KR100525641B1 - Environmental restoration techniques by nonwoven geotextile vegetation soil-bags - Google Patents

Abstract

The construction of concrete retaining walls, gebion retaining walls, block retaining walls, stone blocks, concrete blocks, and gabions has been mainly used for the purpose of slope stability and dimensional stability when constructing road cut soil slopes or river embankments. Were irrelevant methods. Recently, as the importance of environmental preservation and ecosystem restoration has emerged, new eco-friendly construction methods and various materials have been requested in consideration of site characteristics.

Therefore, the present invention using a polyester non-fiber sachet fabric produced in the form of a bag so that the earth-filled soil is not leaked to the outside using a polyester long-fiber nonwoven fabric (geotextile for civil engineering) and the seeds attached to the front A nonwoven vegetation with seed, characterized in that it replaces the existing retaining wall structure or the river structure by using the structure formed by inserting the inside of the reinforcement frame such as the gebion wire mesh, the wooden frame, the steel frame, and filling the soil with the filling material. Environmental restoration method using turret. The excellent durability of seed nonwoven vegetation sacks and the filled soils are not leaked to the outside, so they are structurally stable and easy to construct by utilizing the soils generated in the field. It is an eco-friendly restoration method in which vegetation is active.

Description

ENVIRONMENTAL RESTORATION TECHNIQUES BY NONWOVEN GEOTEXTILE VEGETATION SOIL-BAGS}

In the meantime, we have mainly used structures such as concrete retaining wall, gebion retaining wall, block retaining wall, stonework, concrete block, and gabion for slope stability and dimensional stability when repairing road cut soil or river embankment. Were irrelevant methods. That is, there has been a problem that the ecosystem is destroyed because there is no space (HABITAT) that the vegetation can stick to. The existing gabion method and gebion retaining wall stone filling, which have been frequently used in rapid river sections where durability and flexibility are concerned, cause the destruction of aquatic ecosystems by indiscriminately collecting the stones on the riverbed and prevent the vegetation from sticking. there was. As the importance of environmental conservation is emphasized in recent years, the government is actively encouraging nature-friendly methods for environmental conservation and ecosystem restoration. The nature-friendly method is specifically intended to preserve the ecosystem by allowing vegetation to live as much as possible for the living of fish and animals. Therefore, in line with these trends, there is an urgent need for development of environment-friendly and stable construction methods and various materials.

The present invention is an environmentally-friendly restoration method to replace the existing concrete retaining wall, gebion retaining wall, block type retaining wall, stonework, concrete block, gabion, etc., which have been frequently used during road cut soil slope or river embankment maintenance work. That is, it is ecological due to structural stability characteristics and vegetation spontaneity such as durability and flexure to scour. Landscape characteristics. The technical task is to develop a finished construction method suitable for the site such as characteristics according to construction, which is a feature of the present invention for preventing morphing deformation and structural stability of seed non-woven vegetation sacks, which are features of the present invention. It can be achieved by using specially prepared seeded nonwoven vegetation sachets to hold). That is, the vegetation base is formed by using the seed nonwoven vegetation sacks of the present invention so as to contain the soil (土石) generated in the field inside the reinforcement mold, and the seeds are attached to the nonwoven vegetation sacks so that the vegetation is early without seeding. To make it possible to In addition, the excellent durability of the seed non-woven vegetation sachets and the filling is not structurally stable because it does not leak to the outside. It is easy to install and saves construction cost by not using a separate filling stone by utilizing the soil (土石) generated in the field. When the method of the present invention is applied to the river bank maintenance and road cut soil slope stabilization method secures dimensional stability and ecosystem conservation. Secure hydrophilicity. It can be said that the significance is very significant because it can perform the important function of nature-friendly landscape creation.

Environmental restoration method using the seed non-woven vegetation bag of the present invention is to replace the existing concrete retaining wall, gebion retaining wall, block type retaining wall, stonework, concrete block, gabion, etc. that have been used a lot during the road cut soil slope or river embankment maintenance work As an eco-friendly restoration method, it is made by using a nonwoven vegetation bag with seeds specially manufactured to contain earth (석 石) inside the reinforcement mold. To describe this in detail, the reinforcement frame is a gabion mesh (10-1), mattress-shaped mesh (10-2), wooden frame, steel frame, concrete frame to prevent the shape deformation and structural stability of the non-woven vegetation bag with seed Use any one of the plastic molds. After inserting the nonwoven weaving bag with seed inside the reinforcing mold, the gebion structure is formed by embedding the soil of the site on the nonwoven weaving bag, and the layer is stacked on the basis of stepped layer so that the foundation of the cut soil slope A river bank embankment is formed, or the gebion structure is laid horizontally on the floor to be installed continuously to form a stabilized soil slope or a river bank slope. The seed nonwoven fabric sachet is a container bag type nonwoven fabric sachet with seed (20-1), mattress-type nonwoven fabric sachet (20-2), box type seed nonwoven sachet (20-3), cap type seeds Any one of the attached nonwoven fabric sacks 30-1 and the bag-shaped nonwoven fabric sacks 30-2 is used, or a combination thereof is used.

In the composition method, various applications are possible depending on the site conditions. For example, the river width is narrow as illustrated in FIG. In the case of the retaining wall-type gebion wire mesh 10-1 of Figure 4, the container-shaped seed nonwoven vegetation sacks (20-1) after filling the soil (발생한 石) generated in the field by filling the retaining wall type gebion structure It can be formed by forming a layer and the gebion structure by cascading the layered layer stacked up.

Second, as illustrated in FIG. 2, the width of the river is wide and the levee slopes of the middle and middle sections are gently formed in a ratio of 1: 1.5-2.0 or in the case of the road fill slope, the inside of the mattress-shaped mesh 10-2 of FIG. 6. Insert a mattress-type nonwoven vegetation sachet (20-2) or two box-shaped nonwoven vegetation sacks (20-3) and fill the nonwoven vegetation sachets with soil from the field to make the gabion mattress structure. The gebion mattress structure can be formed by spreading horizontally and horizontally on the bottom of the road slope and river bank slope.

Third, as shown in FIG. 3, a non-woven vegetation sachet 20-1 attached to the inside of the wire mesh 10-1 is filled, and then the soil is generated from the field to form a gebion structure. After stacking them in a step-by-step height at a height of 1 to 2 steps, the grid block 100 of FIG. 10 is installed on the bottom surface of the upper surface of the gabion structure, and the grid is filled with the soil in the cap type nonwoven vegetation bag 30-1 of FIG. 8. It can form by inserting into the empty space in (100). Cap-type seed nonwoven vegetation bag (30-1) is used as a filling material of the empty space of the grid block (100) to facilitate the eating habits and prevent the loss of soil. After filling the bag-shaped nonwoven vegetation bag (30-2) with the soil of Fig. 9 by forming in a continuous manner in the transverse direction to the top end of the embankment slope and the top end slope of the road embankment embankment or road dirt Do not lose it.

In the above-described composition method is not limited to the above embodiment, if the non-woven vegetation sachets of the present invention using the structure and the structure filled with the soil filling material of the present invention is naturally within the claims.

When filling the nonwoven vegetation bag with seed, it should be compacted with a small compactor. It is possible to selectively fill the mandrel instead of the soil in consideration of the structural stability of the site in sections with high water pressure or constant flooding section on the rear surface.

Seed attached nonwoven vegetation sacks are polyester long fiber nonwoven fabric 40 as shown in Figure 4, 5, 6, 7, 8, and 9. PET non-woven mesh (50) and high strength PET net mesh (60). Velcro tape (aka: beetle) (70). Drawstring (80). It consists of a seed 90. As a material of the component, the polyester long fiber nonwoven fabric 40 is a geotextile (GEOTEXTILE) for civil engineering with excellent mechanical strength and weather resistance. Seal. High tear strength and weather resistance. It has good abrasion resistance and excellent inter-fiber support, so there is almost no change in deformation and physical properties even after long-term installation. In addition, the polyester filament is continuously laminated to have a good water permeability in the vertical and horizontal directions, showing excellent drainage effect and soil filter effect. PET non-woven mesh 50 is woven in the shape of a polyester filament filament (FILAMENT) in the shape of a web net shape as shown in Figure 7 to allow the germinated seeds to penetrate and also block the outflow of the fine grain particles to the outside It is specially formulated to make seeds functional and promotes seed protection and germination with functional moisturizing effect and heat insulation effect from sunlight.

Natural jute fiber woven with natural jute extract fiber or natural palm bark may be used instead of the PET non-woven mesh 50, and will naturally fall within the scope of the claims if the above-described structural characteristics are maintained.

PET net mesh 60 is made of less than 1MM of mesh eyes so as to prevent the outflow of soil filled inside the nonwoven vegetation sacks to the outside, and the germinated seeds to be rooted in the nonwoven vegetation sacks and to increase the strength by coating PVC Polyester netting is used. Between the middle of the PET nonwoven mesh 50 and the high-strength PET netting 60 is a seed 90 mixed with a large amount of both grass seeds for early greening in the short term and a lot of local vegetation seeds for long-term vegetation in the long term. The vegetation was able to grow without any sowing or planting. The native vegetation seeds for the four sides vegetation uses angocho, non-recovery, Nyacho, reeds, silver grass, moon root grass, sesame, etc. to promote the binding force between the soil and the soil particles of the earth used as a filling material. Soil in the gebion structure is a good vegetation base layer so that the germinated seeds can continue to stick, and the bond strength of the roots improves the bond in the long term. If necessary, additional reservoirs may be inserted into the gebion structure in reservoirs in contact with water.

Referring to the structure of the seed nonwoven fabric sacks 20-1, 20-2, 20-3, 30-1, 30-2 in detail, first, the container bag type seed nonwoven fabric sacks 20-1 of FIG. It is a container bag form, the front side is a dual structure of PET nonwoven mesh 50 and high-strength PET net mesh 60, and a plurality of partitions are formed by attaching double-sided tapes at intervals of about 20 cm between the middle thereof and each inside thereof. By inserting the seeds 90 is prepared to prevent the seed from being pulled to either side. The nonwoven vegetation side and bottom are composed of a polyester long fiber nonwoven fabric 40. The nonwoven weaving bag 20-1 has a height of 1.5M and is 0.5M larger than the height of 1M of the gebion wire mesh (10-1). It is manufactured to prevent the loss of filling soil.

The mattress-type nonwoven vegetation sachet 20-2 of FIG. 5 has a double structure of a PET nonwoven mesh 50 and a high-strength PET net mesh 60 as a mattress shape, and is double-sided at an interval of about 20 cm between the middle thereof. The tape is attached to form a plurality of partitions, and the seeds 90 are inserted into the inside thereof, respectively, so as to prevent the seeds from being pulled to either side. Side and bottom of the non-woven vegetation sacks are composed of a polyester long fiber nonwoven fabric (40). After filling the soil, the top surface of the nonwoven fabric sachet is covered like a lid, and the male and female Velcro tapes (aka: whip) (70) on the outer edge of the back side of the PET net mesh (60) and the outer edge of the polyester long fiber nonwoven fabric (40) side top, respectively. Is attached so that they are in close contact with each other to prevent the internal soil from being lost to the outside.

Box-shaped nonwoven vegetation sacks (20-3) of Figure 6 is in the form of a rectangular box, the upper surface is a dual structure of the PET nonwoven mesh 50 and the high-strength PET net mesh 60, at intervals of about 20 cm between the middle thereof. The double-sided tape is attached to form a plurality of partitions, and each of the seeds 90 is inserted in the inside thereof, thereby preventing the seeds from being pulled to either side. Side and bottom of the non-woven vegetation sacks are composed of a polyester long fiber nonwoven fabric (40). The top and side edges are manufactured by attaching a fastening strap for tightening after filling.

Cap type seed nonwoven vegetation sacks 30-1 of Figure 8 is in the form of a cap-shaped upper surface of the PET non-woven mesh 50 and the high-strength PET net mesh 60 of the double structure, between about 20cm interval between The double-sided tape is attached to form a plurality of partitions, and each of the seeds 90 is inserted in the inside thereof, thereby preventing the seeds from being pulled to either side. The side is composed of a polyester long fiber nonwoven fabric 40. Tie string 80 for tightening after filling the soil is attached to the bottom side is manufactured.

The bag-shaped nonwoven vegetation bag 30-2 of FIG. 9 has a long shape of a bag and has a double structure of a PET nonwoven mesh 50 and a high-strength PET net mesh 60 in the form of a long bag, and between them is about 20 cm. By attaching the double-sided tape at intervals to form a plurality of partitions and inserting each of the seeds 90 therein to prevent the seed from being pulled to either side. The bottom is composed of a polyester long fiber nonwoven fabric (40). It is manufactured by attaching a string 80 for tightening after filling the soil.

The present invention puts the nonwoven fabric sacks attached to the seeds inside the reinforcement frame, and then put the soil on the site to form a gebion structure, and the layer of the gebion structure stacked step by step stacked on the basis of the cut soil slope (B) A river bank slope or a river bank slope was stabilized by spreading the gebion structure horizontally and continuously on the bottom of the slope. As the seeds are attached to the nonwoven vegetation sacks, the vegetation is active without any sowing or planting, so it is eco-friendly and the ecosystem can be restored, and the soil in the gebion structure is a good vegetation base so that the germinated seeds can continuously stick. The bond strength of the roots makes the structure more robust in the long run. In addition, due to the excellent durability and excellent flexibility of seed non-woven vegetation sacks, it can be applied to eco-friendly structures such as small rivers and roads with severe foundations and irregular foundation soils. The cost of materials is reduced and the construction cost is reduced because construction is easy because no filler stones are needed. The method of the present invention can be usefully used for emergency repair work such as landslides and road slope collapses collapsed due to heavy rains as well as river embankments and road cut soil slopes.

1 is an exemplary view of forming a container bag form seed nonwoven vegetation sachet 20-1 of the present invention on a steep slope (1: 0.3-0.5)

Figure 2 is an exemplary view of forming a mattress-type seed nonwoven vegetation sacks 20-2 or box-shaped seed nonwoven vegetation sacks 20-3 of the present invention on the mild slope (1: 1.5-2.0)

Figure 3 is a container bag-shaped seed nonwoven vegetation sacks 20-1 of the present invention on the base of the steep slope, lattice block 100 and the seeded nonwoven vegetation sacks 30-1, 30-2 of the present invention on the mild slope Example showing an example of forming

Figure 4 is a perspective view of the retaining wall-type gabion mesh 10-1 and the container bag type seed nonwoven vegetation sacks 20-1 of the present invention

Figure 5 is a perspective view of the mattress-type seed nonwoven vegetation sacks 20-2 of the present invention

Figure 6 is a perspective view of the mattress-shaped mesh 10-2 and the box-shaped seed nonwoven vegetation sacks 20-3 of the present invention

7 is a structural diagram showing a dual structure of the PET nonwoven mesh 50 and the high-strength PET net mesh 60

Figure 8 is a perspective view of the cap type seed nonwoven vegetation bag 30-1 of the present invention

9 is a perspective view of the bag type seed nonwoven vegetation sachet 30-2 of the present invention

10 is a perspective view of the grid block 100

(Symbol explanation of drawing)

10-1: retaining wall type Gabion mesh, 10-2: mattress type mesh

20-1: Non-woven bag with seed in container bag, 20-2: Non-woven bag with mattress type,

20-3: Non-woven cloth bag with seed seeds, 30-1: Non-woven cloth bag with cap seeds, 30-2: Nonwoven cloth bag with bag seeds, 40: Polyester long fiber nonwoven fabric, 50: PET non-woven mesh, 60 : PET net mesh, 70: Velcro tape (aka: whip), 80: string, 90: seed, 100: grid block.

Claims (12)

delete delete delete delete delete delete In constructing road cut soil slopes or river embankments or restoring the site, the existing concrete retaining wall is made by inserting the nonwoven vegetation bag with seed into the reinforcement frame and filling the soil with filler. Replaces gebion retaining wall, block retaining wall, stonework, concrete block, gabion, etc. The seed non-woven vegetation sacks are polyester long fiber nonwoven fabric 40, mesh 50 for eating habits and high-strength PET net mesh (60), Velcro tape (aka: whip) (70), string (80), seeds ( 90); As the material of the component, the polyester long fiber nonwoven fabric 40 is made of geotextile (GEOTEXTILE) for civil engineering with excellent mechanical strength and weather resistance; The mesh 50 for eating habits is made of specially made polyester long fiber filament in the shape of a coarse net of web tissue to allow the germinated seeds to penetrate through and block outflow of the microparticles to the outside. PET nonwoven mesh, jute fiber mesh, palm hull fiber mesh; High-strength PET net mesh 60 is used to prevent the soil filled in the nonwoven fabric sacks outflowing to the outside, and the PVC coated high-strength polyester mesh net made of 1MM or less so that the germinated seeds are rooted in the nonwoven fabric sacks. ; Seed 90 is an environmental restoration method using a non-woven vegetation bag with seeds, characterized in that a mixture of a plurality of grass grass seeds and a number of local vegetation seeds for early greening. In constructing road cut soil slopes or river embankments or restoring the site, the existing concrete retaining wall is made by inserting the nonwoven vegetation bag with seed into the reinforcement frame and filling the soil with filler. Replaces gebion retaining wall, block retaining wall, stonework, concrete block, gabion, etc. The seed nonwoven fabric sachet is seeded nonwoven fabric sachet (20-1) in the form of a container bag has a dual structure of the mesh 50 and the high-strength PET net mesh 60 in the front; Attaching double-sided tapes at intervals of about 20 cm between the middles thereof to form a plurality of partitions, and inserting the seeds 90 into the inside thereof to prevent seed from being pulled to either side; The side, back and bottom are made of polyester long fiber nonwoven 40; Environmental restoration method using a seed non-woven vegetation sachets, characterized in that the container bag is produced. In constructing road cut soil slopes or river embankments or restoring the site, the existing concrete retaining wall is made by inserting the nonwoven vegetation bag with seed into the reinforcement frame and filling the soil with filler. Replaces gebion retaining wall, block retaining wall, stonework, concrete block, gabion, etc. The seed non-woven vegetation sacks are mattress-type non-woven sachets (20-2), the upper surface is a double structure of the mesh 50 and the high-strength PET net mesh (60); Attaching double-sided tapes at intervals of about 20 cm between the middles thereof to form a plurality of partitions, and inserting the seeds 90 into the inside thereof to prevent seed from being pulled to either side; The side and bottom are made of polyester long fiber nonwoven 40; The outer edge of the back side of the PET net mesh 60 and the outer edge of the polyester long fiber nonwoven fabric 40 side are attached with male and female velcro tapes (aka: lashing) 70 so that they are in close contact with each other. Block the outflow of charged soil; Environmental restoration method using a nonwoven vegetation bag with seeds, characterized in that the mattress is manufactured. In constructing road cut soil slopes or river embankments or restoring the site, the existing concrete retaining wall is made by inserting the nonwoven vegetation bag with seed into the reinforcement frame and filling the soil with filler. Replaces gebion retaining wall, block retaining wall, stonework, concrete block, gabion, etc. The seed nonwoven fabric sachet is a box-shaped nonwoven fabric sachet (20-3) has a double structure of the upper surface of the mesh 50 and the high-strength PET net mesh 60; Attaching double-sided tapes at intervals of about 20 cm between the middles thereof to form a plurality of partitions, and inserting the seeds 90 into the inside thereof to prevent seed from being pulled to either side; The side and bottom are made of polyester long fiber nonwoven 40; Tightening strap 80 is attached for tightening after filling the soil; Environmental restoration method using a seed non-woven vegetation sachets, characterized in that the rectangular box is manufactured. In constructing road cut soil slopes or river embankments or restoring the site, the existing concrete retaining wall is made by inserting the nonwoven vegetation bag with seed into the reinforcement frame and filling the soil with filler. Replaces gebion retaining wall, block retaining wall, stonework, concrete block, gabion, etc. The seed nonwoven fabric sachet is a cap-type nonwoven fabric sachet 30-1 with a double structure of the upper surface of the mesh 50 and the high-strength PET net mesh 60; Attaching double-sided tapes at intervals of about 20 cm between the middles thereof to form a plurality of partitions, and inserting the seeds 90 into the inside thereof to prevent seed from being pulled to either side; The side is composed of a polyester long fiber nonwoven fabric 40; Tightening strap 80 is attached for tightening after filling the soil; Environmental restoration method using a seed non-woven vegetation sachets characterized in that the cap is manufactured in the form of. In constructing road cut soil slopes or river embankments or restoring the site, the existing concrete retaining wall is made by inserting the nonwoven vegetation bag with seed into the reinforcement frame and filling the soil with filler. Replaces gebion retaining wall, block retaining wall, stonework, concrete block, gabion, etc. The seed nonwoven fabric sachet is a bag-shaped nonwoven fabric sachet (30-2), the upper surface is a double structure of the mesh 50 and the high-strength PET net mesh (60); Attaching double-sided tapes at intervals of about 20 cm between the middles thereof to form a plurality of partitions, and inserting the seeds 90 into the inside thereof to prevent seed from being pulled to either side; The underside is composed of a polyester long fiber nonwoven fabric 40; Tightening strap 80 is attached for tightening after filling the soil; Environmental restoration method using a non-woven vegetation bag with seeds, characterized in that it is manufactured in the form of a bag.