CN102071697A - Hard reinforced concrete revetment slope biological repairing method - Google Patents

Hard reinforced concrete revetment slope biological repairing method Download PDF

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Publication number
CN102071697A
CN102071697A CN 201110036671 CN201110036671A CN102071697A CN 102071697 A CN102071697 A CN 102071697A CN 201110036671 CN201110036671 CN 201110036671 CN 201110036671 A CN201110036671 A CN 201110036671A CN 102071697 A CN102071697 A CN 102071697A
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CN
China
Prior art keywords
slope
concrete
water
ecological
catch basin
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CN 201110036671
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Chinese (zh)
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CN102071697B (en
Inventor
王超
王沛芳
侯俊
钱进
耿楠
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河海大学
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Publication of CN102071697A publication Critical patent/CN102071697A/en
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Publication of CN102071697B publication Critical patent/CN102071697B/en

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Abstract

The invention discloses a hard reinforced concrete revetment slope biological repairing method, which is characterized by comprising the steps of: roughing a concrete revetment and constructing drainage ditches at set intervals; digging a water collecting tank on one side of the cross of the revetment and a road, reserving an opening at the joint of the drainage ditch and the water collecting tank, and constructing a watertight concrete overflow bank; filling gravels in the water collecting tank and the drainage ditches; and welding earthwork grids by high-density polyethylene stripes on the protection slope, laying gravel cushion coats in the earthwork grids, and finally pouring biological slurry. The method has the advantages that: the whole project is stable and safe; rain flows into the water collecting tank and passes through grave areas, non-watertight sand-free concrete, a slope cushion coat, plant roots and the like to seep into rivers, so water quality is improved to a relatively large extent; when rainfall runoff is overlarge, the rain overflows from the overflow bank and passes through the graves of the drainage ditches, so the water quality is also purified to a certain extent, meanwhile the slope is protected; the biological slurry poured onto the slope is prepared from biological materials, and has certain anti-erosion strength and can be used as a substrate for plant growth, so the cost is low and the operation is simple.

Description

Converted steel reinforced concrete shore protection slope ecological restoring method
Technical field
What the present invention relates to is a kind of concrete revetment slope ecological restoring method, belongs to river ecological shore protection and water quality of river field of purification.
Background technology
In traditional river training works; adopt grouts or rigid material bank protections such as placed rockfill, cast-in-place or prefabricated concrete more; this class bank protection form; can protect the river course side slope well; realize the effects such as flood passage, water drainage and water and soil conservation in river course, and have good stability, saving soil, mechanization of building operation degree advantages of higher.But along with The development in society and economy, people's ecological idea is also more and more stronger, recognizes that gradually this class bank protection form can bring harmful effect to the ecosystem, and the hard side slope has been accelerated rainfall runoff and pollutant directly into the river.In order to keep the physical feature in river course as far as possible, recover the river channel ecology system, domestic and international project technician has has researched and developed multiple ecological revetment technology, and has proposed some and can recover the ecological revetment form of structure of riverbank plant growing.
Adopting concrete plantation framework, geotechnological material aggregate species phytyl, wire gauze and the compound base of rubble, the solid soil species phytyl of geotechnological material, the ecological concrete of vegetation type, cement eco-species phytyl and soil-solidified-agent etc. that the river course bank slope is carried out restoration of the ecosystem aspect the river course bank slope restoration of the ecosystem more, to stablizing the bank slope structure effect is preferably arranged, the sloping bank view is necessarily improved, the source pollution of rainfall runoff of low discharge is had certain clean-up effect of holding back.But above ecomaterial ubiquity durability and the relatively poor problem of multiple cropping, and rainfall runoff domatic time of flowing through is shorter, pollutant can't effectively be removed, and when the rainfall runoff flow was big, it was more limited to hold back clean-up effect.
Summary of the invention
What the present invention proposed is a kind of concrete revetment slope ecological restoring method, and its purpose is intended to overcome the shortcoming of above-mentioned hard slope ecological reestablishment, has good landscape effect and clean-up effect.
Technical scheme of the present invention: when it is characterized in that (1) construction, 1) with the domatic hacking of concrete revetment, build little groove; 2) on the bank protection of hacking, arrange geotechnical grid, in geotechnical grid, lay the thick domatic lattice chamber sandy gravel bed course of 80mm, 3) spray and water ecological mud, thick 120mm.(2) road one side at road and bank slope intersection is provided with rectangle sand concrete free catch basin, and bottom land is laid diameter of phi 20~50 hardcore beds.(3) be provided with and the perpendicular permeable sand concrete free gutter of catch basin at a certain distance on the concrete revetment slope, the both sides, gutter are made of the permeable sand concrete free ridge.(3) between rectangle sand concrete free catch basin and the permeable no sand gutter the waterproof sand concrete free overflow ridge is set, fills Φ 100~200 gravels in catch basin and the gutter.
Effect of the present invention and benefit are:
(1) this method adopts " geotechnical grid+sandy gravel bed course+ecological mud " structure, and is firm and safety can be fixed ecological mud effectively before slope vegetation grows out, and prevents along the domatic slumping of hard.
(2) this method makes the concrete revetment slope recover green vegetation, beautified river bank slope environment, form graceful green water bank view, for biologies such as birds, amphibian animal provide abundant food source and good habitat, perfect river ecosystem, and vegetation growth its root system of back that gets up plays reinforcement effect to the riverbank.
(3) this method has source pollution of rainfall runoff and holds back clean-up effect preferably.When face of land runoff hour, rainwater flows to catch basin, and through the rubble district, seepage flow such as permeable sand concrete free, domatic filtrate and plant root are to the river, and waterproof overflow or not of the ridge, the improvement that makes water quality obtain going up largely.When face of land runoff was big, the catch basin water body overflowed to the slope drainage ditch through the waterproof overflow ridge, is seeped into the river fast, and water quality also can obtain improvement to a certain degree.
(4) the ecological mud that uses in this method adopts ecomaterial, and existing certain antiscour intensity can be used as the matrix of vegetation growth again, break through the high basicity of traditional ecomaterial, the limitation that is not durable etc., directly spray during use and water in geotechnical grid, with low cost, simple to operate.
Description of drawings
Accompanying drawing 1 is a concrete revetment slope ecological restoring method floor map.
Accompanying drawing 2 is the A-A sectional drawings among Fig. 1.
Accompanying drawing 3 is the B-B sectional drawings among Fig. 1.
Accompanying drawing 4 is permeable sand concrete free catch basin sectional drawings.
1 is concrete revetment among the figure, the 2nd, and gutter, the 3rd, road, the 4th, permeable sand concrete free catch basin, the 5th, hardcore bed, the 6th, the waterproof concrete overflow ridge, the 7th, the catch basin overfall, the 8th, Φ 100~200 rubbles, the 9th, the permeable sand concrete free ridge, the 10th, high density polyethylene (HDPE) band, the 11st, geotechnical grid, the 12nd, domatic lattice chamber sandy gravel bed course, the 13rd, ecological mud, the 14th, plant.
The specific embodiment
Contrast accompanying drawing 1, concrete revetment slope ecological restoring method is provided with rectangle sand concrete free catch basin 4 in road one side of road and bank slope intersection, bottom land laying diameter of phi 20~50 hardcore beds 5.The permeable sand concrete free gutter 2 perpendicular with catch basin 4 is set on concrete revetment 1 slope at a certain distance, and 2 both sides, gutter are made of the permeable sand concrete free ridge 9.Between rectangle sand concrete free catch basin 4 and the permeable no sand gutter 2 the waterproof sand concrete free overflow ridge 6 is set, fills Φ 100~200 gravels in catch basin 4 and the gutter 2.During construction,, build little groove with concrete revetment 1 domatic hacking; Arrange geotechnical grid 11 on the bank protection of hacking, lay the thick domatic lattice chamber sandy gravel bed course 12 of 80mm in geotechnical grid 11, ecological mud 13, thick 120mm are watered in spray at last.
Geotechnical grid 11 is every setting the netted lattice cell structure that spacing forms with the brute force welding by the high density polyethylene (HDPE) band of strengthening 10.The typical high density polyethylene (HDPE) band 10 thick 2mm of the present invention, wide 200mm weld every 300mm, and every interval 50mm beats the permeable hole that diameter is 10mm on high density polyethylene (HDPE) band 10.Ecological mud 13 be by soil, powder of straw, cow dung, grass seeds, cement etc. by a certain percentage (10: 8: 5: 1: 3) be mixed and made into.
Construction period should be chosen in river low water level period.Grass seed selection well developed root system in the above domatic ecological mud 13 of ordinary water level has the herbaceos perennial of strong absorptive capacity to pollutant, as Bermuda grass, Festuca Arundinacea, Korea lawn grass etc.; Grass seed selection in the following domatic ecological mud 13 of ordinary water level has the water plant of strong absorptive capacity to pollutant, as eel grass, black algae, hornwort etc.
Utilize domatic after the technology of the present invention reparation not only to recover green plants, improved the ecological environment on riverbank, for biologies such as birds, amphibian animal provide abundant food source and good habitat, perfect river ecosystem, and around the rubble in the system, ecological mud, root system of plant easily the consor microorganism form biomembrane, can purify source pollution of rainfall runoff by effectively catching by approach such as physical absorption filtration, plant absorbing, microbial degradations.When rainfall forms surface flow hour, rainwater flows to catch basin, and through the rubble district, seepage flow such as permeable sand concrete free, domatic bed course and plant root is to the river, and waterproof overflow not overflow of the ridge, by hold back, physical chemistry such as absorption, plant absorbing and microbial degradation and biological agent purify area source pollutants, thereby the improvement that makes water quality obtain going up largely.When face of land runoff is big; the catch basin water body overflows to the slope drainage ditch through the waterproof overflow ridge, is seeped into the river fast, holds back and effects such as microbial degradation by the rubble in the gutter; water quality also can obtain improvement to a certain degree, and plays the effect of the domatic plant of protection.

Claims (6)

1. converted steel reinforced concrete shore protection slope ecological restoring method, when it is characterized in that (1) construction, 1) with the domatic hacking of concrete revetment, build little groove; 2) on the bank protection of hacking, arrange geotechnical grid, in geotechnical grid, lay the thick domatic lattice chamber sandy gravel bed course of 80mm, 3) spray and water ecological mud, thick 120mm; (2) road one side at road and bank slope intersection is provided with rectangle sand concrete free catch basin, and bottom land is laid diameter of phi 20~50 hardcore beds; (3) be provided with and the perpendicular permeable sand concrete free gutter of catch basin at a certain distance on the concrete revetment slope, the both sides, gutter are made of the permeable sand concrete free ridge; (3) between rectangle sand concrete free catch basin and the permeable no sand gutter the waterproof sand concrete free overflow ridge is set, fills Φ 100~200 gravels in catch basin and the gutter.
2. converted steel reinforced concrete shore protection according to claim 1 slope ecological restoring method is characterized in that adopting mechanical means hacking smooth surface on the concrete slope, and arranges geotechnical grid.Geotechnical grid is every setting the netted lattice cell structure that spacing forms with the brute force welding by the high density polyethylene (HDPE) band of strengthening, high density polyethylene (HDPE) bar tape thickness 2mm, wide 200mm, weld every 300mm, every interval 50mm beats the permeable hole that diameter is 10mm on the high density polyethylene (HDPE) band.
3. concrete revetment according to claim 1 slope ecological restoring method, it is characterized in that ecological mud be by soil, powder of straw, cow dung, grass seeds, cement in 10: 8: 5: ratio was mixed and made in 1: 3.
4. converted steel reinforced concrete shore protection according to claim 1 slope ecological restoring method, it is characterized in that the construction period should be chosen in river low water level period, grass seed selection well developed root system in the above domatic ecological mud of ordinary water level has herbaceos perennial Bermuda grass, Festuca Arundinacea, the Korea lawn grass of strong absorptive capacity to pollutant; Grass seed selection in the following domatic ecological mud of ordinary water level has the eel grass of strong absorptive capacity, black algae, hornwort water plant to pollutant.
5. converted steel reinforced concrete shore protection according to claim 1 slope ecological restoring method is characterized in that the permeable sand concrete free ridge of bank slope bottom joins with the steel bar concrete bank protection down, and surface and geotechnical grid surface flush.
6. converted steel reinforced concrete shore protection according to claim 1 slope ecological restoring method, it is characterized in that flow path surface hour, catch basin compiles surface flow, and penetrate into domatic geotechnical grid through the sand concrete free cell wall, water body is through the further purifications such as plant of geotechnological lattice filtrate and ecological mud, and water quality improves; When face of land run-off was big, the water yield that catch basin compiles was big, and the water body that is difficult to permeate overflows to the slope drainage ditch by the waterproof overflow ridge, and along letting out the river under the ditch, this part water body filters through the gutter gravel, and water quality also can improve.
CN201110036671XA 2011-02-12 2011-02-12 Hard reinforced concrete revetment slope biological repairing method CN102071697B (en)

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CN102433857A (en) * 2011-12-28 2012-05-02 天津大学 Ecological type artificial coast with functions of pollution controlling and coast body self cleaning
CN102561370A (en) * 2012-03-29 2012-07-11 中铁第四勘察设计院集团有限公司 Protective structure for reinforcing high-liquid-limit soil slope
CN102733401A (en) * 2012-06-25 2012-10-17 西北综合勘察设计研究院 Method for treating dump slope of surface mine
CN102900060A (en) * 2012-11-15 2013-01-30 中国科学院南京地理与湖泊研究所 Geo-cell type ecological ditch
CN103046563A (en) * 2013-01-18 2013-04-17 朱维伟 Ecological landscape slope system conducive to implementation of artistical wall painting
CN103266549A (en) * 2013-05-28 2013-08-28 长沙理工大学 Routing table water discharging system in construction period of expressway reconstruction and extension project
CN103430731A (en) * 2013-07-30 2013-12-11 广州市设计院 Method and architectural structure for planting virescence on rock mountain body
CN103603316A (en) * 2013-11-04 2014-02-26 河海大学 Ecological cement and geocell combination slope protection technology
CN103993606A (en) * 2013-08-06 2014-08-20 湖北文理学院 Stereoscopic protective method of soft side slope
CN104372802A (en) * 2014-12-03 2015-02-25 贵州科农生态环保科技有限责任公司 Elastic planting grid for slope protection
RU2564163C1 (en) * 2014-07-30 2015-09-27 Михаил Иванович Голубенко Method of protecting gullies against erosion with surface runoff
CN104944855A (en) * 2015-06-12 2015-09-30 河海大学 Manufacturing method and application of ecological straw brick or ecological straw ball
CN104969749A (en) * 2015-06-25 2015-10-14 中国科学院武汉植物园 Method for quickly planting cynodon dactylon on ecological concrete slope
CN105155555A (en) * 2015-06-20 2015-12-16 广东安元矿业勘察设计有限公司 Method for preventing water and soil loss in refuse dump
CN105174862A (en) * 2015-08-21 2015-12-23 上海市普陀区社区绿化管理所 Cavernous garden waste concrete
CN105696606A (en) * 2016-01-22 2016-06-22 岭南新科生态科技研究院(北京)有限公司 Semi-arid area ecological slope protection structure and construction method thereof
CN105926647A (en) * 2016-05-31 2016-09-07 四川农业大学 Slope greening geocell and using method thereof
CN106368171A (en) * 2016-11-11 2017-02-01 天津绿茵景观生态建设股份有限公司 River way side slope stabilizing feature wall
CN106869131A (en) * 2017-02-21 2017-06-20 浙江水利水电学院 A kind of construction method of stone surface spray shield concrete
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CN106930299A (en) * 2017-02-21 2017-07-07 浙江水利水电学院 A kind of concrete half fills block stone construction method
CN108755588A (en) * 2018-05-21 2018-11-06 吴淑霞 A kind of slight slope retaining wall of hydraulic engineering
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CN109505291A (en) * 2018-06-06 2019-03-22 湖北文理学院 A kind of soil slope drainage method
CN110342731A (en) * 2019-06-24 2019-10-18 河海大学 A kind of complex ecological riverbank system with control city surface source pollution and flood control function
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CN109505291B (en) * 2018-06-06 2021-04-27 湖北文理学院 Soil slope surface drainage method

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CN1936190A (en) * 2006-10-13 2007-03-28 河海大学 Impurifying ecological bank-protection combined system
CN201071511Y (en) * 2007-06-11 2008-06-11 杜应峰 High-strength soldering stretching earth work grille
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CN102433857B (en) * 2011-12-28 2014-01-08 天津大学 Ecological type artificial coast with functions of pollution controlling and coast body self cleaning
CN102433857A (en) * 2011-12-28 2012-05-02 天津大学 Ecological type artificial coast with functions of pollution controlling and coast body self cleaning
CN102561370A (en) * 2012-03-29 2012-07-11 中铁第四勘察设计院集团有限公司 Protective structure for reinforcing high-liquid-limit soil slope
CN102733401A (en) * 2012-06-25 2012-10-17 西北综合勘察设计研究院 Method for treating dump slope of surface mine
CN102733401B (en) * 2012-06-25 2015-05-06 西北综合勘察设计研究院 Method for treating dump slope of surface mine
CN102900060A (en) * 2012-11-15 2013-01-30 中国科学院南京地理与湖泊研究所 Geo-cell type ecological ditch
CN103046563B (en) * 2013-01-18 2015-06-10 昆明学院 Ecological landscape slope system conducive to implementation of artistical wall painting
CN103046563A (en) * 2013-01-18 2013-04-17 朱维伟 Ecological landscape slope system conducive to implementation of artistical wall painting
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CN103993606B (en) * 2013-08-06 2015-08-26 湖北文理学院 A kind of stereoscopic protective method of soft side slope
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RU2564163C1 (en) * 2014-07-30 2015-09-27 Михаил Иванович Голубенко Method of protecting gullies against erosion with surface runoff
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CN109505291A (en) * 2018-06-06 2019-03-22 湖北文理学院 A kind of soil slope drainage method
CN108824347A (en) * 2018-06-29 2018-11-16 中国水利水电科学研究院 A kind of canalized rivers repair system
CN108824347B (en) * 2018-06-29 2019-06-14 中国水利水电科学研究院 A kind of canalized rivers repair system
CN109440789A (en) * 2018-11-29 2019-03-08 李泽朋 The slope treatment protective device of high strength steel strand spiral net chip architecture
CN110342731A (en) * 2019-06-24 2019-10-18 河海大学 A kind of complex ecological riverbank system with control city surface source pollution and flood control function
CN110735419A (en) * 2019-11-28 2020-01-31 江苏盐西土地整理开发有限公司 vegetation water storage structure for protecting river bank dam

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