top of each reinforcing pile are consolidated
Knot；Filled on the rigid structural layer and construct pavement structure on bed course, bed course.
The beneficial effects of the utility model are to have laid bed course, rigid structural layer and its underpart below road surface structare layer
Reinforcing pile, the horizontal settlement after construction of the high steep embankment of tunable greatly reduces the differential settlement on embankment top, effectively improves
The running comfort of highway or high-speed railway, it is to avoid occur security incident.
Brief description of the drawings
This specification includes following two width accompanying drawing：
Fig. 1 is a kind of cross-sectional view of lateral pile slab structure suitable for steep rocky slope embankment of the utility model；
Fig. 2 is the enlarged drawing of A parts in Fig. 1
Component and corresponding mark are shown in figure：Pavement structure 1, bed course 2, rigid structural layer 3, reinforcing pile 4, embankment
Embankment 5.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
Referring to Figures 1 and 2, the utility model is a kind of prevents the steep embankment ruggedized construction of height of differential settlement, including fills
Embankment embankment 5 in the larger side slope of both sides hypsography.Reinforcing pile 4 is longitudinally, laterally arranged at intervals in the embankment embankment 5,
The lower anchor of each reinforcing pile 4 is reinforced to embankment embankment in embankment embankment 5, embankment is formed overall stress, it is to avoid roadbed is whole
The difference of body lateral stiffness.Rigid structural layer 3 is set on the top surface of the embankment embankment 5, and rigid structural layer 3 is reinforced with each
The stake top consolidation of stake 4, effectively to control the displacement at pile top of reinforcing pile 4, improves the stability and reliability of ruggedized construction.It is described firm
Property structure sheaf 3 on fill constructed on bed course 2, bed course 2 pavement structure 1 reduce roadbed differential settlement.
The bed course 2 is usually permeable structure layer, is filled and is formed by crushed-gravel or piece rubble, 0.8~2.5m of thickness, depending on
Depending on the roadbed work area depth of highway or railway, the additional stress for undertaking vehicular load generation.
The rigid structural layer 3 can generally use armoured concrete slab, and 1~2m of thickness is the vertical of 5~7m by longitudinal length
Constituted to plate, expansion joint is set between each longitudinal plate.The length that the stake top of the reinforcing pile 4 is stretched into rigid structural layer 3 is not less than
100mm。
The reinforcing pile 4 is one kind in reinforced concrete pile, mini pile, reinforced anchor bolt or aggregate pile, depending on high steep embankment
Depending on height of embankment, both sides topographical elevation difference and embankment lateral stability.
Certain highway high roadbed work point, substantially, left side landform is high for left and right sides hypsography, and right side landform is low, in embankment
Heart raising 10.63m.Left side height of embankment 5.5m, right side height of embankment 20.5m, both sides embankment slope height difference 15m.Right side base
Bottom is soft foundation, and silty clay, soft modeling~stream modeling shape, weak soil thickness about 6m is handled using cement mixing pile.Left side substrate is covered
Cap rock is relatively thin, about 0.3~0.8m, and subterrane is Soil Developed From Suining Group sand shale of being united on sieve dwarf.
Scheme 1：Traditional design, cape rammer is layered to high side slope of embankment.
The non-soft foundation part in left side, because height of embankment is relatively low, base property is good, and the settling amount of filler and substrate is relative
It is smaller.Right side soft foundation is after complex ground treatment, under the compaction up banketed, substrate discharging consolidation will produce compared with
Big sedimentation；Because right side height of embankment is higher, the sedimentation of its filler is also corresponding larger.Toe, center and right side slope on the left of embankment
The settling amount of pin is respectively 1.35cm, 4.62cm and 10.4cm, and differential settlement is obvious.
Scheme 2：Using the technical scheme of the application
Roadbed part below road surface structare layer, changes back-up sand gravel blanket, and sets armoured concrete slab below bed course, under it
For mini pile, in stake-middle spacing 3m.The settling amount of toe, center and right side toe is respectively 1.25cm, 4.24cm on the left of embankment
And 7.51cm, differential settlement greatly reduces.It is another uneven in the range of road surface structare layer lower section, roadbed due to this structure setting
Sedimentation is much smaller than 1cm, can effectively prevent because pavement cracking caused by differential settlement is destroyed.
The utility model described above that simply explains through diagrams is a kind of to be applied to prevent the Steep Slope Embankment of differential settlement from adding
Some principles of fixing structure, are not intended to the utility model being confined in shown and described concrete structure and the scope of application,
Therefore every corresponding modification for being possible to be utilized and equivalent, belong to the apllied the scope of the claims of the utility model.
Claims (5)
1. the steep embankment ruggedized construction of height of differential settlement is prevented a kind of, including is filled in the embankment embankment (5) in the side slope of both sides,
It is characterized in that：Longitudinally, laterally be arranged at intervals reinforcing pile (4) in the embankment embankment (5), the lower anchor of each reinforcing pile (4) in
In embankment embankment (5)；Rigid structural layer (3) is set on the top surface of the embankment embankment (5), and rigid structural layer (3) is with respectively adding
Gu the stake top consolidation of stake (4)；Bed course (2) is filled on the rigid structural layer (3), bed course constructs pavement structure on (2)
(1)。
2. a kind of as claimed in claim 1 prevent the steep embankment ruggedized construction of height of differential settlement, it is characterized in that：The rigidity
Structure sheaf (3) is armoured concrete slab, and 1~2m of thickness is made up of longitudinal length for 5~7m longitudinal plate, between each longitudinal plate
If expansion joint.
3. a kind of as claimed in claim 1 prevent the steep embankment ruggedized construction of height of differential settlement, it is characterized in that：It is described to reinforce
The length that the stake top of stake (4) is stretched into rigid structural layer (3) is not less than 100mm.
4. a kind of as claimed in claim 3 prevent the steep embankment ruggedized construction of height of differential settlement, it is characterized in that：It is described to reinforce
Stake (4) is one kind in reinforced concrete pile, mini pile, reinforced anchor bolt or aggregate pile.
5. a kind of as claimed in claim 1 prevent the steep embankment ruggedized construction of height of differential settlement, it is characterized in that：The bed course
(2) it is permeable structure layer, is filled and formed by crushed-gravel or piece rubble, 0.8~2.5m of thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023713.0U CN206385411U (en) | 2016-08-31 | 2016-08-31 | It is a kind of to prevent the steep embankment ruggedized construction of height of differential settlement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023713.0U CN206385411U (en) | 2016-08-31 | 2016-08-31 | It is a kind of to prevent the steep embankment ruggedized construction of height of differential settlement |
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| Publication Number | Publication Date |
|---|---|
| CN206385411U true CN206385411U (en) | 2017-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621023713.0U Active CN206385411U (en) | 2016-08-31 | 2016-08-31 | It is a kind of to prevent the steep embankment ruggedized construction of height of differential settlement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106192652A (en) * | 2016-08-31 | 2016-12-07 | 四川省交通运输厅交通勘察设计研究院 | A kind of high steep embankment ruggedized construction preventing differential settlement |
| CN109811607A (en) * | 2019-02-26 | 2019-05-28 | 四川省交通运输厅公路规划勘察设计研究院 | Conducive to the light-duty high embankment structure in mountain area escarpment section and construction method taken precautions against natural calamities |
| CN110670433A (en) * | 2019-10-08 | 2020-01-10 | 广东乾兴建设工程有限公司 | Construction structure for constructing road on soft soil foundation |
| CN110952386A (en) * | 2019-12-17 | 2020-04-03 | 同济大学 | Micro pile reinforcing method for controlling transverse uneven settlement of high-speed rail wide embankment |
-
2016
- 2016-08-31 CN CN201621023713.0U patent/CN206385411U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106192652A (en) * | 2016-08-31 | 2016-12-07 | 四川省交通运输厅交通勘察设计研究院 | A kind of high steep embankment ruggedized construction preventing differential settlement |
| CN109811607A (en) * | 2019-02-26 | 2019-05-28 | 四川省交通运输厅公路规划勘察设计研究院 | Conducive to the light-duty high embankment structure in mountain area escarpment section and construction method taken precautions against natural calamities |
| CN110670433A (en) * | 2019-10-08 | 2020-01-10 | 广东乾兴建设工程有限公司 | Construction structure for constructing road on soft soil foundation |
| CN110670433B (en) * | 2019-10-08 | 2021-05-11 | 广东乾兴建设工程有限公司 | Construction structure for constructing road on soft soil foundation |
| CN110952386A (en) * | 2019-12-17 | 2020-04-03 | 同济大学 | Micro pile reinforcing method for controlling transverse uneven settlement of high-speed rail wide embankment |
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Address after: 610000 No. 35 Taisheng North Road, Chengdu, Sichuan Province Patentee after: Sichuan Transportation Survey and Design Research Institute Co., Ltd. Address before: 610031 No. 35 Taisheng North Road, Chengdu, Sichuan Province Patentee before: SICHUAN COMMUNICATION SURVEYING&DESIGN INSTITUTE |