CN104234061A - Reinforced ecological concrete revetment and construction method thereof - Google Patents
Reinforced ecological concrete revetment and construction method thereof Download PDFInfo
- Publication number
- CN104234061A CN104234061A CN201410389028.9A CN201410389028A CN104234061A CN 104234061 A CN104234061 A CN 104234061A CN 201410389028 A CN201410389028 A CN 201410389028A CN 104234061 A CN104234061 A CN 104234061A
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- Prior art keywords
- concrete
- eco
- revetment
- reinforcement
- bank protection
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- 238000010276 construction Methods 0.000 title claims description 6
- 235000016709 nutrition Nutrition 0.000 claims abstract description 26
- 210000003371 Toes Anatomy 0.000 claims abstract description 12
- 239000000945 filler Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 12
- 239000002689 soil Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 210000000481 Breast Anatomy 0.000 claims abstract description 4
- 239000004746 geotextile Substances 0.000 claims description 23
- 230000035764 nutrition Effects 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 19
- 230000002787 reinforcement Effects 0.000 claims description 19
- 229920000642 polymer Polymers 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 235000011194 food seasoning agent Nutrition 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000000414 obstructive Effects 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 230000003628 erosive Effects 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 abstract 3
- 238000001914 filtration Methods 0.000 abstract 1
- 238000005336 cracking Methods 0.000 description 4
- 210000003205 Muscles Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000035699 permeability Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000002786 root growth Effects 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The invention relates to a reinforced ecological concrete revetment and belongs to the field of revetment engineering, geotechnical engineering and ecological rehabilitation projects. The reinforced ecological concrete revetment comprises a revetment top, a revetment surface and a revetment toe, wherein the revetment top is provided with a concrete column prefabricated hook pile; the revetment surface comprises nutritional geotechnical cloth, lower layer ecological concrete, a geogrid, upper layer ecological concrete, artificial casing soil and environment protecting plants in sequence from bottom to top along a direction vertical to the revetment surface; the nutritional geotechnical cloth is hung on the concrete column prefabricated hook pile; the revetment toe is dug to form a groove; filler is paved in the groove and is compacted. According to the reinforced ecological concrete revetment disclosed by the invention, the ecological concrete and the geogrid made of a flexible material are alternately compressed, and are combined into a whole, so that the crack resistance and the settling resistance of the revetment engineering are enhanced; the nutritional geotechnical cloth not only has a reverse filtering function but also is in favor of the ecological protection on roots and prevention on water and soil loss, and therefore the erosion resistance and the stability of the revetment engineering are greatly enhanced.
Description
(1) technical field
The invention belongs to slope protection works, geotechnics, Ecological Restoration Project field, particularly a kind of Fill Reinforced With Geogrids eco-concrete bank protection and construction method thereof.
(2) background technology
Slope protection works mainly prevents the inclined plane of road, river, dam and reservoir from being washed away, and slope protection works is divided into traditional bank engineering and ecological revetment engineering.
Traditional bank project post-evaluation ability is strong, only considers the mechanical stability of bank protection in design, and its appearance design is comparatively dull and stiff, inharmonious with surrounding landscape, destroys the balance of the ecosystem, is unfavorable for protection and the water and soil conservation of ecological environment.In order to overcome the defect of traditional bank, ecological revetment engineering is arisen at the historic moment.Relative to traditional bank engineering, ecological revetment engineering has good plants raw function, and reducing prevention soil erosion, desertification of land and bio-diversity has positive effect.
But ecological revetment engineering still inevitably needs to use concrete, because concrete material self exists some defects, as poor in impact resistance, be easy to shrinkage cracking etc., especially concrete material is easy to the defect of shrinkage cracking, makes the performances such as it is impervious, freeze proof, resist chemical, reinforcement anticorrosion receive very large impact.The main cause that crack is concrete structure supporting capacity, durability reduces, can cause the domatic sinking of slope protection works, have a strong impact on engineering outward appearance, using function and application life.
Geo-grid is a kind of important geosynthetics, is commonly used for the muscle material of earth structure or the muscle material etc. of composite material.Relative to concrete, geo-grid is a kind of flexible material, and the stress distribution of muscle material both sides can be made even, not only plays " indirect strengthening " effect, and can the pliability of reinforcing material.
(3) summary of the invention
The technical problem to be solved in the present invention is: provide a kind of reinforcement eco-concrete bank protection, and solution slope protection works cracking resistance is poor, the problem of anti-settling poor performance.
Technical scheme of the present invention is as follows:
A kind of reinforcement eco-concrete bank protection, comprises top, slope, domatic and toe, it is characterized in that: top, described slope is provided with the preset metal hook stake of concrete column; Described domatic edge comprises nutrition geotextiles, lower floor's eco-concrete, geo-grid, upper strata eco-concrete, artificial earthing and environment protecting plant from bottom to top successively perpendicular to domatic direction, and described nutrition geotextiles is hung in the stake of concrete column prefabricated metal hook; Described toe has dug groove, lays filler and compress in groove.
Described concrete column prefabricated metal hook stake adopts piling or pre-buried mode to be driven underground, and the length of the preset metal hook stake of concrete column is 1.0 ~ 1.5m.
Between described nutrition geotextiles, overlapping the slot merging staple is fixed; The two ends of nutrition geotextiles adopt anchor pole to fix, and rockbolt installation density and length determine as calculated afterwards according to the actual conditions of local soil; The weight of nutrition geotextiles is at 300g/m
2above.
Described geo-grid hole lattice are of a size of 30-120mm, and intensity is at more than 30N/m.
Described lower floor eco-concrete, geo-grid and upper strata eco-concrete three gross thickness are 10-20cm.
Described filler is lattice guest gabion or free stone masonry.
As preferably, in described artificial earthing, also comprise polymer aggregate.
The present invention also provides a kind of construction method of reinforcement eco-concrete bank protection, comprises the steps:
1) slope control: the obstruction hindered constructing highway to be onstructed or river course domatic, foreign material are cleaned out;
2) by domatic compacting, the stake of concrete column prefabricated metal hook is driven underground by employing piling, pre-buried mode;
3) nutrition geotextiles is hung in the stake of concrete column prefabricated metal hook, and along domatic expansion;
4) in the groove of toe, lay filler compress, prevent slope protection works from gliding;
5) cast-in-placely in nutrition geotextiles a layer eco-concrete is poured down, after lower floor's eco-concrete initial set, along domatic laying geo-grid, cast-in-place note upper strata eco-concrete in geo-grid;
6) after the initial set of upper strata eco-concrete, perfusion containing the mud maintenance of grass-seed, then on eco-concrete top layer artificial earthing 2-4cm;
7) plant maintenance: after having laid, will carry out water seasoning in time, guarantees the wettability that whole side slope surface keeps certain.
Compared with prior art, geo-grid of the present invention is located between upper and lower two-layer eco-concrete, and eco-concrete and flexible material geo-grid replace pressing, and the two is integrated, and enhances cracking resistance and the anti-settling performance of slope protection works.Nutrition geotextiles water permeability used and gas permeability all good, not only there is anti-filter function, and include nutrient matrix, be conducive to plant root growth and deeply prick in rock aspect, thus the effect reaching root system ecological protection, prevent erosion.Pbz polymer granule in artificial earthing used, is conducive to plant growth, strengthens the scour resistance of bank protection.Toe lays filler, ensure that the stability of slope protection works better.
(4) accompanying drawing explanation
Fig. 1 is the structural representation of reinforcement eco-concrete bank protection of the present invention.
Fig. 2 is the domatic cross-sectional view of reinforcement eco-concrete bank protection of the present invention.
In figure, 1, the preset metal hook stake of concrete column, 2, domatic, 2-1, nutrition geotextiles, 2-2, lower floor's eco-concrete, 2-3, geo-grid, 2-4, upper strata eco-concrete, the artificial earthing of 2-5,2-6, environment protecting plant, 3, anchor pole, 4, staple, 5, filler.
(5) detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.Embodiment, premised on technical solution of the present invention, list detailed embodiment and process, but protection scope of the present invention is not limited thereto.
Embodiment 1
With reference to shown in Fig. 1, Fig. 2, a kind of reinforcement eco-concrete bank protection of the present invention, comprises top, slope, domatic and toe, and top, described slope is provided with the preset metal hook stake of concrete column; Described domatic edge comprises nutrition geotextiles, lower floor's eco-concrete, geo-grid, upper strata eco-concrete, artificial earthing, environment protecting plant from bottom to top successively perpendicular to domatic direction, and nutrition geotextiles is hung in the stake of concrete column prefabricated metal hook; Described toe has dug groove, lays filler and compress in groove.
Described concrete column prefabricated metal hook stake adopts piling or pre-buried mode to be driven underground, and the length of the preset metal hook stake of concrete column is 1.0 ~ 1.5m.
Between described nutrition geotextiles, overlapping the slot merging staple is fixed, and the two ends of nutrition geotextiles adopt anchor pole to fix, and rockbolt installation density and length determine as calculated afterwards according to the actual conditions of local soil; The weight of nutrition geotextiles is at 300g/m
2above.
Described geo-grid hole lattice are of a size of 30-120mm, and intensity is at more than 30N/m.
Also polymer aggregate is comprised in described artificial earthing.
Described upper strata eco-concrete, geo-grid and lower floor's eco-concrete three gross thickness are 10-20cm.
Described filler is lattice guest gabion or free stone masonry.
Reinforcement eco-concrete slope protection construction method of the present invention is as follows:
1) slope control: the obstruction hindered constructing highway to be onstructed or river course domatic, foreign material are cleaned out;
2) by domatic compacting, the stake of concrete column prefabricated metal hook is driven underground by employing piling, pre-buried mode;
3) nutrition geotextiles is hung in the stake of concrete column prefabricated metal hook, and along domatic expansion;
4) in the groove of toe, lay filler compress, prevent slope protection works from gliding;
5) cast-in-placely in nutrition geotextiles a layer eco-concrete is poured down, after lower floor's eco-concrete initial set, along domatic laying geo-grid, cast-in-place note upper strata eco-concrete in geo-grid;
6) after the initial set of upper strata eco-concrete, perfusion containing the mud maintenance of grass-seed, then on eco-concrete top layer artificial earthing 2-4cm;
7) plant maintenance: after having laid, will carry out water seasoning in time, guarantees the wettability that whole side slope surface keeps certain.
Claims (10)
1. a reinforcement eco-concrete bank protection, comprises top, slope, domatic and toe, it is characterized in that, top, described slope is provided with the preset metal hook stake of concrete column; Described domatic edge comprises nutrition geotextiles, lower floor's eco-concrete, geo-grid, upper strata eco-concrete, artificial earthing and environment protecting plant from bottom to top successively perpendicular to domatic direction, and described nutrition geotextiles is hung in the stake of concrete column prefabricated metal hook; Described toe has dug groove, lays filler and compress in groove.
2. reinforcement eco-concrete bank protection according to claim 1, is characterized in that, described concrete column prefabricated metal hook stake adopts piling or pre-buried mode to be driven underground.
3. reinforcement eco-concrete bank protection according to claim 1 and 2, is characterized in that, the length of the preset metal hook stake of described concrete column is 1.0 ~ 1.5m.
4. reinforcement eco-concrete bank protection according to claim 1, is characterized in that, between described nutrition geotextiles, overlapping the slot merging staple is fixed; Nutrition geotextiles two ends adopt anchor pole to fix, and rockbolt installation density and length determine as calculated afterwards according to the actual conditions of local soil.
5. the reinforcement eco-concrete bank protection according to claim 1 or 4, is characterized in that, described nutrition geotextiles weight is at 300g/m
2above.
6. reinforcement eco-concrete bank protection according to claim 1, is characterized in that, described geo-grid hole lattice are of a size of 30-120mm, and intensity is at more than 30N/m.
7. reinforcement eco-concrete bank protection according to claim 1, is characterized in that, also comprises polymer aggregate in described artificial earthing.
8. reinforcement eco-concrete bank protection according to claim 1, is characterized in that, described lower floor eco-concrete, geo-grid and upper strata eco-concrete three gross thickness are 10-20cm.
9. reinforcement eco-concrete bank protection according to claim 1, is characterized in that, described filler is lattice guest gabion or free stone masonry.
10. a construction method for reinforcement eco-concrete bank protection, is characterized in that, comprises the steps:
1) slope control: the obstruction hindered constructing highway to be onstructed or river course domatic, foreign material are cleaned out;
2) by domatic compacting, the stake of concrete column prefabricated metal hook is driven underground by employing piling, pre-buried mode;
3) nutrition geotextiles is hung in the stake of concrete column prefabricated metal hook, and along domatic expansion;
4) in the groove of toe, lay filler compress, prevent slope protection works from gliding;
5) cast-in-placely in nutrition geotextiles a layer eco-concrete is poured down, after lower floor's eco-concrete initial set, along domatic laying geo-grid, cast-in-place note upper strata eco-concrete in geo-grid;
6) after the initial set of upper strata eco-concrete, perfusion containing the mud maintenance of grass-seed, then on eco-concrete top layer artificial earthing 2-4cm;
7) plant maintenance: after having laid, will carry out water seasoning in time, guarantees the wettability that whole side slope surface keeps certain.
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CN201410389028.9A CN104234061A (en) | 2014-08-08 | 2014-08-08 | Reinforced ecological concrete revetment and construction method thereof |
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CN201410389028.9A CN104234061A (en) | 2014-08-08 | 2014-08-08 | Reinforced ecological concrete revetment and construction method thereof |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105064275A (en) * | 2015-07-14 | 2015-11-18 | 上海市水利工程集团有限公司 | Construction method for geogrid concrete structure replacing filled block stone or grouted block stone |
CN105461072A (en) * | 2015-12-29 | 2016-04-06 | 岭南新科生态科技研究院(北京)有限公司 | Ecological bank revetment purifying system |
CN106759398A (en) * | 2017-01-11 | 2017-05-31 | 青岛埃克达斯贸易有限公司 | A kind of bank protecting method |
CN108708350A (en) * | 2018-05-18 | 2018-10-26 | 长沙理工大学 | A kind of ecological slope protection structure and its construction method |
CN110605860A (en) * | 2019-10-14 | 2019-12-24 | 巩广朋 | Three-dimensional geonet synthesis equipment and synthesis method |
CN112854260A (en) * | 2021-01-15 | 2021-05-28 | 青岛理工大学 | Ecological concrete rock-soil slope protection structure and construction method |
CN113417251A (en) * | 2021-06-03 | 2021-09-21 | 大立建设集团有限公司 | River course adds compound ecological bank protection of muscle gabion geotextile that permeates water |
CN114753309A (en) * | 2022-06-15 | 2022-07-15 | 中国市政工程西南设计研究总院有限公司 | Soil swelling river bank embankment slope greening protection structure capable of relieving river water impact |
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CN2512817Y (en) * | 2001-11-16 | 2002-09-25 | 宜昌绿野环保工程有限责任公司 | Concrete member for slope protection afforestation |
KR100657845B1 (en) * | 2006-09-21 | 2006-12-15 | 주식회사 서영엔지니어링 | Installation structure of the parent environment ecology move passage of the fourth page of a river |
CN201080613Y (en) * | 2007-07-03 | 2008-07-02 | 三峡大学 | Concrete slope ecological restoration member |
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CN203411948U (en) * | 2013-08-01 | 2014-01-29 | 鸿鑫建设集团有限公司 | Green ecological riverway revetment structure |
CN204151796U (en) * | 2014-08-08 | 2015-02-11 | 青岛润国生态科技发展有限公司 | A kind of reinforcement eco-concrete bank protection |
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2014
- 2014-08-08 CN CN201410389028.9A patent/CN104234061A/en active Pending
Patent Citations (8)
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CN2512817Y (en) * | 2001-11-16 | 2002-09-25 | 宜昌绿野环保工程有限责任公司 | Concrete member for slope protection afforestation |
KR100657845B1 (en) * | 2006-09-21 | 2006-12-15 | 주식회사 서영엔지니어링 | Installation structure of the parent environment ecology move passage of the fourth page of a river |
CN201080613Y (en) * | 2007-07-03 | 2008-07-02 | 三峡大学 | Concrete slope ecological restoration member |
CN102359113A (en) * | 2011-07-20 | 2012-02-22 | 上海嘉洁环保工程有限公司 | Integrally-cast cement pervious concrete ecological protection slope and construction method thereof |
CN202767029U (en) * | 2012-07-13 | 2013-03-06 | 薛妃 | Protective structure for geotexile |
CN202925554U (en) * | 2012-07-31 | 2013-05-08 | 中天建设集团有限公司天津分公司 | Excavation slope supporting structure for sloping construction |
CN203411948U (en) * | 2013-08-01 | 2014-01-29 | 鸿鑫建设集团有限公司 | Green ecological riverway revetment structure |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105064275A (en) * | 2015-07-14 | 2015-11-18 | 上海市水利工程集团有限公司 | Construction method for geogrid concrete structure replacing filled block stone or grouted block stone |
CN105461072A (en) * | 2015-12-29 | 2016-04-06 | 岭南新科生态科技研究院(北京)有限公司 | Ecological bank revetment purifying system |
CN106759398A (en) * | 2017-01-11 | 2017-05-31 | 青岛埃克达斯贸易有限公司 | A kind of bank protecting method |
CN108708350A (en) * | 2018-05-18 | 2018-10-26 | 长沙理工大学 | A kind of ecological slope protection structure and its construction method |
CN110605860A (en) * | 2019-10-14 | 2019-12-24 | 巩广朋 | Three-dimensional geonet synthesis equipment and synthesis method |
CN112854260A (en) * | 2021-01-15 | 2021-05-28 | 青岛理工大学 | Ecological concrete rock-soil slope protection structure and construction method |
CN113417251A (en) * | 2021-06-03 | 2021-09-21 | 大立建设集团有限公司 | River course adds compound ecological bank protection of muscle gabion geotextile that permeates water |
CN113417251B (en) * | 2021-06-03 | 2022-07-19 | 大立建设集团有限公司 | River channel reinforced gabion permeable geotextile composite ecological slope protection |
CN114753309A (en) * | 2022-06-15 | 2022-07-15 | 中国市政工程西南设计研究总院有限公司 | Soil swelling river bank embankment slope greening protection structure capable of relieving river water impact |
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Application publication date: 20141224 |