CN214169092U - Facility for recovering vegetation with water retention and soil fixation on side slope wound surface - Google Patents

Abstract

The utility model discloses a facility for recovering slope wound water-retaining soil-fixing vegetation, which comprises a water storage ditch transversely built on the top of a slope, a permeable retaining wall transversely built on the foot of the slope, a drainage ditch built on the foot of the permeable retaining wall, an anchor rod, a geobelt and container seedlings; the anchor rods are respectively embedded in a row at the top and the bottom of the slope, and the container seedlings comprise planting containers and planting seedlings planted in the planting containers; binding the planting containers on the geotechnical belt to form a planting container string, fixing two ends of the planting container string on anchor rods which are arranged on the top of the slope and the bottom of the slope in a pairwise corresponding manner, and placing the planting containers in each row on the wound surface of the side slope; the gap between the planting containers is filled with waste cement-soil slurry or ecological concrete slurry, and after solidification, a water-retaining and soil-fixing vegetation recovery water-retaining sponge body is formed on the wound surface of the whole side slope. The utility model discloses can practice thrift engineering cost with reducing the construction degree of difficulty and construction risk, improve the water-retaining nature of vegetation restoration and maintenance in-process medium, improve the durability that side slope surface of a wound vegetation resumes.

Description

Facility for recovering vegetation with water retention and soil fixation on side slope wound surface

Technical Field

The utility model belongs to side slope surface of a wound vegetation recovery engineering field, in particular to side slope surface of a wound holds facility that water firms native vegetation and resumes.

Background

In the slope wound vegetation restoration project, the slope wound vegetation restoration is realized mainly by an external hanging method of firstly planting bars and hanging nets and then hydraulically spraying, such as net-hanging soil spraying, net-hanging base material spraying, net-hanging vegetation concrete spraying and the like. In some areas, the 'embedded' slope wound vegetation recovery planting mode is also planted on the slope wound by manual and mechanical drilling. The existing methods and technologies have some defects, such as large construction difficulty, high construction risk and construction cost, complex construction process, large water retention and water retention difficulty after wound vegetation restoration, difficult lasting maintenance mode, poor vegetation restoration durability, too thin vegetation matrix layer, incapability of growing shrubs, incapability of utilizing a large amount of engineering waste residue soil on site and the like, so that the phenomena of 'vegetation restoration in rainy season, barren vegetation in dry season and final vegetation death and bare light' often occur in the slope wound vegetation restoration.

Disclosure of Invention

The utility model aims to provide a facility that is used for side slope surface of a wound to hold water and solidify native vegetation to resume to current side slope surface of a wound vegetation recovery engineering technique not enough to reduce the construction degree of difficulty and construction risk, practice thrift engineering cost, improve the vegetation and resume and the maintenance in-process water-retaining property of medium, improve the durability that side slope surface of a wound vegetation resumes.

The invention is provided based on the subsidies of national science fund projects (No:51579167, 41977239), Sichuan key research fund projects (2020YFS0295) and Sichuan international scientific and technological innovation cooperation/Hongkong Australian scientific and technological innovation cooperation projects (2019YFH 0076).

The utility model provides a facility for recovering slope wound water-retaining soil-fixing vegetation, which comprises a water storage ditch transversely built on the top of a slope and used for rainwater drainage, grouting in the construction period and irrigation in the maintenance period, a permeable retaining wall transversely built on the toe of the slope, a drainage ditch built on the toe of the permeable retaining wall, an anchor rod, a geotechnical belt and container seedlings;

the anchor rods are respectively embedded in a row at the top of the slope and the toe of the slope, the anchor rods at the toe of the slope are embedded in the water-permeable retaining wall, the distance between the anchor rods is the row distance of the plants on the set wound surface to be subjected to vegetation restoration in a row along the direction of the slope, and the anchor rods at the top of the slope and the toe of the slope are in two-to-one correspondence to form a row; the container seedlings comprise planting containers and planting seedlings planted in the planting containers, the geotechnical belts are sequentially wound on the planting containers at equal intervals, and the planting containers are bound and fixed on the geotechnical belts by binding belts to form a plurality of planting container strings strung by the geotechnical belts; two ends of the planting container string are respectively fixed on anchor rods which are arranged in rows at the top of the slope and at the bottom of the slope in a pairwise correspondence manner, and the planting containers are placed on the slope surface to form a plurality of rows of planting containers which are arranged in parallel along the slope direction and are full of slope wound surfaces; the gaps between the planting containers on the side slope wound surfaces are filled with solidified waste cement soil slurry or ecological concrete slurry, the waste cement soil slurry or the ecological concrete slurry is combined with the container seedlings into a whole, and the whole side slope wound surfaces form solidified water storage sponges for recovering water-retaining soil-fixing vegetation.

The above technical scheme of the utility model, furtherly, two kinds of adjacent planting containers that plant on the container cluster are staggered on the elevation along the sloping.

The above technical scheme of the utility model, further, the toe barricade that permeates water adopts polyurethane solidification rubble, concrete, gabion or the dry stone preparation of permeating water, and the transversal isosceles trapezoid that personally submits of the barricade that permeates water, and face domatic side and slope to perpendicular to can jointly the stock of toe support the gliding power that the transmission got off on the side slope surface of a wound together.

The above technical scheme of the utility model in, furtherly, the cement soil thick liquid mixes the gained for abandonment dregs, water and cement according to the design mix proportion, ecological concrete thick liquid mixes the gained for coarse aggregate, water and cement according to the design and the mix proportion of trying to match affirmation.

The above technical scheme of the utility model in, furtherly, the thickness of abandoning sediment cement mortar or ecological concrete thick liquid and laying satisfies to cover and plants the container and does not influence the plant seedling growth, makes the whole slope surface of a wound form the retaining cavernosum of a solidification of retaining water firm soil vegetation recovery.

The above technical scheme of the utility model in, furtherly, the geotechnological area of several centimetres wide for fine and close meshbelt preparation can pass through the hole water delivery of meshbelt, has certain tensile strength again.

Among the above-mentioned technical scheme of the utility model, furtherly, fine and close meshbelt is first-selected nylon, dacron, polypropylene fibre.

In the above technical solution of the present invention, further, the planting container is a container seedling or planting bag planted with plants resistant to yin or yang; the planting container of the container seedling is a hard water-permeable and air-permeable container, and the planting bag is a non-woven bag filled with dense planting soil.

The utility model provides an above-mentioned facility obtains through following method construction:

(1) after the wound surfaces of the side slope to be vegetation-restored are leveled along the slope, a row of anchor rods are respectively embedded at the top of the slope and the foot of the slope, the distance between the anchor rods is the row distance of the plants on the wound surfaces of the side slope to be vegetation-restored along the slope direction, and the anchor rods at the top of the slope and the foot of the slope are in a row in a pairwise correspondence manner; meanwhile, a transverse water storage ditch (which is also used as a grouting ditch in a construction period, a rainfall intercepting drainage ditch and a maintenance period irrigation ditch) is excavated at the top of the slope, a transverse drainage ditch is excavated at the toe of the slope, and a gate type baffle is inserted at one side of the water storage ditch facing the slope surface to separate the water storage ditch from the slope surface;

(2) arranging the container seedlings into a line, winding the same geotechnical belt on the plant containers at equal intervals in sequence, binding and fixing the plant containers on the geotechnical belt by using a binding belt, and sleeving a hard cup on each container to protect the seedlings to form a plurality of plant container strings strung by the geotechnical belt; straightening the plant containers in a straight line, respectively fixing two ends of the plant containers on anchor rods which are arranged on the top of the slope and the bottom of the slope in a pairwise correspondence manner, and placing the plant containers on the geobelt on the slope surface in a homeotropic manner to form a plurality of rows of plant containers which are arranged in parallel along the slope direction to fill the surface of the wound of the slope; building a water-permeable retaining wall at the toe of the slope along the row direction of the anchor rods, and embedding the anchor rods and the geotechnical belts bound on the anchor rods into the water-permeable retaining wall;

(3) preparing and mixing waste slag cement-soil slurry or ecological concrete slurry, filling a slope top water storage ditch with the mixed slurry, taking down a baffle plate of the water storage ditch to enable the slurry to flow to a slope surface of a wound, controlling the flow rate, the flow velocity and the batch of the slurry to enable the slurry to flow from top to bottom, enabling the slurry to pass through empty blocks among containers, gradually depositing, solidifying and blocking the slurry from a slope foot to the slope top until the slope surface of the wound is covered and the empty blocks around each plant are filled, or uniformly laying the waste slag cement-soil slurry or ecological concrete slurry on the slope surface of the wound by adopting a manual laying or spraying mode by using a spraying machine; then the hard cup on the plant container is taken down to expose the plant seedlings.

In the step (2), the plant containers on the two adjacent plant container strings are arranged on the wound surface of the side slope in a staggered manner, and are preferably arranged in a triangular manner on the slope surface, so that when the slope top water storage ditch is grouted downwards along the slope surface, slurry flowing downwards along the slope is conveniently controlled and intercepted from the slope bottom to the slope top, and the container seedlings are gradually filled with the empty gear from bottom to top.

In the method, the slope toe permeable retaining wall is further made of polyurethane solidified macadam, permeable concrete, gabions or dry stones, the cross section of the permeable retaining wall is preferably isosceles trapezoid, and one side surface of the slope face is preferably perpendicular to the slope direction, so that the slope toe permeable retaining wall can be combined with an anchor rod of the slope toe to resist the gliding force transmitted from the wound surface of the slope.

In the method, the cement-soil slurry is obtained by mixing the waste residue soil, water and cement according to a designed mixing ratio, and the ecological concrete slurry is obtained by mixing coarse particles, water and cement according to a designed mixing ratio. Based on the experience of self-flowing construction, the proportion of each material is provided according to the fluidity required by the control and interception of slurry flowing down the downslope to gradually fill the neutral gear between container seedlings from bottom to top and the required viscosity force, cohesive force and internal friction angle. Meanwhile, the waste slag cement soil or ecological concrete formed after curing has large porosity, so that good water permeability and water storage property are maintained.

The method further comprises the step of paving the waste cement-soil slurry or the ecological concrete slurry to a thickness which can cover the plant container without influencing the growth of plant seedlings, so that the whole side slope wound surface forms a solidified water-storage sponge body for recovering the water-retaining soil-fixing vegetation.

In the method, further, in the step (2), one end of the plant container string is fixed on the slope bottom anchor rod for auxiliary limitation, and the plant container string is pulled from the slope toe to the slope top by utilizing slope top hoisting equipment or a vertical pulley to ensure that each row of plants is in a straight line along the slope direction until all rows of plants are arranged in parallel to cover the side slope wound surface.

In the method, further, in the step (3), the abandoned cement-soil slurry or the ecological concrete slurry is transported to the top of the slope by a movable sliding rod frame; manually poking off the cups on the movable rod sliding machine and collecting the slope toe.

In the method, further, in the step (2), the geotextile band is made of compact woven tape and is several centimeters wide, water can be conveyed through the holes of the woven tape, the geotextile band has certain tensile strength, and the geotextile band plays a role in reinforcing and adding water to solidified waste slag cement soil or ecological concrete for slope wound repair and is beneficial to plant growth. The compact woven belt is preferably made of materials such as nylon, terylene and polypropylene.

The method further comprises that the plant container is a container seedling or a planting bag planted with plants with sun resistance or shade resistance according to the north-south orientation of the side slope. The planting container of container seedling is the ventilative container of stereoplasm permeating water, plants the bag and fills closely knit planting soil for the non-woven bag to with the inseparable ligature of geotechnological area fixed, the guarantee can carry out the moisture exchange with cement soil on every side simultaneously.

In the method, the anchor rod is an anchor rod with the height and thickness meeting the fixing requirement of the plant container string and can be a small wood rod or a small metal rod.

Through the technical scheme of the utility model establish "anchor pull, lower fender" abandon sediment cement soil or ecological concrete side slope surface of a wound vegetation recovery engineering, abandon the geotechnological area of the parallel that has certain tensile strength that sediment cement soil or ecological concrete covered, both be the retaining structure that replaces hanging anchor reinforcing bar net, again be the slope top catch basin toward the solidification body that side slope surface of a wound vegetation resumes and supply with the facility of moisture. The grooves on the top of the slope intercept rainfall on the top of the slope during rainfall to reduce runoff scouring of the slope, and can collect the rainfall for later use or artificially inject water when the rainfall is not in use, and water is supplied to slope plants through the porous cement soil solidified body along the slope. The slope medium waste slag cement soil or ecological concrete has a macroporous structure, has water conductivity between that of a soil body and traditional concrete, has strong capillary water absorption capacity, porous water retention capacity, rainfall infiltration capacity and runoff erosion resistance capacity, can supply water for plants recovered from side slope wound surfaces for a long time, reduces labor cost of artificial irrigation, and saves water resources. Meanwhile, the plants help the surrounding solidified media to resist rainfall and slope runoff erosion, and redundant runoff is drained from the toe permeable retaining wall to the bottom drainage ditch. The whole structure is simple, the construction is simple and direct, the construction risk is low, the material consumption is low, and the wound surface repair is cheap and good.

Compare with the technique of the slope surface of a wound vegetation recovery of current various "outer hanging" and "embedded", the utility model discloses following beneficial effect has:

1. in the facility, the several centimetres wide geotechnological area of fine and close meshbelts preparation such as nylon, dacron, polypropylene fibre can pass through the hole water delivery of meshbelt, has certain tensile strength again, can say that to slope surface of a wound prosthetic solidification abandons sediment cement soil or ecological concrete and plays the effect of "not only adding muscle but also adding water", is favorable to vegetation, and reduces the maintenance degree of difficulty, has practiced thrift artifical maintenance cost. The tensioned geotextile replaces the traditional reinforcing mesh to prevent the slope from toppling or slipping and damaging, and the safety and the durability are good under the covering of the waste cement soil or ecological concrete and vegetation, so that the maintenance system and the retaining structure are integrated, the construction is simple and easy, and the material cost is saved.

2. The utility model discloses the facility adopts "anchor pull, lower fender" abandon sediment cement soil or ecological concrete vegetation recovery side slope surface of a wound method, has saved the technology that must erect the scaffold in domatic in the technique of "outer hanging" or "embedded" side slope surface of a wound vegetation recovery and has beaten stock or trompil, has practiced thrift material and cost of labor, has reduced the construction degree of difficulty. The construction method for forming the solidified surface layer by utilizing and controlling the slurry to flow and slide along the slope surface from the top of the slope replaces a spraying process, a scaffold does not need to be erected and high-altitude operation is not needed, and the construction risk and cost are reduced.

3. In the facility, the dregs cement soil of abandoning that slope surface of a wound vegetation was restoreed usefulness can the on-the-spot mudstone of make full use of, the dregs soil is abandoned to sandstone etc., it plays the cementitious action to stir a small amount of cement, make the mixture have certain solidification strength after the slope surface of a wound is hardened and congealed, make the sponge body that the water retention of whole slope surface of a wound formation solidification was permeated water, prevent the washing away of rainfall splash power and domatic runoff and destroy, whole dregs cement soil surface course of abandoning permeates water again and breathes freely, basicity is also less, do benefit to the grass-filling vegetation root system and can grow up in abandoning dregs cement soil.

4. The utility model relates to a rationally, simple process, construction simple and direct, convenient operation, material and low in labor cost, liquid manure maintenance are easy, easily promote, can be used for the quick vegetation of side slope surface of a wound to resume and exert long-term ecological environment benefit.

Drawings

Fig. 1 is a top view of an embodiment of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of the invention.

Fig. 3 is a schematic diagram (a is a side view, and b is a top view) of binding after the geotextile strip is wound around the water-permeable and breathable container in the embodiment of the present invention.

FIG. 4 is a schematic view of the temporary plant seedling protection during the construction period when the slurry slides along the slope from the top of the slope.

FIG. 5 is a schematic diagram of the construction steps of the embodiment of the present invention in which slurry gradually slides along the slope from the top of the slope to form a solidified surface layer.

In the figure, 1-water storage ditch, 1-waste slag cement soil slurry or ecological concrete slurry, 1-2-gate type baffle, 2-1-slope roof, 2-slope body, 3-anchor rod, 4-permeable retaining wall, 5-water drainage ditch, 6-geobelt, 7-planting container (or planting bag), 8-planting seedling (shrub or herb), 9-hard cup and 10-binding belt.

Detailed Description

The method of the present invention is further described below by way of specific embodiments. The following embodiment is merely an embodiment of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without any creative effort belong to the protection scope of the present patent.

Example 1

The facility for recovering the side slope wound water-retaining soil-fixing vegetation comprises a water storage ditch 1 which is transversely built on a slope top 2-1 and used for rainfall interception and drainage, grouting in a construction period, slurry storage in a maintenance period and water irrigation in a maintenance period, a permeable retaining wall 4 transversely built on a slope toe, a drainage ditch 5 built on a permeable retaining wall toe, an anchor rod 3, a geotechnical belt 6 and container seedlings.

The anchor rods are respectively embedded in a row at the top of the slope and the toe of the slope, the anchor rods at the toe of the slope are embedded in the water-permeable retaining wall, the distance between the anchor rods is the row distance of the plants on the set wound surface to be subjected to vegetation restoration in a row along the direction of the slope, and the anchor rods at the top of the slope and the toe of the slope are in two-to-one correspondence to form a row; the container seedlings comprise planting containers 7 and planting seedlings 8 planted in the planting containers, the geobelt is sequentially wound on the planting containers at equal intervals, and the planting containers are bound and fixed on the geobelt by binding belts 10 to form a plurality of planting container strings strung by the geobelt; two ends of the planting container strings are respectively fixed on anchor rods which are arranged on the top of the slope and the bottom of the slope in a pairwise correspondence manner and are tensioned in a row along the slope direction, the planting containers are placed on the slope surface to form a plurality of rows of planting containers arranged in parallel along the slope direction to fill the surface of a wound of the slope, the planting containers on two adjacent planting container strings are staggered in the elevation along the slope direction, and the slope surface is preferably triangular. And gaps among the planting containers on the wound surfaces of the side slopes are filled with the solidified waste cement soil slurry 1-1, the solidified waste cement soil slurry and the container seedlings are combined into a whole, and the wound surfaces of the whole side slopes form solidified water-storage sponges for recovering water-retaining soil-fixing vegetation.

The slope toe water-permeable retaining wall is made of polyurethane solidified macadam, water-permeable concrete, a gabion or dry masonry, the cross section of the water-permeable retaining wall is in an isosceles trapezoid shape, and one side surface of the slope face is perpendicular to the slope direction, so that the water-permeable retaining wall can support the downward sliding force transmitted from the wound surface of the slope together with an anchor rod of the slope toe. The cement-soil slurry is prepared by mixing waste residue soil, water and cement according to a designed mixing proportion. The thickness of the waste cement soil slurry meets the requirement of covering a planting container without influencing the growth of plant seedlings, so that the whole side slope wound surface forms a solidified water storage sponge body for water-retaining soil-fixing vegetation recovery.

The geotextile belt is made of compact nylon woven belts and is several centimeters wide, water can be conveyed through the holes of the woven belts, and the geotextile belt has certain tensile strength. The planting container is a container seedling or a planting bag planted with plants with yin tolerance or yang tolerance; the planting container of the container seedling is a hard water-permeable and air-permeable container, and the planting bag is a non-woven bag filled with dense planting soil.

The facility is obtained by the following construction method:

(1) leveling slope wound surfaces along the direction from the top of the slope to the bottom of the slope, respectively embedding a row of anchor rods 3 at the top of the slope 2-1 and at the bottom of the slope according to the plant row spacing for recovering the designed slope wound surface vegetation, and enabling every two anchor rods at the top of the slope and the bottom of the slope to correspond to one row; meanwhile, a transverse water storage ditch 1 (which is a construction grouting ditch or a drainage cut-off ditch) is excavated at the top of the slope, a transverse drainage ditch 5 is excavated at the toe of the slope, and a gate type baffle 1-2 is inserted at one side of the slope surface of the water storage ditch to separate the water storage ditch from the slope surface.

(2) On the slope bottom ground, according to the plant row spacing (namely the plant spacing of each row of plants) recovered by the side slope wound vegetation, sequentially winding the same geotechnical belt 6 at equal intervals around the middle part or the lower part of each planting container for a circle, then tensioning, binding and fixing the plant containers on the geotechnical belt by using a binding belt 10, then gathering the plants (seedlings) 8, and covering the hard cup 9 on each container for protecting the seedlings to form a plurality of plant container strings strung by the geotechnical belt; taking an anchor rod corresponding to each row of the slope bottom as auxiliary limitation, binding and fixing one end of a plant container string on the anchor rod, pulling each corresponding row of plant container string from the slope toe to the slope top by utilizing slope top hoisting equipment or a vertical pulley, straightening the plant container string into a straight line, fixing the other end of the plant container string on the anchor rod corresponding to the slope top, ensuring that each row of plant is in a straight line between the anchor rods at two ends of the slope bottom of the slope top, placing the plant containers on the geotechnical belt on the slope surface in a homeotropic manner, and arranging the plant containers on the slope surface in parallel; when the plant containers are strung up by the geotechnical belt, the plant containers on two adjacent rows of plant container strings are guaranteed to be staggered on the wound surface of the side slope, and are preferably arranged in a triangular shape on the slope surface, so that slurry flowing down the slope is conveniently controlled and intercepted from the slope bottom to the slope top to gradually fill the empty barriers between the container seedlings from bottom to top during the downward grouting construction of the water storage ditch along the slope surface on the slope top.

And (3) building the permeable retaining wall by using polyurethane solidified macadam along the row direction of the anchor rod at the slope toe, embedding the geotechnical belt bound on the anchor rod and the anchor rod into the permeable retaining wall, wherein the transverse section of the permeable retaining wall is isosceles trapezoid, and one side surface facing the slope surface is vertical to the slope direction, so that the anchor rod of the slope toe can be combined to support the gliding force transmitted from the surface of the wound of the side slope.

(3) Waste residue soil, water and cement are mixed according to the design and mixed with 1-1 of waste residue cement soil slurry. Based on the self-flowing construction experience, the proportion of each material is determined according to the fluidity required by the control and interception of slurry flowing down the downslope to enable the slurry to gradually fill the neutral gear between container seedlings from bottom to top and the required viscous force, cohesive force and internal friction angle. Filling the mixed slurry into a slope top water storage ditch, taking down a baffle plate of the water storage ditch to enable the slurry to flow to a side slope wound surface, enabling the slurry to pass through a gap between every two containers when the slurry flows from top to bottom until the side slope wound surface is covered and all the plant peripheral gaps are filled, and laying thickness of the waste cement soil slurry meets the requirement of covering plant containers without influencing plant seedling growth, so that the whole side slope wound surface forms a hardened water storage sponge body for water retention and soil fixation vegetation recovery; then manually pulling out the cups on the movable sliding rod rack and collecting the cups to the slope bottom to expose the plant seedlings.

Claims (6)

1. A facility for recovering side slope wound water-retaining soil-fixing vegetation is characterized by comprising a water storage ditch (1) which is transversely built on a slope top (2-1) and is used for rainwater interception and drainage, grouting in a construction period and irrigation in a maintenance period, a permeable retaining wall (4) transversely built on a slope toe, a drainage ditch (5) built on the wall toe of the permeable retaining wall, an anchor rod (3), a geobelt (6) and container seedlings;

the anchor rods are respectively embedded in a row at the top of the slope and the toe of the slope, the anchor rods at the toe of the slope are embedded in the water-permeable retaining wall, the distance between the anchor rods is the row distance of the plants on the set wound surface to be subjected to vegetation restoration in a row along the direction of the slope, and the anchor rods at the top of the slope and the toe of the slope are in two-to-one correspondence to form a row; the container seedlings comprise planting containers (7) and planting seedlings (8) planted in the planting containers, the geotechnical belts are sequentially wound on the planting containers at equal intervals, and the planting containers are bound and fixed on the geotechnical belts by binding belts (10) to form a plurality of planting container strings strung up by the geotechnical belts; two ends of the planting container string are respectively fixed on anchor rods which are arranged in rows at the top of the slope and at the bottom of the slope in a pairwise correspondence manner, and the planting containers are placed on the slope surface to form a plurality of rows of planting containers which are arranged in parallel along the slope direction and are full of slope wound surfaces; gaps among the planting containers on the side slope wound surfaces are filled with solidified waste cement soil slurry or ecological concrete slurry (1-1) and combined with container seedlings into a whole, and the whole side slope wound surfaces form solidified water storage sponges for recovering water-retaining soil-fixing vegetation.

2. The facility according to claim 1, wherein the planting containers on the two adjacent strings of planting containers are staggered in elevation along the slope.

3. The facility according to claim 1, wherein the toe permeable retaining wall is made of polyurethane solidified macadam, permeable concrete, gabion or dry masonry, the cross section of the permeable retaining wall is isosceles trapezoid, and one side surface of the slope surface is perpendicular to the slope direction, so that the toe permeable retaining wall can be combined with the anchor rod of the toe to resist the gliding force transmitted from the wound surface of the slope.

4. The apparatus of claim 1, wherein the geotextile is a geotextile made of dense woven fabric.

5. The apparatus as claimed in claim 4, wherein the dense webbing is preferably nylon, dacron, polypropylene.

6. The facility according to claim 1, wherein the planting container is a container seedling or planting bag planted with a plant resistant to yin or yang; the planting container of the container seedling is a hard water-permeable and air-permeable container, and the planting bag is a non-woven bag filled with dense planting soil.

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