CN104532857A - Flexible expansion reduced ecological slope protection construction - Google Patents
Flexible expansion reduced ecological slope protection construction Download PDFInfo
- Publication number
- CN104532857A CN104532857A CN201410814135.1A CN201410814135A CN104532857A CN 104532857 A CN104532857 A CN 104532857A CN 201410814135 A CN201410814135 A CN 201410814135A CN 104532857 A CN104532857 A CN 104532857A
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- Prior art keywords
- slope
- ecological revetment
- soil
- slope protection
- flexibility
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/202—Securing of slopes or inclines with flexible securing means
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2450/00—Gaskets
- E02D2450/10—Membranes
- E02D2450/105—Membranes impermeable
- E02D2450/106—Membranes impermeable for liquids
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
Flexible expansion reduced ecological slope protection construction effectively solves the technical problem of expansion soil or expansion rock in road cut slope protection, ensures that the road slope protective structure has the good short-term and long-term protective effect, and is beneficial to reducing the project investment of slope protection. The flexible expansion reduced ecological slope protection construction comprises an ecological slope protection face, a filling or refilling soil layer, foundations, a drainage system and a waterproof system. The filling or refilling soil layer is formed to be a flexible reinforced body by layered filling and layered compacting non-expansion soil or weak-middle-expansion soil and a geogrid paved in the expansion soil in layers. The ecological slope protection face is formed by ecology bags which are paved on the top surface and outside face of the filling or refilling soil layer. Slope covering soil is paved outside the ecological slope protection face. Green plants are planted on the slope covering soil.
Description
Technical field
The present invention relates to cutting slope defending, the flexibility that particularly one is applied to expansive soil (rock) subtracts swollen ecological revetment structure.
Background technology
Expansive soil (rock) has the characteristic of imbibition, dehydration shrinkage because of it, and affect by atmospheric temperature change and rainfall etc., the disease such as slope collapsing slide and ground protuberance very easily occurs, and therefore, is the worldwide technological puzzle that geotechnical engineering circle is difficult to overcome always.
Conventional cutting toe retaining structure mainly contains the rigidity retaining structure such as retaining wall between pile plate wall, stake, gravity cutting retaining wall; Slope protection measure generally adopts fills with careless bank protection, chevron shaped (arch) and to intercept water skeleton bank protection, Anchored frame beam bank protection and Supporting sewer etc.
Existing expansive soil (rock) cutting toe retaining structure, except the strong retaining structures such as retaining wall between pile plate wall, stake can stop expansive soil (rock) due to except the generation of cutting toe unstability disease, this kind of engineering is still difficult to avoid stake to push up the cunning of collapsing of above side slope, and construction costs is high.Gravity cutting retaining wall often prevents expansive soil (rock) water content effective measures jumpy owing to being difficult to employing, under swell-shrinking deformation effect repeatedly, also occurs that barricade inclination, slippage are even by the phenomenon of pushing over once in a while.The measure such as skeleton, Supporting sewer that slope protection adopts, because needs are at domatic fluting, in work progress, the very difficult excavation of cell body is regular smooth-going on the one hand, on the other hand, build by laying bricks or stones in groove mortar flag stone or formwork erection fluid concrete etc. very difficult allow cell body fill closely knit, therefore, the central core of circulation that these positions are oozed under often becoming surface water, so that the domatic soil body runs off, in addition be domaticly difficult to by vegetation rapid Cover, thus easily produce the repeated expansion and shrinkage distortion of side slope, and then cause sliding destruction of collapsing of side slope.
As can be seen here, expansive soil (rock) cutting slope support and protection are the technical barriers that the art fails to obtain effectively solving for a long time.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of flexibility and subtracts swollen ecological revetment structure, effectively to solve this technical barrier of expansive soil (rock) cutting slope defending, guarantee that slope protection structure has good short, extended protection effect, and be conducive to the construction investment reducing side slope protection.
The technical solution adopted for the present invention to solve the technical problems is as follows:
Flexibility of the present invention subtracts swollen ecological revetment structure, comprise ecological revetment face, banket or back fill course, basis, drainage system and waterproofing system, it is characterized in that: described in banket or back fill course establishes geo-grid in the inner to form flexible reinforcement body by the unexpansive soil of placement in layers, compaction in layers or weak ~ middle expansive soils and place Min layers; Banketing or ecology bag on back fill course end face and lateral surface is formed by being layed in described ecological revetment face, lays domatic earthing, domatic earthing plants green plants outside ecological revetment face.
The invention has the beneficial effects as follows, efficiently solve the technical barrier of expansive soil (rock) cutting slope defending, provide a kind of green, safe, practical slope protection structure; Draw materials conveniently, quick construction, short, extended protection is effective, be conducive to the construction investment reducing side slope protection, save later period maintenance cost.
Accompanying drawing explanation
This manual comprises following five width accompanying drawings:
Fig. 1 is the sectional schematic diagram that the present invention's flexibility subtracts swollen ecological revetment structure;
Fig. 2 is that flexibility of the present invention subtracts ecological revetment face in swollen ecological revetment structure, solid pin draining edge and mat foundation arrangement detail;
Fig. 3 is that flexibility of the present invention subtracts bank protection back side loaded filter and geo-grid connection diagram in swollen ecological revetment structure;
Fig. 4 be flexibility of the present invention subtract swollen ecological revetment structure in flexibility subtract swollen ecological revetment top structure arrangement detail;
Fig. 5 is that flexibility of the present invention subtracts ecology bag front, ecological revetment face Pareto diagram in swollen ecological revetment structure;
Component shown in figure, toponym and corresponding mark: ecological revetment face 1, banket or back fill course 2, reinforced concrete floor 3, draining loaded filter bagged sand gravel loaded filter 4, geo-grid 5, 37 lime earth layer 6, moat top gutter 7, lateral sulcus platform 8, Gu pin draining edge 9, green plants 10, composite geo-membrane 12, fend off water edge 13 in slope, slabstone buttress 14, spilled water hole 15, lateral sulcus 16, bottom rubble drainage blanket 17, U-shaped nail 18, three-dimensional water discharge coupling button 19, ecology bag 20, domatic earthing 21.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
With reference to Fig. 1, Fig. 2 and Fig. 3, flexibility of the present invention subtracts swollen ecological revetment structure, comprises ecological revetment face 1, bankets or back fill course 2, basis, drainage system and waterproofing system.Describedly to banket or back fill course 2 establishes geo-grid 5 in the inner to form flexible reinforcement body by the unexpansive soil of placement in layers, compaction in layers or weak ~ middle expansive soils and place Min layers; To banket or ecology bag 20 on back fill course 2 end face and lateral surface is formed by being layed in ecological revetment face 1, ecological revetment face 1 is outer lays domatic earthing 21, and domatic earthing 21 plants green plants 10.
With reference to Fig. 1, after expansive soil (rock) cutting excavation, to banket or back fill course 2 adopts unexpansive soil or weak ~ middle expansive soils placement in layers, compaction in layers, in it, geo-grid 5 is laid in layering, final formation has certain thickness reinforced earth body, rely on muscle material and the friction between banketing and interlocking, anchorage effect between geo-grid and domatic ecology bag, and reinforced earth body deadweight, the flexible reinforcement bank protection body that common formation one is complete, total has following features: flexible reinforcement body has enough thickness, in conjunction with ecological revetment face, effectively can avoid the sharply change causing expansive soil (rock) water content by rainfall and atmospheric temperature change, and then limit expansive soil (rock) swell-shrinking deformation to greatest extent, flexible reinforcement body has energy dissipating and subtracts swollen feature, can absorb a certain amount of by the swell-shrinking deformation of expansive soil (rock) side slope protected, the entirety that flexible reinforcement body and steel bar concrete foundation slab are bonded, has enough stability, be covered in cutting domatic on, there is Stabilized Expansive Soil (rock) cutting toe and domatic effect.
With reference to Fig. 1 and Fig. 5, described ecology bag 20 is banketing or the outer side slope higher slice laying of back fill course 2, and the ecology bag 20 between adjacent layer is formed by three-dimensional water discharge coupling button 19 and connects.The three-dimensional ecology bag 20 being layed in Po Ding and slope body is adopted to carry out bank protection, there is good uprising rain erosion ability, eliminate excavation domatic initial stage (before vegetation is not formed), the erosion caused because of heavy rain and shallow-layer slip disease of collapsing, and then avoid the possibility of the large area deep implication disease caused thus.
With reference to Fig. 1, described drainage system comprises moat top gutter 7, slope drainage groove, lateral sulcus 16, draining loaded filter 4, bottom discharge layer 17 and spilled water hole 15, its effect of respective performance, top, common eliminating moat top massif charge for remittance, domatic rainwater and slope body underground water, form a perfect 3 D stereo drainage system.Draining loaded filter 4 by bagged sand gravel be entirely layed in stepped excavation domatic on, bottom discharge layer 17 is laid on basis by rubble, and spilled water hole 15 is laid along domatic vertical lateral separation.Described basis generally includes the 37 lime earth layer 6 applied on cutting excavation bottom surface, and applies the reinforced concrete floor 3 on 37 lime earth layer 6.
With reference to Fig. 1 and Fig. 4, described waterproofing system comprises composite geo-membrane 12 and slope and to fend off water edge 13, and composite geo-membrane 12 is layed in body top, slope, is positioned under the ecology bag 20 laid on top, slope, and slope water edge 13 of fending off is arranged at and bankets or back fill course 2 top outer rim.Composite geo-membrane 12 stops surface water to the osmosis of slope body effectively, lateral sulcus 16, lateral sulcus platform 8 and the solid pin draining edge 9 being arranged at domatic toe place are poured into a mould with reinforced concrete floor 3 overall time and are formed, both effectively ground resistance stopped the infiltration of underground water to bank protection body basis with platform lower ground in massif, it also avoid earth's surface on platform simultaneously and ooze the impact on bank protection ground under water, effectively prevent basis and platform to swell and sinking disease occurs.
The above the present invention's flexibility that just explains through diagrams subtracts some principles of swollen ecological revetment structure, be not the present invention to be confined to shown in and in described concrete structure and the scope of application, therefore every corresponding modify of being likely utilized and equivalent, all belong to the scope of the claims that the present invention applies for.
Claims (6)
1. flexibility subtracts swollen ecological revetment structure, comprise ecological revetment face (1), banket or back fill course (2), basis, drainage system and waterproofing system, it is characterized in that: described in banket or back fill course (2) establishes geo-grid in the inner (5) to form flexible reinforcement body by the unexpansive soil of placement in layers, compaction in layers or weak ~ middle expansive soils and place Min layers; Described ecological revetment face (1) to be banketed or ecology bag (20) on back fill course (2) end face and lateral surface is formed by being layed in, domatic earthing (21) is laid in ecological revetment face (1) outward, domatic earthing (21) is planted green plants (10).
2. flexibility as claimed in claim 1 subtracts swollen ecological revetment structure, it is characterized in that: described ecology bag (20) is banketing or the outer side slope higher slice laying of back fill course (2), and the ecology bag (20) between adjacent layer is formed by three-dimensional water discharge coupling button (19) and connects.
3. flexibility as claimed in claim 1 subtracts swollen ecological revetment structure, it is characterized in that: described drainage system comprises moat top gutter (7), slope drainage groove, lateral sulcus (16), draining loaded filter (4), bottom discharge layer (17) and spilled water hole (15), draining loaded filter (4) by bagged sand gravel be entirely layed in stepped excavation domatic on, bottom discharge layer (17) is laid on basis by rubble, and spilled water hole (15) is laid along domatic vertical lateral separation.
4. flexibility as claimed in claim 3 subtracts swollen ecological revetment structure, it is characterized in that: described basis comprises the 37 lime earth layer (6) applied on cutting excavation bottom surface, and apply the reinforced concrete floor (3) on 37 lime earth layer (6).
5. flexibility as claimed in claim 4 subtracts swollen ecological revetment structure, it is characterized in that: described waterproofing system comprises composite geo-membrane (12) and slope and to fend off water edge (13), composite geo-membrane (12) is layed in body top, slope, be positioned under the ecology bag (20) laid on top, slope, slope water edge (13) of fending off is arranged at and bankets or back fill course (2) top outer rim.
6. flexibility as claimed in claim 5 subtracts swollen ecological revetment structure, it is characterized in that: described lateral sulcus (16), lateral sulcus platform (8) and be arranged at the solid pin draining edge (9) at domatic toe place and reinforced concrete floor (3) overall time and pour into a mould and form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410814135.1A CN104532857A (en) | 2014-12-24 | 2014-12-24 | Flexible expansion reduced ecological slope protection construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410814135.1A CN104532857A (en) | 2014-12-24 | 2014-12-24 | Flexible expansion reduced ecological slope protection construction |
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| CN104532857A true CN104532857A (en) | 2015-04-22 |
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| CN201410814135.1A Pending CN104532857A (en) | 2014-12-24 | 2014-12-24 | Flexible expansion reduced ecological slope protection construction |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421469A (en) * | 2015-11-17 | 2016-03-23 | 长沙理工大学 | Geogrid reinforcement covering wall structure and construction method thereof |
| CN106368227A (en) * | 2016-11-14 | 2017-02-01 | 广东中联兴环保科技有限公司 | Water erosion prevention system and method for ecology of slope of abandoned rear-earth mine land |
| CN106368238A (en) * | 2016-11-01 | 2017-02-01 | 西北大学 | Honeycomb geocell earth retaining wall with ecological restoration function and construction method thereof |
| CN106522247A (en) * | 2016-11-25 | 2017-03-22 | 广东中联兴环保科技有限公司 | Water and soil conservation method for ion-adsorbed type rare earth ore in-situ leaching abandoned mining land |
| CN106522037A (en) * | 2016-12-26 | 2017-03-22 | 中铁第四勘察设计院集团有限公司 | Widening subgrade structure based on existing railway subgrade and construction method of widening subgrade structure |
| WO2017052473A1 (en) * | 2015-09-25 | 2017-03-30 | Housing And Development Board | A bag, system and method for using the same |
| CN106703053A (en) * | 2016-12-19 | 2017-05-24 | 上海市政工程设计研究总院（集团）有限公司 | Construction method for reinforced soil drainage composite revetment structure |
| CN107354911A (en) * | 2017-08-31 | 2017-11-17 | 郑州大学 | A kind of ecological flexible geogrid reinforcement Wharf Construction method |
| CN109680657A (en) * | 2019-01-15 | 2019-04-26 | 中国水利水电科学研究院 | Spillway and its construction method |
| CN110258220A (en) * | 2019-06-21 | 2019-09-20 | 华蓝设计（集团）有限公司 | A kind of method that high-strength steel mesh reinforcement material ecology fills road embankment |
| CN110468855A (en) * | 2019-07-24 | 2019-11-19 | 花王生态工程股份有限公司 | A kind of edge slope structure restored conducive to vegetation ecological |
| CN111576451A (en) * | 2020-06-11 | 2020-08-25 | 长沙理工大学 | Expansive soil cutting slope prevention and control structure and construction method thereof |
| CN112281909A (en) * | 2020-10-09 | 2021-01-29 | 杭州华耕土地规划设计咨询有限公司 | Ecological retaining wall of last ditch lower base retaining block suitable for massif slope |
| CN113322984A (en) * | 2021-06-07 | 2021-08-31 | 长沙理工大学 | Quick repairing structure for shallow landslide of soil slope with more than two levels and construction method thereof |
| CN113356245A (en) * | 2021-07-12 | 2021-09-07 | 安徽省公路桥梁工程有限公司 | Improved expansive soil side slope |
| CN113373753A (en) * | 2021-07-01 | 2021-09-10 | 新疆铁道勘察设计院有限公司 | Special rock-soil filled embankment, cutting type embankment and construction method thereof |
| CN113463619A (en) * | 2021-07-07 | 2021-10-01 | 中铁大桥勘测设计院集团有限公司武汉分公司 | Self-adaptation subtracts bloated dissipation structure |
| CN110593203B (en) * | 2019-10-17 | 2024-03-08 | 黑龙江省引嫩工程管理处 | Flexible frost heaving resistant and scour resistant channel protection facility and construction method |
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017052473A1 (en) * | 2015-09-25 | 2017-03-30 | Housing And Development Board | A bag, system and method for using the same |
| CN105421469A (en) * | 2015-11-17 | 2016-03-23 | 长沙理工大学 | Geogrid reinforcement covering wall structure and construction method thereof |
| CN106368238A (en) * | 2016-11-01 | 2017-02-01 | 西北大学 | Honeycomb geocell earth retaining wall with ecological restoration function and construction method thereof |
| CN106368238B (en) * | 2016-11-01 | 2018-10-30 | 西北大学 | A kind of honeycomb geotechnical grid retaining wall and its construction method with ecological recovery function |
| CN106368227A (en) * | 2016-11-14 | 2017-02-01 | 广东中联兴环保科技有限公司 | Water erosion prevention system and method for ecology of slope of abandoned rear-earth mine land |
| CN106522247A (en) * | 2016-11-25 | 2017-03-22 | 广东中联兴环保科技有限公司 | Water and soil conservation method for ion-adsorbed type rare earth ore in-situ leaching abandoned mining land |
| CN106703053A (en) * | 2016-12-19 | 2017-05-24 | 上海市政工程设计研究总院（集团）有限公司 | Construction method for reinforced soil drainage composite revetment structure |
| CN106522037A (en) * | 2016-12-26 | 2017-03-22 | 中铁第四勘察设计院集团有限公司 | Widening subgrade structure based on existing railway subgrade and construction method of widening subgrade structure |
| CN106522037B (en) * | 2016-12-26 | 2018-09-25 | 中铁第四勘察设计院集团有限公司 | Side broad way based structures based on existing railway roadbed and its construction method |
| CN107354911B (en) * | 2017-08-31 | 2023-09-29 | 郑州大学 | Construction method for ecological flexible geogrid reinforced wharf |
| CN107354911A (en) * | 2017-08-31 | 2017-11-17 | 郑州大学 | A kind of ecological flexible geogrid reinforcement Wharf Construction method |
| CN109680657A (en) * | 2019-01-15 | 2019-04-26 | 中国水利水电科学研究院 | Spillway and its construction method |
| CN109680657B (en) * | 2019-01-15 | 2024-03-19 | 中国水利水电科学研究院 | Spillway and construction method thereof |
| CN110258220A (en) * | 2019-06-21 | 2019-09-20 | 华蓝设计（集团）有限公司 | A kind of method that high-strength steel mesh reinforcement material ecology fills road embankment |
| CN110468855A (en) * | 2019-07-24 | 2019-11-19 | 花王生态工程股份有限公司 | A kind of edge slope structure restored conducive to vegetation ecological |
| CN110593203B (en) * | 2019-10-17 | 2024-03-08 | 黑龙江省引嫩工程管理处 | Flexible frost heaving resistant and scour resistant channel protection facility and construction method |
| CN111576451A (en) * | 2020-06-11 | 2020-08-25 | 长沙理工大学 | Expansive soil cutting slope prevention and control structure and construction method thereof |
| CN111576451B (en) * | 2020-06-11 | 2022-01-07 | 长沙理工大学 | Expansive soil cutting slope prevention and control structure and construction method thereof |
| CN112281909A (en) * | 2020-10-09 | 2021-01-29 | 杭州华耕土地规划设计咨询有限公司 | Ecological retaining wall of last ditch lower base retaining block suitable for massif slope |
| CN113322984A (en) * | 2021-06-07 | 2021-08-31 | 长沙理工大学 | Quick repairing structure for shallow landslide of soil slope with more than two levels and construction method thereof |
| CN113373753A (en) * | 2021-07-01 | 2021-09-10 | 新疆铁道勘察设计院有限公司 | Special rock-soil filled embankment, cutting type embankment and construction method thereof |
| CN113463619A (en) * | 2021-07-07 | 2021-10-01 | 中铁大桥勘测设计院集团有限公司武汉分公司 | Self-adaptation subtracts bloated dissipation structure |
| CN113356245A (en) * | 2021-07-12 | 2021-09-07 | 安徽省公路桥梁工程有限公司 | Improved expansive soil side slope |
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Application publication date: 20150422 |