CN102561264B - Ecological protective slope and establishment method thereof - Google Patents
Ecological protective slope and establishment method thereof Download PDFInfo
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- CN102561264B CN102561264B CN201210039700.2A CN201210039700A CN102561264B CN 102561264 B CN102561264 B CN 102561264B CN 201210039700 A CN201210039700 A CN 201210039700A CN 102561264 B CN102561264 B CN 102561264B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
Abstract
The invention discloses an ecological protective slope comprising a group of partition zones arranged on the hard protective slope, wherein a matrix soil layer, a rubble layer and a vegetation layer are sequentially arranged in each partition zone from the bottom up. The invention further discloses an establishment method of the ecological protective slope, which comprising the following steps: preparing matrix soil; building the partition zones on the hard slope and filling the matrix soil prepared in the previous step into the partition zones; and planting the vegetable layer on the matrix soil layer and paving the rubble layer on the vegetable layer. In the invention, dredged mud is used for restoring the hard slope and an ecological restoration method of the hard slope under a large water level change condition is established; and the ecological restoration of the hard slope can be implemented by adjusting measures to local conditions and using local materials by effectively combining actual situations of dredging mud, thereby providing a good place for reproduction, growth and rest for biotic communities on the protective slope, providing the biological diversity of the protective slope and providing basis and technical support to the ecological restoration of the hard slope.
Description
Technical field
The present invention relates to environmental protection technical field, the restorative procedure of the flinty slope particularly using in a kind of water conservancy ecosystem reinstatement works.
Background technology
The water environment comprehensive regulation of basin middle and small river, need to launch to river course, lake etc. the reparation of dredging and flinty slope, produces a large amount of dredging mud thereupon, and flinty slope reparation simultaneously also needs host material.Untreated dredging mud concentration is very thin, is " jellied bean curd " shape, and high-moisture percentage, low-intensity, cannot utilize immediately, will become new discarded object.The proper motion that tradition flinty slope has cut off domatic upper and lower moisture, nutrient, energy etc. with exchange, the environment of destroyed biological existence, perch, multiplying, for fear of this destruction to ecological environment, must carry out restoration of the ecosystem to original flinty slope.Therefore, how the dredging processing of mud and the restoration of the ecosystem of flinty slope are combined, make mud become available soil material, nutrients in mud, as the matrix of bank protection plant growth, to dredge mud resource utilization, solves the problem of flinty slope restoration of the ecosystem, after repairing, bank protection can meet flood control requirement, can guarantee plant growth, can cut down pollutant purification water quality, build good River Landscape.The inventive method is applicable to, in the dredging and flinty slope reinstatement works in Yu Jiang, river, lake, to have application more widely.
Summary of the invention
Goal of the invention: technical problem to be solved by this invention is for the deficiencies in the prior art, provides a kind of ecological revetment and construction process thereof.
Technical scheme: the invention discloses a kind of ecological revetment, comprise one group of hard marker space being arranged on flinty slope, set gradually from the bottom to top in every marker space as matrix soil layer, macadam and vegetable layer.
In the present invention, described marker space is comprised of cement compartment wall, on described compartment wall, is provided with outfall.
In the present invention, every cut section is cuboid or cube structure.
In the present invention, described matrix soil layer is the matrix soil layer that channel cleanout dredging mud is made.
In the present invention, described vegetable layer is paspalum notatum or green onion orchid or any one or a few in the tuber of dwarf lilyturf.
The restorative procedure that the invention also discloses a kind of flinty slope, comprises the following steps:
Preparation matrix soil;
On flinty slope, build marker space by laying bricks or stones, and the matrix soil configuring in upper step is inserted to marker space;
On matrix soil layer, plant vegetable layer, and spread macadam on vegetable layer.
The method of the invention mesostroma soil is made for dredging mud, and its preparation method comprises the following steps:
(1) dredging mud is delivered to storage pool, every cube of dredging mud adds 0.020～0.035kg aluminium polychloride;
(2) on every cube, in the product of step, add again 1～3kg konjaku super strength water absorbent and mix, using filter press squeezing to obtain the soilization dredging mud of moisture content below 30%;
(3) take straw as soft aggregate, sawdust and turfy soil are soft-filler, and improvement soilization dredging mud, is mixed with matrix soil; Matrix soil is formulated according to following parts by weight:
Soilization dredging mud, 70 parts～80 parts;
Turfy soil, 5 parts～10 parts;
The straw of unit length 3～5cm, 2 parts～5 parts;
Sawdust, 5 parts～9 parts.
In the method for the invention, marker space is provided with drain hole.
In the method for the invention, described vegetable layer adopts paspalum notatum or green onion orchid or any one or a few the combination in the tuber of dwarf lilyturf.
The present invention utilizes channel cleanout dredging mud, repair river course flinty slope, solve flinty slope and repaired drawing materials and matrix applied thickness of matrix, the problems such as flooding stress and moisture maintenance, built the method for flinty slope restoration of the ecosystem under Large Water change condition, can be effectively in conjunction with the actual conditions of training of river channel mud, suit measures to local conditions, gather materials on the spot, implement the restoration of the ecosystem of flinty slope, for slope protection biology group provides good breeding, growth, the place of perching, improved the bio-diversity of bank protection, for flinty slope restoration of the ecosystem provides foundation and technical support.
Novelty of the present invention is as follows: (1) first by konjaku super strength water absorbent (KSAP) for dredging mud dehydration, overcome conventional SAP polyacrylic exist biological degradability poor, easily cause the problems such as secondary environmental pollution; (2) determined the matrix soil formula of flinty slope ecology transformation, formula is gathered materials on the spot, and realizes the recycling of refuse; (3) determine domatic matrix applied thickness in flinty slope reparation, screening paspalum notatum, green onion orchid and the tuber of dwarf lilyturf are bank protection plant, have solved Large Water and have changed lower plant flooding stress problem of death; (4) bank protection matrix gravel mulch, strengthens domatic matrix erosion resistibility, improves matrix water retention property, and area source pollutants is had to certain removal effect.
The present invention has following effect: (1) Sediment Dredging and flinty slope restoration of the ecosystem combine, and its feature is suited measures to local conditions, gathered materials on the spot, utilization of waste as resource, has good economic benefits and environmental benefit; (2) flinty slope restoration of the ecosystem combines with hydraulic engineering flood control, and its feature has built the staggered ecosystem in land and water, and bank protection has higher bio-diversity, and possesses erosion resistibility, meets flood control requirement; (3) flinty slope restoration of the ecosystem and area source pollutants are cut down and are combined, and after its feature reparation, bank protection is realized ecological benefits and landscape effect and taken into account simultaneously area source pollutants is had to reduction effect.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is done further and illustrated, above-mentioned and/or otherwise advantage of the present invention will become apparent.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the design sketch of embodiment 1.
The specific embodiment
As shown in Figure 1, the invention discloses a kind of ecological revetment that is arranged on 7 both sides, river, comprise one group of marker space 1 being arranged on described river flinty slope 6, in every marker space, set gradually from the bottom to top as matrix soil layer 2, macadam 3 and vegetable layer 4.Described hard marker space 1 is comprised of cement compartment wall, is provided with outfall 5 on described compartment wall.Every cut section is cuboid or cube structure.Described matrix soil layer is the river matrix soil layer that mud makes of desilting and dredging.Described vegetable layer is paspalum notatum or green onion orchid or the tuber of dwarf lilyturf.
The restorative procedure of flinty slope of the present invention comprises the following steps:
(1) will dredge mud (moisture content 50%-70%) and deliver to storage pool, every cube of dredging mud adds 0.020～0.035kg aluminium polychloride macromolecule conditioner to nurse one's health.
(2) on every cube, in the product of step, add 1～3kg taro super strength water absorbent (KSAP) and mix, use filter press squeezing to obtain moisture content and below 30%, use soil (soilization dredging mud), KSAP is the graft product of SKGM and acrylic acid (sodium), to take SKGM as main chain, the polymer that the polyacrylic acid (sodium) of grafting of take is side chain, its grafting efficiency is 75～80%.
(3) take straw as soft aggregate, sawdust and turfy soil are soft-filler, and improvement soilization dredging mud, is mixed with matrix soil; Matrix soil is formulated according to following parts by weight:
Soilization dredging mud, 70 parts～80 parts;
Turfy soil, 5 parts～10 parts;
The straw of unit length 3～5cm, 2 parts～5 parts;
Sawdust, 5 parts～9 parts.
(4) flinty slope of (in 1.5 meters of SEA LEVEL VARIATION) under and Large Water change condition following for 35 ° of the gradients, according to guarantee plant can normal growth prerequisite under the thin as far as possible principle of matrix applied thickness, determined soil matrix applied thickness 20cm, can meet general graminous pasture and herbal growth demand, determine that paspalum notatum, green onion orchid and the tuber of dwarf lilyturf are as the suitable for plant of flinty slope restoration of the ecosystem under Large Water change condition.
(5) on flinty slope, build marker space by laying bricks or stones, insert matrix soil, the high 30cm of parting bead, surrounding is whitewashed with cement mortar, leave draining hole, be convenient to current unobstructed, with 100mm * 300mm (wide * height) parting bead, flinty slope is divided into 2m * 2m cube grid, the gravel mulch that grid mesostroma soil is thick with 5cm, particle diameter is 1.5～2cm.
Embodiment 1
In the present embodiment, the reparation step of flinty slope is as follows:
(1) preparation matrix soil: for the dredging mud of moisture content 60%, according to 0.025kg/m
3ratio add aluminium polychloride to nurse one's health, then according to 2kg/m
3ratio add konjaku super strength water absorbent (KSAP) and mix, filter press squeezing is moisture content 25%, then the soilization dredging mud of getting 79 weight portions is agent structure, and the straw of turfy soil, unit length 3cm and sawdust are respectively approximately 6 weight portions, 5 weight portions and 8 weight portions preparation matrix soil.
(2) flinty slope is built marker space by laying bricks or stones: it is 30cm that flinty slope is built parting bead height by laying bricks or stones, surrounding is carried out cement mortar and is whitewashed, and leaves hole, uses respectively the parting bead of 100mm * 300mm (wide * height), cut apart the grid that flinty slope is 2m * 2m, and insert the matrix soil of 20cm.
(3) vegetable layer plantation and cover macadam: plantation happiness grass, green onion is blue and the tuber of dwarf lilyturf depth of burying with 4～5cm, line space 15～20cm; Cover the rubble that 5cm is thick, particle diameter is 1.5～2cm, after moulding, vegetable layer is in the top simultaneously, and macadam is in centre.
Embodiment 2
In the present embodiment, the reparation step of flinty slope is as follows:
(1) preparation matrix soil: for the dredging mud of moisture content 70%, according to 0.025kg/m
3ratio add aluminium polychloride to nurse one's health, according to 3kg/m
3ratio add konjaku super strength water absorbent (KSAP) and mix, filter press squeezing is moisture content 28%, then the soilization dredging mud of getting 75 weight portions is agent structure, and the straw of turfy soil, unit length 3cm and sawdust are respectively approximately 9 weight portions, 6 weight portions and 9 weight portions preparation matrix soil;
(2) flinty slope is built marker space by laying bricks or stones: it is 30cm that flinty slope is built parting bead height by laying bricks or stones, surrounding is carried out cement mortar and is whitewashed, and leaves hole, uses respectively the parting bead of 100mm * 300mm (wide * height), cut apart the grid that flinty slope is 2m * 2m, and insert the matrix soil of 20cm;
(3) planting and covering rubble
Plantation happiness grass, green onion is blue and the tuber of dwarf lilyturf depth of burying with 4～5cm, line space 15～20cm; Cover the rubble that 5cm is thick, particle diameter is 1.5～2cm simultaneously.
The invention provides a kind of ecological revetment and construction process thereof; method and the approach of this technical scheme of specific implementation are a lot; the above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.In the present embodiment not clear and definite each component part all available prior art realized.
Claims (3)
1. a construction process for ecological revetment, is characterized in that, comprises the following steps:
Preparation matrix soil;
On flinty slope, build marker space by laying bricks or stones, and the matrix soil configuring in upper step is inserted to marker space;
On matrix soil layer, plant vegetable layer, and spread macadam on vegetable layer;
Described matrix soil is made for dredging mud, and its preparation method comprises the following steps:
(1) dredging mud is delivered to storage pool, every cube of dredging mud adds 0.020～0.035kg aluminium polychloride;
(2) on every cube, in the product of step, add again 1～3kg konjaku super strength water absorbent and mix, using filter press squeezing to obtain the soilization dredging mud of moisture content below 30%;
(3) take straw as soft aggregate, sawdust and turfy soil are soft-filler, and improvement soilization dredging mud, is mixed with matrix soil; Matrix soil is formulated according to following parts by weight:
Soilization dredging mud, 70 parts～80 parts;
Turfy soil, 5 parts～10 parts;
The straw of unit length 3～5cm, 2 parts～5 parts;
Sawdust, 5 parts～9 parts.
2. the construction process of ecological revetment according to claim 1, is characterized in that, marker space is provided with drain hole.
3. the construction process of ecological revetment according to claim 1 and 2, is characterized in that, described vegetable layer adopts paspalum notatum or green onion orchid or any one or a few the combination in the tuber of dwarf lilyturf.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210039700.2A CN102561264B (en) | 2012-02-21 | 2012-02-21 | Ecological protective slope and establishment method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210039700.2A CN102561264B (en) | 2012-02-21 | 2012-02-21 | Ecological protective slope and establishment method thereof |
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| CN102561264A CN102561264A (en) | 2012-07-11 |
| CN102561264B true CN102561264B (en) | 2014-10-22 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104480951B (en) * | 2014-11-17 | 2016-06-29 | 重庆任甲生物科技有限公司 | A kind of method of flinty slope ecology softening |
| CN105917779B (en) * | 2016-04-22 | 2018-07-10 | 中国科学院武汉植物园 | The method that reed is planted in side slope |
| CN106001090B (en) * | 2016-06-18 | 2019-02-05 | 江苏华东新能源勘探有限公司（江苏省有色金属华东地质勘查局八一三队） | A kind of absorption of heavy metal pollution of mine soil-Co-bioremediation method |
| CN107012829B (en) * | 2017-04-25 | 2019-05-28 | 河海大学 | Soften slope surface silt soil and flinty slope remodeling method |
| CN107989294B (en) * | 2017-12-22 | 2020-06-02 | 河北省科学院地理科学研究所 | Method for constructing ecological environment-friendly step on weathered stone slope with deficient stones |
| CN114946595A (en) * | 2021-02-23 | 2022-08-30 | 青岛冠中生态股份有限公司 | Plateau sandy land water-retaining erosion-resistant matrix and preparation method thereof |
| CN113431020A (en) * | 2021-06-04 | 2021-09-24 | 大连海事大学 | Coastal shoal ecological beach cultivation method based on dredging soil |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3539832A1 (en) * | 1985-08-23 | 1987-05-14 | Gerd Drespa | Ecological protective covering structure for flowing stretches of water |
| CN1176126C (en) * | 2002-11-26 | 2004-11-17 | 姜发堂 | Superstrong water absorber and its preparation method |
| CN1811073A (en) * | 2006-03-02 | 2006-08-02 | 河海大学 | Floating ecological bank protecting method and medium carrier |
| KR20090069865A (en) * | 2007-12-26 | 2009-07-01 | 동서철강 주식회사 | Construction method of wellbeing slope use props |
| CN101805104B (en) * | 2010-04-27 | 2012-11-28 | 河海大学 | Soil treatment method for dredged sediment |
| CN102229485B (en) * | 2011-04-12 | 2013-05-01 | 中国科学院南京地理与湖泊研究所 | Dredged sediment based plant adaptability matrix and ecological restoration method of bare slope |
| CN202450487U (en) * | 2012-02-21 | 2012-09-26 | 江苏省环境科学研究院 | Ecological protective slope |
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Application publication date: 20120711 Assignee: SHANGHAI QINSEN LANDSCAPE CO.,LTD. Assignor: JIANGSU PROVINCIAL ACADEMY OF ENVIRONMENTAL SCIENCE Contract record no.: 2015320000293 Denomination of invention: Ecological protective slope and establishment method thereof Granted publication date: 20141022 License type: Exclusive License Record date: 20150428 |
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