CN103821152A - Combined construction method for anti-shock ecological blankets and W-OH and slope protection structure - Google Patents
Combined construction method for anti-shock ecological blankets and W-OH and slope protection structure Download PDFInfo
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- CN103821152A CN103821152A CN201310737013.2A CN201310737013A CN103821152A CN 103821152 A CN103821152 A CN 103821152A CN 201310737013 A CN201310737013 A CN 201310737013A CN 103821152 A CN103821152 A CN 103821152A
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Abstract
The invention provides a combined construction method for anti-shock ecological blankets and W-OH and a slope protection structure. The combined construction method comprises the following steps of (1) regulating a slope; (2) measuring field data; (3) laying the anti-shock ecological blankets along the direction parallel to a highway or a river way; (4) comprehensively fixing each two adjacent anti-shock ecological blankets in an overlapping stitching mode and a fixing nail fixing mode; (5) placing soil on the surfaces of the anti-shock ecological blankets; (6) spraying 2%-20% of W-OH liquor on the surfaces of the anti-shock ecological blankets with soil on the surfaces; and (7) maintaining plants. The slope protection structure comprises the anti-shock ecological blankets laid along the slope of a roadway or a river way, wherein each two adjacent ecological blankets are in overlapping stitching and are fixed by using fixing nails; two ends of each ecological blanket are fixed by using anchor rods; grooves are formed in the bottoms of the topmost ecological blanket and the bottommost ecological blanket; a composite fiber fabric layer is paved in each groove and is pressed by using a gabion stone cage; and the ecological blankets are stitched with the embedded composite fiber fabric layers. By using the construction method, the anti-erosion property of a construction road or a construction river way is greatly improved, water and soil loss is controlled, a slope is stabilized, and the ecology is recovered.
Description
(1) technical field
The present invention relates to the construction method of a kind of highway, Channel slope protector, specifically combined construction method and the slope protection structure of the ecological blanket of a kind of anti-impact and W-OH.
(2) background technology
Side slope is the important component part in highway, river course, deals with improperly, easily occur broken fall, avalanche, slump even come down, both welding, affect highway again, river course normally moves, and interruption of communication when serious, affects the normal flood passage flood discharge in river course, causes heavy economic losses.
In order to guarantee roadbed, channel revetment stability of slope, prevent slope body sloughing and slope erosion, broken fall, need to take rationally suitable engineering measure, as built the supporting construction that bears native stone pressure, or carrying out slope protection, native stone pressure is not born or is not substantially born in this protection.For a long time, the understanding of importance deficiency of people to side slope protection, generally fails in design all to consider Slope Treatment, or the design of construction limit, limit.Since reform and opening-up, highway in China, River Construction are flourish, along with the raising of grade is built in highway, river course, occur that a large amount of height fills out embankment and deep-cut cutting, roadbed, the research of channel revetment side slope integrated protection system day by day cause the attention of highway, river course department.Side slope protection pattern definite is one of important content of highway, River Design, should consider according to highway, channel order, rainfall intensity, landform, soil property, material source etc., rational deployment, suit measures to local conditions to select practicality, rationally, economic, attractive in appearance engineering measure, guarantee stable, the safety and efficiently operation in highway, river course, make highway, River Construction coordinate mutually with environmental landscape simultaneously, keep the relative equilibrium of ecological environment.
The ecological blanket of anti-impact is a kind of novel slop protection material, but the ecological blanket of anti-impact is early stage in laying, and in the time that drag force is larger, the earthing on the ecological blanket of anti-impact top layer is very easily flushed away, and earthing does not have the effect of water conservation, insulation, causes the germination percentage of plant low; Or arid is without rain for a long time, and seed cannot survive, and finally causes the germination percentage of plant low, cannot reach the effect of greening side slope, ecological recovery.
W-OH is a kind of composite curing material of hydrophilic polyurethane resin class of ecological environment-friendly type, is faint yellow oily body.W-OH is take water as curing compound, and ratio is reacted with water (including seawater) and generated the resilient gel with excellent mechanical performances arbitrarily; This gelinite is met water and is no longer dissolved, and has tight security.W-OH merges nano modification, composition structural change and functional material complex technique on the basis of original hydrophilic polyurethane material, make the composite material after modification overcome the shortcomings such as original hydrophilic polyurethane resistance to acids and bases, weatherability and poor mechanical property completely, there is the features such as high-durability, natural degradation controllability, the feature of environmental protection.
(3) summary of the invention
Technical assignment of the present invention is for the deficiencies in the prior art, and combined construction method and the slope protection structure of the ecological blanket of a kind of anti-impact and W-OH is provided.
The technical solution adopted for the present invention to solve the technical problems is:
A combined construction method of the ecological blanket of anti-impact and W-OH, the method comprises the following steps:
1) slope control: domatic obstruction, the foreign material that construction is hindered in highway to be onstructed or river course are cleaned out to infrastructure device compacting.
2) measure field data: what side slope protection was carried out in scene domaticly does detailed data mapping and calculating, in order to select the ecological blanket of anti-impact of certain width.
3) lay the ecological blanket of anti-impact along the direction that is parallel to highway or river course; Adopt anchor pole to fix at the both ends of laying the ecological blanket of anti-impact, first the top with below the ecological blanket of anti-impact below ditching, then press one deck composite fiber fabric layer with lattice guest gabion, the ecological blanket of anti-impact and reserved composite fiber fabric layer suturing with thread management.
4) between the ecological blanket of adjacent two anti-impacts, adopt the mode that overlap joint is sewed up and staple is fixing comprehensively fixing;
5) the ecological blanket of anti-impact surface earthing, at the ecological blanket top layer earthing 2～4cm of anti-impact, then lays woven straw;
6) at the W-OH solution of the ecological blanket surface sprinkling 2%～20% of the anti-impact of top layer earthing, thereby form modified hydrophilic based polyurethane composite layer;
7) plant maintenance: after having laid, carry out in time water seasoning, guarantee that whole side slope surface keeps certain wettability, evenly scatter to domatic with spray gun special when plant maintenance waters.
The ecological blanket of described anti-impact is from top to bottom composite fiber fabric layer, loaded filter, grass seeds and fertilizer layer, the combination of biodegradable fiber layer successively.
The width of the ecological blanket of anti-impact is 0.4～6m.
A kind of take the ecological blanket of anti-impact as basic slope protection structure, comprise that edge is parallel to the ecological blanket of anti-impact of the domatic laying in highway or river course, between the ecological blanket of adjacent two anti-impacts, overlapping the slot merging is fixed with staple, the two ends of the ecological blanket of anti-impact adopt anchor pole to fix, be positioned at below the ecological blanket of anti-impact of the top and below and dug groove, in groove, be equipped with one deck composite fiber fabric layer near the position of the ecological blanket of anti-impact, in groove, be filled with lattice guest gabion by tight composite fiber fabric lamination, the ecological blanket of anti-impact and pre-buried composite fiber fabric layer suturing with thread management; The upper surface of the ecological blanket of described anti-impact sprays and has modified hydrophilic based polyurethane composite layer.
The packing density of described anchor pole and length determine as calculated afterwards according to the actual conditions of local soil.
The suturing with thread management link of non-degradation of fibers fabric for the ecological blanket of described anti-impact and Ge Bin gabion joining place.
Compared with prior art, the beneficial effect producing is for the combined construction method of the ecological blanket of a kind of anti-impact of the present invention and W-OH and slope protection structure:
1) construction method of the present invention has improved the erosion resistibility in Construction Highway or river course greatly, the conservation of soil and water, stable side slope, recovery ecology.
2) W-OH is applied on the ecological blanket of anti-impact, W-OH is take water as curing compound, in short time, there is gel, solidify, form bullet loose structure, effectively prevent that inclined-plane is because of rainwater, the freezing erosion being subject to, and prevent from disperseing (wind erosion) because high wind forms soil;
3) deck has good water retention, heat insulating ability, for the growth of plant provides necessary condition.
(4) accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention;
The A that accompanying drawing 2 is Fig. 1 is to structural representation;
The B-B cross-sectional view that accompanying drawing 3 is Fig. 1;
The C-C cross-sectional view that accompanying drawing 4 is Fig. 1;
Accompanying drawing 5 is the cross-sectional view of the ecological blanket of anti-impact.
In figure, 1, the ecological blanket of anti-impact, 1-1, composite fiber fabric layer, 1-2, loaded filter, 1-3, grass seeds and fertilizer layer, 1-4, biodegradable fiber layer, 2, staple, 3, anchor pole, 4, composite fiber fabric layer, 5, lattice guest gabion, 6, highway or river course, 7, plant raw plant, 8, modified hydrophilic based polyurethane composite layer.
(5) specific embodiment
Below in conjunction with accompanying drawing, combined construction method and the slope protection structure of the ecological blanket of a kind of anti-impact of the present invention and W-OH are described in detail below.
The combined construction method of the ecological blanket of a kind of anti-impact of the present invention and W-OH, the method comprises the following steps:
1) slope control: domatic obstruction, the foreign material that construction is hindered in highway to be onstructed or river course 6 are cleaned out to infrastructure device compacting.
2) measure field data: what side slope protection was carried out in scene domaticly does detailed data mapping and calculating, in order to select the ecological blanket 1 of anti-impact of certain width.
3) lay the ecological blanket 1 of anti-impact along the direction that is parallel to highway or river course 6: adopt anchor pole 3 fixing at the both ends of laying the ecological blanket 1 of anti-impact, first the top with below the ecological blanket 1 of anti-impact below ditching, then press one deck composite fiber fabric layer 4 with lattice guest gabion 5, the ecological blanket 1 of anti-impact and reserved composite fiber fabric layer 4 use suturing with thread management.
4) between the ecological blanket 1 of adjacent two anti-impacts, adopt the mode that overlap joint is sewed up and staple 2 is fixing comprehensively fixing.
5) the surperficial earthing of the ecological blanket 1 of anti-impact, at the top layer earthing 2～4cm of the ecological blanket 1 of anti-impact, then lays woven straw.
6) at the W-OH solution of the ecological blanket surface sprinkling 2%～20% of the anti-impact of top layer earthing, thereby form modified hydrophilic based polyurethane composite layer 8.
7) plant maintenance: after having laid, carry out in time water seasoning, guarantee that whole side slope surface keeps certain wettability, evenly scatter to domatic with spray gun special when plant maintenance waters.
As Figure 1-4, a kind of take the ecological blanket of anti-impact as basic slope protection structure, comprise that edge is parallel to the ecological blanket 1 of anti-impact of the domatic laying in highway or river course 6, between the ecological blanket 1 of adjacent two anti-impacts, overlapping the slot merges with staple 2 fixing, the two ends of the ecological blanket 1 of anti-impact adopt anchor pole 3 fixing, be positioned at below the ecological blanket 1 of anti-impact of the top and below and dug groove, in groove, be equipped with one deck composite fiber fabric layer 4 near the position of the ecological blanket 1 of anti-impact, in groove, being filled with lattice guest gabion 5 compresses composite fiber fabric layer 4, the ecological blanket 1 of anti-impact and pre-buried composite fiber fabric layer 4 use suturing with thread management, the upper surface of the ecological blanket 1 of described anti-impact sprays and has modified hydrophilic based polyurethane composite layer 8.
As shown in Figure 5, the ecological blanket of described bank protection anti-impact, comprise composite fiber fabric layer 1-1, loaded filter 1-2, grass seeds and fertilizer layer 1-3, biodegradable fiber layer 1-4, described composite fiber fabric layer 1-1, loaded filter 1-2, grass seeds and fertilizer layer 1-3, biodegradable fiber layer 1-4 are from top to bottom composited successively; Described composite fiber fabric layer 1-1 makes by entirely washing screen cloth material; Loaded filter 1-2 is made up of long filament geotextiles; Fertilizer in grass seeds and fertilizer layer 1-3 is composite fertilizer; Biodegradable fiber layer 1-4 is made up of polypropylene fibre material, and the width of the ecological blanket 1 of anti-impact is 0.4～6m.
The packing density of described anchor pole 3 and length determine as calculated afterwards according to the actual conditions of local soil.
The suturing with thread management link of non-degradation of fibers fabric for the ecological blanket 1 of described anti-impact and Ge Bin gabion 5 joining places.
Claims (8)
1. a combined construction method of the ecological blanket of anti-impact and W-OH, is characterized in that, the method comprises the following steps:
1) slope control: domatic obstruction, the foreign material that construction is hindered in highway to be onstructed or river course are cleaned out to infrastructure device compacting;
2) measure field data: what side slope protection was carried out in scene domaticly does detailed data mapping and calculating, in order to select the ecological blanket of anti-impact of certain width;
3) lay the ecological blanket of anti-impact along the direction that is parallel to highway or river course;
4) between the ecological blanket of adjacent two anti-impacts, adopt the mode that overlap joint is sewed up and staple is fixing comprehensively fixing;
5) the ecological blanket of anti-impact surface earthing, at the ecological blanket top layer earthing 2～4cm of anti-impact, then lays woven straw;
6) at the W-OH solution of the ecological blanket surface sprinkling 2%～20% of the anti-impact of top layer earthing, thereby form modified hydrophilic based polyurethane composite layer;
7) plant maintenance: after having laid, carry out in time water seasoning, guarantee that whole side slope surface keeps certain wettability.
2. the combined construction method of the ecological blanket of a kind of anti-impact according to claim 1 and W-OH, it is characterized in that, step 3) in, adopt anchor pole to fix at the both ends of laying the ecological blanket of anti-impact, first the top with below the ecological blanket of anti-impact below ditching, then press one deck composite fiber fabric layer with lattice guests gabion, the ecological blanket of anti-impact and reserved composite fiber fabric layer suturing with thread management.
3. the combined construction method of the ecological blanket of a kind of anti-impact according to claim 1 and W-OH, is characterized in that, the ecological blanket of described anti-impact is from top to bottom composite fiber fabric layer, loaded filter, grass seeds and fertilizer layer, the combination of biodegradable fiber layer successively.
4. the combined construction method of the ecological blanket of a kind of anti-impact according to claim 1 and W-OH, is characterized in that, the width of the ecological blanket of anti-impact is 0.4～6m.
5. the combined construction method of the ecological blanket of a kind of anti-impact according to claim 1 and W-OH, is characterized in that described step 6), when plant maintenance waters, evenly scatter to domatic with spray gun special.
6. one kind take the ecological blanket of anti-impact as basic slope protection structure, comprise that edge is parallel to the ecological blanket of anti-impact (1) of the domatic laying in highway or river course, it is characterized in that, between the adjacent ecological blankets of two anti-impacts (1), overlapping the slot merges with staple (2) fixing, the two ends of the ecological blanket of anti-impact (1) adopt anchor pole (3) fixing, be positioned at below the ecological blanket of anti-impact (1) of the top and below and dug groove, in groove, be equipped with one deck composite fiber fabric layer (4) near the position of the ecological blanket of anti-impact (1), in groove, being filled with lattice guest gabion (5) compresses composite fiber fabric layer (4), the ecological blanket of anti-impact (1) and pre-buried suturing with thread management for composite fiber fabric layer (4), the upper surface of the ecological blanket of described anti-impact (1) sprays modified hydrophilic based polyurethane composite layer (8).
7. slope protection structure according to claim 6, is characterized in that, the packing density of described anchor pole (3) and length determine as calculated afterwards according to the actual conditions of local soil.
8. slope protection structure according to claim 6, is characterized in that, the suturing with thread management link of non-degradation of fibers fabric for the ecological blanket of described anti-impact (1) and lattice guest gabion (5) joining place.
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| CN201310737013.2A CN103821152A (en) | 2013-12-30 | 2013-12-30 | Combined construction method for anti-shock ecological blankets and W-OH and slope protection structure |
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| CN201310737013.2A CN103821152A (en) | 2013-12-30 | 2013-12-30 | Combined construction method for anti-shock ecological blankets and W-OH and slope protection structure |
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| CN104878764A (en) * | 2015-03-24 | 2015-09-02 | 内蒙古大学 | Ecological curtain laying and planting method |
| CN108684422A (en) * | 2018-05-21 | 2018-10-23 | 北京交通大学 | LP blades ecological organic hypothallus side slope ecological renovation method based on W-OH |
| CN109306676A (en) * | 2018-11-13 | 2019-02-05 | 四川港航建设工程有限公司 | The construction method of bank slump reparation structure |
| CN111236473A (en) * | 2020-02-26 | 2020-06-05 | 山西省农业科学院园艺研究所 | Mountain land energy-saving sunlight greenhouse wall and manufacturing method thereof |
| CN111441313A (en) * | 2020-04-30 | 2020-07-24 | 云南省环境科学研究院(中国昆明高原湖泊国际研究中心) | Agricultural non-point source and surface runoff initial rainwater regulation and storage sewage interception ecological zone |
| CN113615466A (en) * | 2021-08-06 | 2021-11-09 | 中国科学院南京土壤研究所 | Planting method for navel orange root water and fertilizer slow release and surface soil erosion resistance in hillock collapse area |
| CN116516853A (en) * | 2023-05-19 | 2023-08-01 | 中国科学院西北生态环境资源研究院 | Geotextile for slowing glacier ablation and laying method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104878764A (en) * | 2015-03-24 | 2015-09-02 | 内蒙古大学 | Ecological curtain laying and planting method |
| CN104878764B (en) * | 2015-03-24 | 2017-01-18 | 内蒙古大学 | Ecological curtain laying and planting method |
| CN108684422A (en) * | 2018-05-21 | 2018-10-23 | 北京交通大学 | LP blades ecological organic hypothallus side slope ecological renovation method based on W-OH |
| CN109306676A (en) * | 2018-11-13 | 2019-02-05 | 四川港航建设工程有限公司 | The construction method of bank slump reparation structure |
| CN109306676B (en) * | 2018-11-13 | 2020-07-14 | 四川港航建设工程有限公司 | Construction method of landslide repairing structure |
| CN111236473A (en) * | 2020-02-26 | 2020-06-05 | 山西省农业科学院园艺研究所 | Mountain land energy-saving sunlight greenhouse wall and manufacturing method thereof |
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| CN113615466A (en) * | 2021-08-06 | 2021-11-09 | 中国科学院南京土壤研究所 | Planting method for navel orange root water and fertilizer slow release and surface soil erosion resistance in hillock collapse area |
| CN116516853A (en) * | 2023-05-19 | 2023-08-01 | 中国科学院西北生态环境资源研究院 | Geotextile for slowing glacier ablation and laying method thereof |
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