CN104164851A - Gabion arch ecological flexible debris flow blocking dam and building method thereof - Google Patents
Gabion arch ecological flexible debris flow blocking dam and building method thereof Download PDFInfo
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- CN104164851A CN104164851A CN201410418127.5A CN201410418127A CN104164851A CN 104164851 A CN104164851 A CN 104164851A CN 201410418127 A CN201410418127 A CN 201410418127A CN 104164851 A CN104164851 A CN 104164851A
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Abstract
The invention provides a gabion arch ecological flexible debris flow blocking dam and a building method of the gabion arch ecological flexible debris flow blocking dam. The gabion arch ecological flexible debris flow blocking dam is an arch-shaped blocking dam. According to the structure of the gabion arch ecological flexible debris flow blocking dam, gabion box pieces filled with rock ballast are stacked and piled on a foundation, and the gabion box pieces are bound, so that the integrality of the whole blocking dam structure is improved; waste tires filled with clinosol layer by layer are horizontally laid on the upstream face of the inner side of the gabion box pieces; ecological bags filled with clinosol layer by layer are piled on the downstream face of the inner side of the gabion box pieces; the areas between the waste tires and the ecological bags are filled with rock ballast which is compacted through vibrating. According to an optimal scheme, vegetation is placed in soil between layers of the waste tires and the ecological bags on the upstream side and the downstream side of the gabion arch blocking dam through cuttage, the plant anchor rod function and the ecological surface protection function are achieved, and then the gabion arch ecological flexible debris flow blocking dam is formed. The gabion arch ecological flexible debris flow blocking dam has the advantages that the mechanical design is reasonable, the construction technology is simple, cost is low, popularization is easy, the gabion arch ecological flexible debris flow blocking dam can replace a masonry blocking dam and a concrete dam which are prone to damage, and a debris flow disaster can be effectively prevented and handled.
Description
Technical field
The present invention relates to apply in a kind of debris flow control works gabion box, junked tire and ecology bag and constitute jointly the ecological flexible mud-rock flow of the arch dam of blocking.The invention still further relates to the block method of dam and construction thereof of the ecological flexible mud-rock flow of this gabion arch.The present invention is specially adapted to retaining of middle and small scale mud-rock flow source area avalanche deluvium, and the blocking of Circulation Area mud-rock flow.This invention has overcome traditional hard and has blocked dam as the block deficiency on dam of stone masonry, concrete; better solve the existing mud-rock flow problem that structure is permeable Yu impact resistance is poor, durability is not enough of blocking, realized the block combination of structure and ecological protection of mud-rock flow.
Project of the present invention is subject to the subsidy of Ministry of Water Resources's public welfare industry scientific research special project (No:201301022, No:201201037), Nsfc Major research program integrated project (No:91215301), Ministry of Water Resources's earth and rockfill dam failure mechanism and anti-control techniques key lab's open fund and Jiangsu Province's water conservancy science and technology item (2012009).
Background technology
For the mud-stone flow disaster that day by day takes place frequently of reply, the rigidity that slurry (doing) stone-laying at present, concrete the are material structure of blocking is widely used debris flow measure.But rigidity is blocked, Structure's Water Permeability is poor, is unfavorable for discharging mud pressure, does not possess flexibility, easily destroyed by the huge impact force of mud-rock flow, and easy-weathering is aging, causes design strength to reduce.Therefore in the urgent need to inventing a kind of new mud-rock flow structure of blocking.
Summary of the invention
For overcome conventional rigidity block dam be difficult to discharge fast mud-rock flow mud pressure, allowable strain little, be difficult to subdue the deficiency such as the impulsive force of mud flow and weather resistance ageing resistance, the present invention proposes the ecological flexible mud-rock flow of a kind of gabion arch dam of blocking.This is that one is utilized gabion box sheet, junked tire, ecology bag and gravelly soil material, combines and builds the mud-rock flow the overarching dam of blocking by laying bricks or stones.Dam structure entirety has stronger water permeable ability, can effectively subdue mud pressure; The flexible speciality of construction material and the overload characteristics of domes, improved the ability of its opposing impact failure; The introducing of ecological mask can effectively protect structure to avoid ultraviolet ray irradiation, strengthens dam material durability.The construction method that the present invention provides the ecological flexible mud-rock flow of gabion arch to block dam simultaneously.
The technical scheme adopting is, the ecological flexible mud-rock flow of a kind of gabion arch dam of blocking, the ecological flexible mud-rock flow of this gabion arch dam of blocking is the arch dam of blocking, it is characterized in that, structure is as follows: stacking to build at ground upper layer has the gabion box sheet of filling rock ballast, between each gabion box sheet, carry out colligation, to strengthen the globality of the whole dam structure of blocking; Lay the junked tire that successively loads clinosol in the inner side of gabion box sheet upstream face (being upstream face) level; Back side inside gabion box sheet (being downstream face) is built the ecology bag that successively loads clinosol by laying bricks or stones; Area filling between junked tire and ecology bag has the rock ballast of the densification of vibrating.
Prioritization scheme of the present invention has:
1, described gabion box sheet is the steel wire by high resistance burn into high strength, the mild steel wire being ductile or parcel PVC, uses machinery braiding to form.The gabion arch dam of making is vertical retaining-wall shape or downstream step barricade shape.
2, between described each gabion box sheet, carry out colligation and refer to, at block four angles of each gabion box place on dam of described gabion arch, sew up rope upper and lower, left and right gabion box are bound with the zinc-plated plastic steel wire of crossing, to strengthen vertical resistance to overturning.
3, the junked tire of described filling clinosol, for cuing open as two parts along crown center line, tire horizontal positioned, then fills out gravelly soil, successively construction.The zinc-plated plastic steel wire stitching rope of crossing is held together through junked tire sidewall and their bolts, then binds with gabion box;
4, the ecology bag of described filling clinosol, lays in the bundle that the bankets level after sack of pricking, fissure of displacement bond successively, and is adjacent to gabion box;
5, described ecology bag is the sack that the two-sided sintering needle punched non-woven fabrics made as raw material using polypropylene (PP) or polyester fiber (PET) processes, and has characteristic anti-aging, nontoxic, permeable and to plant close friend;
6, the stacked mode of piling up of described gabion box sheet is: in the above certain altitude scope of basic part and ground on the flexible dam of blocking of gabion arch, the gabion of filling with large particle diameter piece stone is built, and at the large particle diameter piece of upstream and downstream throwing stone spats.
7, the encapsulation of subregion piecemeal refers to: in each gabion, near region encapsulation ecology bag and the junked tire of gabion wall, wherein filling is gravelly soil, so that the plant growth in gabion arch outside; Most of region between junked tire and ecology bag, filling be rock ballast material.Then each gabion stacked piling up of avoiding the peak hour.
8, at the base portion of described gabion arch, throwing has rock ballast spats (bank protection).
9, encircle at gabion the above and below the dam face of blocking and be provided with plant anchor pole.
Described plant anchor pole refers to: between every layer of ecology bag bag, lay withy or vetiver, at the heap of the junked tire middle cuttage withy that bankets, top end exposes through gabion mesh, after withy growth at the interior formation plant anchor pole that bankets;
Plant the conform vegetation of existence of this measure forms plant anchor pole, for example easily plant of survival of vetiver, wicker one class well developed root system, and protection dam material is avoided ultraviolet ray and is corroded the double loaded filter that does simultaneously.In addition, vegetation root system can carry out suitable reinforcement to dam material, and quality is pliable and tough and merge mutually with natural environment.
10, be furnished with energy dissipating pier stud at the block upstream side on dam of the ecological flexible mud-rock flow of this gabion arch.
11, the area filling rock ballast between junked tire and ecology bag, taking the boulderet of the above particle diameter of 5mm as main, its content account for throwing rock dregs half or more than, keep its good water permeability and distortion adaptive character.
In other words, the ecological flexible mud-rock flow of the gabion of the present invention arch dam of blocking, is in mud-rock flow source area or potential source areas such as the small-sized Zhigou of mud-rock flow and hair ditches, the mud-rock flow that arch is built in the classification dam of blocking; The described dam of blocking is jointly to be constructed and form by the junked tire of gabion, rock ballast, filling clinosol and ecology bag and plant anchor pole;
In cheuch, lay gabion box sheet according to arcuate configuration;
Upstream face inside gabion box sheet (being upstream face) level is laid the junked tire that successively loads clinosol, and described junked tire, for tire is divided into two along crown center line, is beneficial to the quality and the efficiency that improve the roller compaction construction that bankets;
Back side inside gabion box sheet (being downstream face) is built the ecology bag that successively loads clinosol by laying bricks or stones,
Form plant anchor pole in gabion arch plant the conform vegetation of existence of above and below the dam face of blocking, for example easily plant of survival of vetiver, wicker one class well developed root system, protection dam material is avoided ultraviolet ray and is corroded the double loaded filter that does simultaneously.In addition, vegetation root system can carry out suitable reinforcement to dam material, and quality is pliable and tough and merge mutually with natural environment;
The technical scheme that completes second invention task of the application is, the block construction method on dam of the ecological flexible mud-rock flow of above-mentioned gabion arch is characterized in that, step is as follows,
(1). complete after excavation of foundation pit, on curved arch basic plane, lay gabion box sheet, fill scleroid large particle diameter piece stone, then carry out the encapsulation of gabion box sheet;
. on basis, lay second layer gabion box sheet, net sheet is arranged according to arcuate configuration, with zinc-plated cross plastic steel wire sew up rope upper and lower, adjacent gabion box unit, left and right bolt is tight;
(3). inside gabion box sheet, downstream face is piled up one deck ecology bag, and the earth material of this ecology bag filling can be the material slag of foundation excavation;
. inside gabion box sheet, upstream face level is laid one deck junked tire, and the zinc-plated plastic steel wire of crossing is sewed up to restrict and is held together through junked tire and their bolts, be adjacent to and and gabion box sheet between be fixed up;
(5). the area filling rock ballast between junked tire and ecology bag, junked tire filling earth material particle diameter is relatively little, and it is the scleroid large particle diameter material that does not contain clay that zone line is filled earth material, fills the complete densification of vibrating;
(6). repeat (3)-operation (5), until that this layer of gabion box casing filled is complete, then carry out potting, carry out the fissure of displacement bond of lower one deck gabion box, to building till design altitude;
(7). at gabion arch upstream and downstream near zone throwing macrosome piece building stones, increase basic constraint, protect it to avoid washing away sapping.
In prioritization scheme, can increase following steps:
(8). the plantation of plant anchor pole (ecological vegetation), can be in work progress be implanted in withy or vetiver in advance between the gap of ecology bag, in the filling soil of junked tire cavity, also can after construction, carries out cuttage and plant.
(9). arrange energy dissipating pier stud at the block upstream side on dam of the ecological flexible mud-rock flow of this gabion arch.
The invention has the beneficial effects as follows: mechanics is reasonable in design, construction technology is simple, cost is low, be easy to popularization, reasonably engineering measure and ecological management is combined; These safeguard procedures are the bulk material in mud-rock flow source area firmly, retains and collapses sliding mass, debris flow body, and structure self has comparatively superior mechanical characteristic and durability.
Brief description of the drawings
Fig. 1 is the top plan view of the embodiment of the present invention.
Fig. 2 is the gabion arch vertical section constructional drawing of the embodiment of the present invention.
Fig. 3 is the gabion arch cross section constructional drawing of the embodiment of the present invention.
In figure, the plant 7 such as the junked tire 5 of ground 1, bank slope 2, enrockment spats 3, gabion box 4, filling clinosol, the ecology bag 6 of filling clinosol, the little anchor pole of plant and vetiver, rock ballast 8, the zinc-plated plastic steel wire of crossing are sewed up rope 9, energy dissipating pier stud 10.
Detailed description of the invention
Embodiment 1, the ecological flexible mud-rock flow of the gabion arch dam of blocking.In the embodiment shown in fig. 1, excavate after ground 1 and bank slope 2, start to lay gabion box 3 from substrate, and lay respectively the junked tire 5 of filling clinosol and the ecology bag 6 of filling clinosol in the interior upstream and downstream side of gabion box 3, between junked tire 5 levels of filling clinosol and between ecology bag 6 levels of filling clinosol, arranging the plant 7 such as the little anchor pole of plant and vetiver, the inside tip of root is outside, what a gabion throwing rock ballast 8 in space between the junked tire 5 of filling clinosol and the ecology bag 6 of filling clinosol, make like this.Between adjacent gabion, sew up rope 9 colligations connections with the zinc-plated plastic steel wire of crossing.After first floor gabion arch is carried out, build second layer, the 3rd layer etc. until design height by the mode of fissure of displacement bond, form the ecological flexible mud-rock flow of the gabion arch dam of blocking, then arrange again energy dissipating pier stud 10 at upstream side, to reduce mud-rock flow to the block impact on dam of gabion arch.
In the embodiment shown in Figure 2, according to river valley landform, along river valley, horizontal section axis excavation ground 1 and bank slope 2, form a step-like job platform, to lay gabion box 3.Throwing rock ballast 8 in the ecology bag 6 of filling clinosol, space between the junked tire 5 of filling clinosol and the ecology bag 6 of filling clinosol is laid in junked tire 5, the downstream of laying filling clinosol at the interior upstream side of gabion box 3, forms like this gabion.Between the adjacent gabion of sustained height, sew up rope 9 colligations connections with the zinc-plated plastic steel wire of crossing.After first floor gabion arch is carried out, build the second layer, the 3rd layer etc. until design height by the mode of fissure of displacement bond, form the ecological flexible mud-rock flow of the gabion arch dam of blocking.
In the embodiment shown in fig. 3, in each gabion box 4, level is along the junked tire 5 of paving filling clinosol, in the gap that adjacent tires forms, fill out gravelly soil, put gravelly soil ecology bag 6 by the mode of fissure of displacement bond, throwing rock ballast 8 in the space between the junked tire 5 of filling clinosol and the ecology bag 6 of filling clinosol, forms a gabion like this, then one by one gabion is built into gabion arch, between the adjacent gabion of sustained height, sew up rope 9 colligations connections with the zinc-plated plastic steel wire of crossing.The plant 7 such as the little anchor pole of plant and vetiver that utilization is rooted in the junked tire 5 of filling clinosol and the ecology bag 6 of filling clinosol forms ecological mask and loaded filter.
Claims (10)
1. the ecological flexible mud-rock flow of the gabion arch dam of blocking, the ecological flexible mud-rock flow of this gabion arch dam of blocking is the arch dam of blocking, it is characterized in that, structure is as follows: stacking to build at ground epibasal tier has the gabion box sheet of filling rock ballast, between each gabion box sheet, carry out colligation, to strengthen the globality of the whole dam structure of blocking; Lay the junked tire that successively loads clinosol in the inner side of gabion box sheet upstream face level; Inside gabion box sheet, back side is built the ecology bag that successively loads clinosol by laying bricks or stones; Area filling between junked tire and ecology bag has the rock ballast of the densification of vibrating.
2. the ecological flexible mud-rock flow of the gabion according to claim 1 arch dam of blocking, is characterized in that, described gabion box sheet is to be formed by the braided steel wire of the erosion-resisting mild steel wire of height or parcel PVC;
The gabion arch dam of making is vertical retaining-wall shape or downstream step barricade shape;
Between described each gabion box sheet, carry out colligation and refer to, at block four angles of each gabion box place on dam of described gabion arch, sew up rope a upper and lower gabion box is bound with the zinc-plated plastic steel wire of crossing, to strengthen vertical resistance to overturning.
3. the ecological flexible mud-rock flow of the gabion according to claim 1 arch dam of blocking, is characterized in that, the junked tire of described filling clinosol, and structure is: cut open as two parts along crown center line, tire horizontal positioned, then bankets, successively construction; The zinc-plated plastic steel wire stitching rope of crossing is held together through junked tire sidewall and their bolts, then binds with gabion box;
The ecology bag of described filling clinosol, lays in the bundle that the bankets level after sack of pricking, fissure of displacement bond successively, and is adjacent to gabion box;
Described ecology bag is that polypropylene or polyester fiber are the sack that two-sided sintering needle punched non-woven fabrics that raw material are made processes.
4. the ecological flexible mud-rock flow of the gabion according to claim 1 arch dam of blocking, is characterized in that, the stacked mode of piling up of described gabion box sheet is: each gabion as the wall of laying bricks, the fissure of displacement, stacked piling up, and at the large particle diameter piece of upstream and downstream throwing stone spats.
5. the ecological flexible mud-rock flow of the gabion according to claim 1 arch dam of blocking, is characterized in that, the stacked mode of piling up of described gabion box sheet is the encapsulation of subregion piecemeal; This subregion piecemeal refers to: in each gabion, near sidewall areas encapsulation ecology bag and junked tire, wherein load gravelly soil; Region filling rock ballast material between junked tire and ecology bag.
6. the ecological flexible mud-rock flow of the gabion according to claim 1 arch dam of blocking, is characterized in that, the ecological surface protection mode of described gabion box sheet is: be provided with plant anchor pole at the gabion arch above and below the dam face of blocking.
7. the ecological flexible mud-rock flow of the gabion according to claim 1 arch dam of blocking, is characterized in that, is furnished with energy dissipating pier stud at the block upstream side on dam of the ecological flexible mud-rock flow of this gabion arch.
8. according to the dam of blocking of the ecological flexible mud-rock flow of gabion arch one of claim 1-7 Suo Shu, it is characterized in that, the rock ballast filling mode of described gabion box sheet is: the area filling rock ballast between junked tire and ecology bag, rock ballast is taking the boulderet of the above particle diameter of 5mm as main, its content account for throwing rock dregs half or more than, keep its good water permeability and distortion adaptive character.
9. the ecological flexible mud-rock flow of the gabion claimed in claim 1 arch construction method on dam of blocking, is characterized in that, step is as follows,
(1). complete after excavation of foundation pit, on curved arch basic plane, lay gabion box sheet, fill scleroid large particle diameter piece stone, then carry out the encapsulation of gabion box sheet;
. on basis, lay second layer gabion box sheet, net sheet is arranged according to arcuate configuration, with zinc-plated cross plastic steel wire sew up rope upper and lower, adjacent gabion box unit, left and right bolt is tight;
(3). inside gabion box sheet, downstream face is piled up one deck ecology bag, and the earth material of this ecology bag filling can be the material slag of clinosol or foundation excavation;
. inside gabion box sheet, upstream face level is laid one deck junked tire, and the zinc-plated plastic steel wire of crossing is sewed up to restrict and is held together through junked tire and their bolts, be adjacent to and and gabion box sheet between be fixed up;
(5). rock ballast or gravelly soil are filled in the region between junked tire and ecology bag simultaneously, and junked tire filling earth material particle diameter is relatively little, and it is the scleroid large particle diameter material that does not contain clay that zone line is filled earth material, fills the complete densification of vibrating;
(6). repeat (3)-operation (5), until that this layer of gabion box casing filled is complete, then carry out potting, carry out the fissure of displacement bond of lower one deck gabion box, to building till design altitude;
(7). at gabion arch upstream and downstream near zone throwing macrosome piece building stones, increase basic constraint, protect it to avoid washing away sapping.
10. the ecological flexible mud-rock flow of the gabion according to claim 9 arch construction method on dam of blocking, is characterized in that, increases and has following steps:
(8). the plantation of plant anchor pole is implanted in withy or vetiver in advance between the gap of ecology bag in work progress;
(9). arrange energy dissipating pier stud at the block upstream side on dam of the ecological flexible mud-rock flow of this gabion arch.
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Cited By (17)
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| CN104727266A (en) * | 2015-02-04 | 2015-06-24 | 中国科学院、水利部成都山地灾害与环境研究所 | Debris flow sediment transport control method suitable for broad valley type debris flow gully |
| CN105064291A (en) * | 2015-08-18 | 2015-11-18 | 水利部交通运输部国家能源局南京水利科学研究院 | Step sand-blocking dam ecosystem for reservoir desilting and sand prevention |
| CN105401559A (en) * | 2015-06-30 | 2016-03-16 | 罗雪睿 | Gentle slope fill dam for underwater irregular slope surface and construction method thereof |
| CN105672188A (en) * | 2016-01-12 | 2016-06-15 | 中国地质大学（武汉） | Debris flow ecological protection device capable of dissipating energy and conducting filtration |
| CN105862664A (en) * | 2016-03-08 | 2016-08-17 | 朱奎 | Water retaining dam |
| CN107178065A (en) * | 2017-07-05 | 2017-09-19 | 朱奎 | The construction method of checkdam |
| CN107245984A (en) * | 2017-07-05 | 2017-10-13 | 朱奎 | Checkdam structure |
| CN107794887A (en) * | 2017-12-16 | 2018-03-13 | 兰州理工大学 | A kind of mud-rock flow beneficial to ecological management is blocked structure and construction method |
| CN107858999A (en) * | 2017-12-14 | 2018-03-30 | 中国水利水电科学研究院 | Flexible anti-flood wall |
| CN107938613A (en) * | 2017-12-25 | 2018-04-20 | 浙江大学 | A kind of novel belt spring supporting mud-rock flow porotective wall and its construction method |
| CN108677999A (en) * | 2018-04-28 | 2018-10-19 | 江苏省交通工程集团有限公司 | A kind of Muddy Bottoms packeted soil barrier wall structure and construction method |
| CN109083109A (en) * | 2018-09-29 | 2018-12-25 | 吴帆 | It is a kind of multistage energy dissipating and infiltration mud-rock flow blocking dam and its method of construction |
| CN109083110A (en) * | 2018-09-29 | 2018-12-25 | 吴帆 | The mud-rock flow that streaming separation of solid and liquid is chosen in a kind of energy dissipating is blocked structure and its construction method |
| CN110468785A (en) * | 2019-09-12 | 2019-11-19 | 中国电建集团中南勘测设计研究院有限公司 | A kind of slag structure and slag method |
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| CN104532798A (en) * | 2014-12-26 | 2015-04-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Flexible debris retaining dam structure and construction method thereof |
| CN104727266A (en) * | 2015-02-04 | 2015-06-24 | 中国科学院、水利部成都山地灾害与环境研究所 | Debris flow sediment transport control method suitable for broad valley type debris flow gully |
| CN104727266B (en) * | 2015-02-04 | 2016-06-01 | 中国科学院、水利部成都山地灾害与环境研究所 | It is applicable to the rubble flow sediment transport control method of broad valley type debris flow valley |
| CN105401559A (en) * | 2015-06-30 | 2016-03-16 | 罗雪睿 | Gentle slope fill dam for underwater irregular slope surface and construction method thereof |
| CN105064291A (en) * | 2015-08-18 | 2015-11-18 | 水利部交通运输部国家能源局南京水利科学研究院 | Step sand-blocking dam ecosystem for reservoir desilting and sand prevention |
| CN105672188A (en) * | 2016-01-12 | 2016-06-15 | 中国地质大学（武汉） | Debris flow ecological protection device capable of dissipating energy and conducting filtration |
| CN105862664A (en) * | 2016-03-08 | 2016-08-17 | 朱奎 | Water retaining dam |
| CN105862664B (en) * | 2016-03-08 | 2017-11-10 | 朱奎 | Checkdam |
| CN107178065A (en) * | 2017-07-05 | 2017-09-19 | 朱奎 | The construction method of checkdam |
| CN107245984A (en) * | 2017-07-05 | 2017-10-13 | 朱奎 | Checkdam structure |
| CN107858999A (en) * | 2017-12-14 | 2018-03-30 | 中国水利水电科学研究院 | Flexible anti-flood wall |
| CN107794887A (en) * | 2017-12-16 | 2018-03-13 | 兰州理工大学 | A kind of mud-rock flow beneficial to ecological management is blocked structure and construction method |
| CN107938613A (en) * | 2017-12-25 | 2018-04-20 | 浙江大学 | A kind of novel belt spring supporting mud-rock flow porotective wall and its construction method |
| CN108677999A (en) * | 2018-04-28 | 2018-10-19 | 江苏省交通工程集团有限公司 | A kind of Muddy Bottoms packeted soil barrier wall structure and construction method |
| CN109083109A (en) * | 2018-09-29 | 2018-12-25 | 吴帆 | It is a kind of multistage energy dissipating and infiltration mud-rock flow blocking dam and its method of construction |
| CN109083110A (en) * | 2018-09-29 | 2018-12-25 | 吴帆 | The mud-rock flow that streaming separation of solid and liquid is chosen in a kind of energy dissipating is blocked structure and its construction method |
| CN110468785A (en) * | 2019-09-12 | 2019-11-19 | 中国电建集团中南勘测设计研究院有限公司 | A kind of slag structure and slag method |
| CN111305159A (en) * | 2020-03-05 | 2020-06-19 | 中钢集团马鞍山矿山研究总院股份有限公司 | Flexible permeable debris flow blocking dam |
| CN111441308A (en) * | 2020-03-05 | 2020-07-24 | 冯娟娟 | Gabion structure for reinforcing bank slope and using method thereof |
| CN111441308B (en) * | 2020-03-05 | 2021-08-03 | 冯娟娟 | Gabion structure for reinforcing bank slope and using method thereof |
| CN111305159B (en) * | 2020-03-05 | 2022-03-15 | 中钢集团马鞍山矿山研究总院股份有限公司 | Flexible permeable debris flow blocking dam |
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