KR100813236B1 - The structure for a slope reinforcement and eco slope reinforcement method - Google Patents

Abstract

A structure for slope reinforcement and an environment-friendly slope reinforcement method using the structure are provided to prevent the loss of soil and the breaking of a slope effectively by increasing stability of a structure and to supply an advantageous view to an ecosystem. A structure for slope reinforcement is installed to a cutting slope or a banking slope for protecting and reinforcing a slope, and composed of plural ring-shaped unit frames(10), and forms(20) coupled with the unit frames. The unit frame is provided with projections(12) and grooves(14) to connect with adjacent unit frames at regular intervals, wherein a groove(120) is formed in the middle of the projection to arrange a tension member(15) such as a reinforcing bar, a steel wire, a wire mesh, etc. to supply tensile force to a concrete structure when placing concrete to form a structure, a concrete placing space(30) is formed between the form located in each unit frame and the adjacent form to place concrete to form a concrete structure for slope stabilization, and a fixture(50) is extended from each unit frame to be exposed upward to a concrete road surface and attached with a retentive net to support soil load and to prevent soil from sliding in the direction of gravity and an elastic member(55) having elastic restoring force to connect with a cover net to press down vegetation soil in the direction of the slope. An environment-friendly slope reinforcement method using a structure for slope reinforcement comprises the steps of: installing a single structure formed by assembling a form and a fixture to each unit frame on a slope on which foundation concrete(1) is placed and geotextile is spread; connecting unit frames at regular intervals by connecting a projection of each unit frame to a groove of an adjacent unit frame, and arranging a tension member to a groove formed in the center of the projection; covering an opening of the form installed on the slope with a cover and placing concrete in a concrete placing space formed between the forms; after hardening the concrete, stripping off the forms from a concrete structure and securing a space; filling up the space with fillers such as soil or gravel; paving vegetation soil on the concrete structure with fillers filled in the space; and setting out herbaceous plants to the vegetation soil and covering with a cover net.

Description

Structure for slope reinforcement and eco-friendly slope reinforcement method using the same {The structure for a slope reinforcement and eco slope reinforcement method}

1 is an exploded perspective view showing the assembly process of the structure for the slope reinforcement according to an embodiment of the present invention.

2 and 3a is a side view and a plan view showing the assembled state of the structure shown in FIG. 1, respectively.

3B is a plan view according to another embodiment of the structure shown in FIG. 3A.

Figures 4a to 4f are views showing the construction process of the slope reinforcement method using the structure of Figure 1 in order.

5 to 7 is an exemplary view showing various forms of construction constructed using the structure and method according to the present invention.

8 is a construction example according to another embodiment of the present invention.

<Description of Signs of Major Parts of Drawings>

10 ... unit frame 12 ... projection

14 grooves 15 ...

20 ... formwork 30 ... pouring space

35.Concrete 40 ... Space

45 ... filler 50 ... fixture

55.elastic member 60

80 ... the cover net

The present invention relates to a structure for slope reinforcement and an environmentally friendly slope reinforcement method using the same, and specifically, a structure for slope reinforcement that can provide a landscape favorable to the ecosystem while being structurally stable and effectively preventing soil loss and slope collapse. And it relates to an environment-friendly slope reinforcement method using the same.

In general, when some slopes of the mountain slopes or hills are damaged by natural disasters such as heavy rain or flooding, the damaged slopes are shaved by a certain amount, and vegetation soil is filled in the areas to form new slopes (slopes). If roads or railroads are to be opened in the part, the mountain slopes or hills are cut by a certain amount to flatten the open side, and the remaining part is formed as a new slope, and the river or lake is used to prevent flooding of rivers and use of water resources. The dams and embankments formed near to the slopes also form slopes due to the filling of vegetation soils.

If you leave the soft slopes or cut slopes of the cut or receding vegetation on the ground as a result of cutting or filling up the vegetation soil as described above, the vegetation soil of the slope is easily lost due to various natural causes such as heavy rain or flood. As a result, not only do you need to perform a recovery operation, but also, in severe cases, there is a high risk of collapse of the surface of the bare land, which may cause injury to people and property. Therefore, a precautionary measure is required to prevent this. Recently, a separate protective structure is installed on the slope, and then, the tape is taped to prevent surface collapse of the slope in advance.

Conventionally, slope protection is performed by installing concrete and mortar blocks in a lattice form on slopes where vegetation soils are filled, and by planting and growing herbaceous plants such as grass inside the installed concrete and mortar blocks, respectively. The concrete lattice method is used to prevent the sliding of slopes at the same time as greening.

However, according to the conventional surface protection method using a concrete, mortar block as described above, since each block is simply arranged in the form of a lattice, part is embedded in the slope, so that the mutual binding strength between each block is very weak, self-weight Because of heavy rain, there are problems such as flooding of rivers due to the rainy season or earth and sand flowing along the slopes of sedimentary soils.

The present invention has been made to solve the above-mentioned problems, structurally very stable can effectively prevent soil loss and slope collapse, can provide a favorable landscape to the ecosystem structure for natural slope reinforcement and The purpose is to provide an eco-friendly slope reinforcement method using the same.

In order to achieve the above object, the present invention is a structure that is installed on the cut or fill land slope for the purpose of protection / reinforcement of the slope, a plurality of ring-shaped unit frame and a space formed therein, and each unit frame And a cylindrical formwork inserted and fixed to each other, and a fixing stand extending from each of the unit frames to protrude upward. The protrusions and the recesses are formed on the outer circumferential surface of the unit frame so as to face each other up, down, left, and right, and the protrusions of the unit frame are different from each other. By inserting in the groove portion of the neighboring unit frames can be interconnected with each other at regular intervals, by the connection of the unit frame is a concrete casting space is formed between the formwork having a constant distance and the other neighboring formwork The same horizontal line in a combination of the plurality of unit frames On the fixing table jungle bangjimang placed on is vertically installed on the surface provides a structure for the surface reinforcement, characterized in that to prevent the earth and sand sliding with and supported on the surface when a load Soil fill after concrete placement.

Here, as the unit frame and the cylindrical formwork fitted and fixed to the unit frame, formwork having a circular or polygonal cross-sectional shape may be used.

In addition, it is preferable to secure the stability of the entire structure by forming a recess in the center of the protrusion and retracting the tension member on the recess, and as the tension member, rebar, iron wire, wire mesh, or the like may be used.

In addition, the holder is applied to the present invention is made of a configuration having one end of the elastic member having an elastic restoring force in the contracted direction relative to the longitudinal direction, the elastic member end of the fixing member elastically connects the cover net covering the soil It may be.

In addition, the present invention to achieve the above object, (a) a step of assembling the formwork hollow inside the unit frame; (b) interconnecting unit frames neighboring each other and installing each formwork assembled to the unit frame on a construction target slope; (c) closing the formwork one side opening through the lid and then placing the concrete into the concrete placing space formed between the formwork and the neighboring formwork; (d) dismantling the formwork after concrete hardening; And (e) planting herbaceous plants after installing the filling material and vegetation soil in each of the space portions formed by dismantling the formwork and planting the vegetation soil.

Here, the herbaceous plants cover the cover net having a certain mesh on the vegetation planted vegetation; The cover net may further include a vegetation soil and elastic towing through a fixed part embedded in concrete Herbaceous plants planted in this vegetation soil is preferably pressed against the slope in the normal direction.

In addition, it is preferable to install the skid prevention net perpendicular to the inclination direction of the slope on the fixing support to support the soil load during embankment and to prevent the earth and sand sliding.

In addition, when the slope reinforcement method is applied on the river bank, the space located below the surface of the space portion is filled with gravel or mud to plant the aquatic plants or fill the space without providing the fish habitat space It can also be.

Preferably, the space portion may be formed in a direction parallel to the gravity direction, and then, the soil may be filled to plant a shrub there.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view showing an assembly process of a structure for slope reinforcement according to an embodiment of the present invention, Figure 2, Figure 3a is a side view and a plan view showing the assembled state of the structure shown in Figure 1, respectively.

1 to 3A, the structure according to the embodiment of the present invention is a structure installed on the cut or fill land slope for the purpose of protection / reinforcement of the slope, a plurality of ring-shaped units having a space therein The frame 10 and the cylindrical formwork 20 which couple | bond with this unit frame 10 are included. The formwork 20 may be of a separate-combination type that is fitted and fixed inside each unit frame 10 or may be provided integrally with the unit frame 10, and each unit frame 10 is connected to each other in a prefabricated manner. .

Specifically, the plurality of unit frames 10 have projections 12 and recesses 14 formed on the outer circumferential surface of the upper, lower, left, and right sides, respectively. The protrusion 12 serves as a spacer for maintaining a gap between unit frames connected to each other due to its length as well as a binding hole for binding between neighboring unit frames. Accordingly, by inserting the protrusions 12 of one unit frame into the recesses 14 of the other unit frame 10, adjacent unit frames may be connected to each other at regular intervals.

Preferably, the groove 120 is recessed in the middle of the protrusion 12. On the groove 120, a tension member 15 such as rebar, iron wire, and wire mesh is placed. Such a tension member 15 is placed in concrete when placing concrete for forming a structure to impart a tensile force to the concrete structure. As the tension member 15 is placed on the protrusions 12 which are separated from each other while connecting each unit frame 10 as described above, the structure according to the present invention increases overall stability.

Further, due to the interconnection of the unit frame 10 as described above, between the formwork 20 and each other formwork 20 which is located inside each unit frame 10 and the pouring place 30 that can be filled with concrete ) Is formed. Concrete is poured into the pouring space 30 to form a concrete structure for slope stabilization. At this time, the cylindrical portion, that is, the hollow tubular form part is located in the space is not filled with the concrete portion 40 is formed, each unit frame 10 interconnecting the formwork 20 After the hardening of the concrete is reinforced in the concrete serves as a tension member with the tension member (15).

Furthermore, from each of the unit frame 10 described above, the fixing table 50 extends to protrude upward. The fixture 50 is exposed to the hardened concrete road after the concrete is poured into the pouring space as described above. The anti-rolling net 60 is installed on the fixed base 50 exposed to the concrete. The anti-vibration net 60 is a combination of the plurality of unit frames installed vertically with respect to the slope while being supported on the fixtures placed on the same horizontal line after the construction of the slope to support the soil load on the slope that is deposited on it after concrete placement Together, it serves to prevent the soil from sliding in the direction of gravity.

Preferably, the holder 50 has an elastic member 55 having one end of the elastic restoring force in the direction that is contracted with respect to the longitudinal direction. At the end of the elastic member 55 is a cover net (see Fig. 4f) to be described later to cover the vegetation soil deposited on the concrete after the concrete is placed thereon is elastically connected. That is, the cover net 80 is connected to the elastic member 55 formed at the end of the fixing table 50 while covering the soil (or vegetation soil) that has been deposited on the concrete after placing the soil (or vegetation soil) slope direction Press to prevent soil from flowing down the slope.

3B is another embodiment of the structure shown in FIG. 3A. The unit structure consisting of the above-described unit frame and formwork assembly may be formed in a circular shape in addition to the quadrangle shown in FIG. 3A. Of course, the present invention is not limited to the illustrated embodiment, but may be formed as a polygon having a rectangular shape or more in consideration of topographical requirements as necessary.

With reference to the accompanying drawings, a method for reinforcing a slope using a structure having the above configuration will be described in detail.

4A to 4F show the construction process of the slope reinforcing method according to the present invention in order.

Referring to these drawings, first, as shown in FIG. 4A, each unit frame (1) is installed on a slope where foundation concrete (1) is installed, and on which a ground fiber (2) is selectively laid to prevent soil soiling due to pore water pressure or the like. 10) to install a single structure of the formwork 20 and the mounting table 50 is assembled. At this time, each unit frame 10 is connected to each other to maintain a constant interval by coupling the projections 12 formed on the outer surface as shown in Fig. 1 to the groove portion 14 of the other unit frame 10 adjacent to each other In the groove 120 formed in the center of the protrusion 12, the tension member 15 is placed.

Then, the concrete 35 into the pour space 30 shown in FIG. 1 formed between the dies 20 in a state in which one side opening of the die 20 installed on the slope is closed with the lid 25 as shown in FIG. 4B. Pour it. As such, when placing concrete into the placing space 30 formed between the formwork 20, the unit frame 10 including the protrusions 12 is completely embedded in the concrete 35 and each unit frame ( 10) Place the concrete to a height high enough to be exposed to the concrete (35) placing surface extending from the fixing stand (50).

Here, the protrusions 12 and the tension members 15 installed on the protrusions 12 serving as spacers while connecting the respective unit frames serve as a reinforcement material for securing concrete durability, and the lid 25 when pouring concrete It is installed for the purpose of preventing the concrete from flowing into the formwork (20). And the formwork 20 is installed for the purpose of making a space in the middle of the concrete structure after the concrete pouring, the space portion 40 formed by the formwork 20 is to distribute the back ground pressure of the slope and fill the filling material drainage treatment In addition to the smooth, it is to ensure that oxygen and nutrients required for plant growth can be smoothly supplied.

Subsequently, if the concrete is sufficiently cured after a certain period of time, as shown in FIG. 4c, the formwork is dismantled from the cured concrete structure to secure sufficient space 40 to fill a filler such as soil or gravel. Here, the formwork 20 may be generally a panel made of wood or synthetic resin material, preferably, a formwork made of a material that can be decomposed in the long term by moisture contained therein when concrete is poured. have. In this case, the process of dismantling the formwork separately after curing the concrete can be omitted, there is an advantage that can shorten the air.

Next, as shown in FIG. 4D, the filling part 45 is filled with the space part 40 formed by disassembling the formwork 20. As the filling material, soil, sand, gravel, rubble, organic materials, etc. may be selectively used, or may be used in the form of a mixture of one or more kinds. The filler 45 is filled for the purpose of supplying oxygen and nutrition necessary for plant growth as well as ensuring a smooth drainage function of the slope.

Furthermore, on the concrete structure filled with the filling material 45 in the space portion 40 as described above, the vegetation soil 70 for planting plants is installed as shown in FIG. 4E. On top of the installation of the forest protection net (60). The anti-rolling net 60 is installed perpendicular to the slope so as to be supported by a plurality of holders 50 placed on the same horizontal line after the slope construction by the combination of the plurality of unit frames 10. This is to support the soil loads installed on the concrete section by section. In this case, it is possible to effectively distribute the soil load, it is possible to more effectively prevent the vegetation soil laid on the slope sliding down the slope.

Finally, planting the herbaceous plant 90 in the vegetation soil 70 installed on the concrete as shown in Figure 4f and cover the cover net 80 thereon to complete the construction of the present invention, the cover net 80 is vegetation Fix it to be caught on the end of the elastic member 55 of the end of the fixing bar 50 exposed to the soil. Then, the covering net 80 covers the vegetation soil 70 and compresses the vegetation soil 70 and the herbaceous plant 90 planted thereon by the restoring force of the elastic member 55 to the slope side. In this case, the loss of vegetation soil 70 installed on the slope by the pressing of the cover net 80 can be minimized, and consequently structural stability of the slope can be achieved.

Here, the herbaceous plant (90) that is planted on the vegetation soil is effective to transplant the roots well rooted, if the seed instead of planting the cover cover until the seeds germinate (not shown) It is desirable to cover. This cover prevents the loss of vegetation soil by rainwater before the plant sticks, suppresses water evaporation and maintains the warming function for promoting the germination of the plant, and when the plant exhibits slope protection after a certain period of time. It decomposes and functions as compost.

According to the structure and the method according to the present invention constructed as described above, since the concrete is poured directly with the tensioning material it can form a structure for protecting the slope while having a small volume and high durability. In addition, the construction of the finished concrete structure is provided with a plurality of spaces, it is possible to build a stable shore that is not significantly affected by the back soil pressure, and by planting vegetation soil and plants on the concrete structure, the concrete structure is not exposed to the outside Friendly. As a result, it is structurally very stable and can be harmonized with the surrounding environment to provide an environmentally friendly slope.

On the other hand, Figures 5 to 7 is a diagram illustrating a variety of construction by the structure and the method according to the present invention, showing a case where the revetment constructed by the above-described method is applied to the river bank.

As such, when the present invention is applied to prevent soil loss of the river bank, the gabion 93 is formed by filling gravel in each space located below the water surface as shown in FIGS. 5 and 6, or the aquatic plant 95 is formed. It may be planted, or as shown in Figure 7 may be provided with a space in which fish can inhabit without filling the filling material in the space portion 40.

On the other hand, Figure 8 is another embodiment according to the present invention, the same as the above embodiment except for the configuration in which the above-described space portion formed by the form in a direction parallel to the gravity direction. That is, as in the other embodiment of FIG. 8, when the space 40 formed by the form is configured to be formed in a direction parallel to the gravity direction, the shrub 97 is erected in the space 40. There is an advantage that can be planted.

While the invention has been shown and described with respect to specific embodiments thereof, it will be appreciated that the invention can be modified and modified in various ways without departing from the spirit or scope of the invention as set forth in the following claims. It will be apparent to those skilled in the art that the art can be easily understood.

As described above, according to the structure of the present invention and the slope reinforcement method using the same, since the concrete is directly poured together with the tension member, the structure itself has a high durability. Therefore, it is possible to build a more stable slope, and since a plurality of space parts are provided in the finished concrete structure, it is possible to construct a more stable shore that is not significantly affected by the back ground pressure. In addition, as the vegetation soil is covered on the concrete structure and plants are planted, there is an environment-friendly advantage because the concrete structure is not exposed to the outside. As a result, it is structurally very stable, and can effectively prevent slope collapse and can be harmonized with the environment after construction, such as environmentally friendly advantages.

Claims (11)

The structure is installed on the cut or fill slope for the purpose of protection / reinforcement of the slope,  A plurality of ring-shaped unit frames having a space formed therein, Cylindrical formwork fixed to each unit frame, It includes a fixture extending from each of the unit frame protruding upwards, Protrusions and grooves are formed on the outer circumferential surface of the unit frame so as to face each other up, down, left, and right, so that the unit frames adjacent to each other may be interconnected at regular intervals by inserting the protrusions of the unit frame into the recesses of the other unit frames. By the connection of the unit frame, a concrete pouring space is formed between one formwork and another neighboring formwork, The anti-slim net is installed on the fixture perpendicular to the slope to support the soil load on the slope that is deposited on the concrete after the concrete is laid, the structure for slope reinforcement, characterized in that to prevent the soil sliding. The method of claim 1, The unit frame and the cylindrical formwork is fixed to the unit frame, the structure for slope reinforcement, characterized in that consisting of a circular or polygonal. The method of claim 1, The protrusion has a recess formed in the middle thereof, the structure for slope reinforcement, characterized in that the tension material is placed on the groove. The method of claim 3, wherein The tension member is a structure for slope reinforcement, characterized in that any one selected from rebar, iron wire, wire mesh. The method of claim 1, The fixture has an elastic member having an elastic restoring force in one end thereof in a contracted direction with respect to the longitudinal direction, and the cover net for covering the soil is elastically connected to the end of the elastic member of the fixture. . (a) assembling a formwork having a hollow inside to the unit frame of claim 1; (b) interconnecting unit frames neighboring each other and installing each formwork assembled to the unit frame on a construction target slope; (c) closing the formwork one side opening through the lid and then placing the concrete into the concrete placing space formed between the formwork and the neighboring formwork; (d) dismantling the formwork after concrete hardening; And (e) planting herbaceous plants after the filling material and vegetation soil are respectively installed in and out of each space formed by dismantling the formwork. The method of claim 6, Covering the cover net having a predetermined mesh on the vegetation soil planted by the herbaceous plant; Eco-friendly slope reinforcement method further comprising. The method of claim 7, wherein The cover net is a part of which is embedded in concrete to be elastically towed on the slope through a fixed fixing rod so that vegetation soil and herbaceous plants planted in the vegetation soil is compressed to the slope side. The method of claim 8, Eco-friendly slope reinforcement method characterized in that the anti-skid net is installed perpendicular to the inclined direction of the slope, to support the soil load during embankment, and to prevent soil sliding. The method of claim 6, When the slope reinforcement method is applied to a river bank, each space portion below the water surface of the space portion may be provided with a space for fish to inhabit without aquatic plants or filling the space portion. Eco-friendly slope reinforcement method, characterized in that.   The method of claim 6 or 10, Eco-friendly slope reinforcement method characterized in that to form a shrub in the direction parallel to the direction of gravity to plant a shrub.

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