JP3716319B2 - Retaining wall for concrete revetment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a retaining wall for concrete revetment that reliably functions as a revetment structure and that can inhabit the living creatures such as plants and small animals, is in harmony with the surrounding natural environment, and does not break the landscape. is there.
[0002]
[Prior art]
Conventionally, retaining walls for concrete revetments built on rivers, coasts, etc., have a gentle slope and a height of up to about 5 m have been built with porous blocks developed by concrete manufacturers.
[0003]
However, this conventional block is expensive and thin, so that there is a problem in using it in a rapid stream river with a lot of rocks. In addition, this block is unsuitable for inhabiting organisms such as plants, moths and insects because of its structure, so concrete is exposed openly and does not harmonize with the surrounding natural environment such as mountains, rivers, and the sea. It was something that would break the landscape.
[0004]
In the past, many types of blocks were also produced in the same manner as a wave-dissipating type factory from a concrete manufacturer. However, this block is also expensive and has a problem that it is not suitable for living organisms such as plants and small animals because the gap is too large, and it does not dissolve in the surrounding natural environment.
[0005]
[Problems to be solved by the invention]
The conventional porous type block and wave-dissipating type block for constructing the retaining wall for concrete revetment are expensive and difficult to install in rapid rivers with many boulders, and because of their structure, such as plants and small animals Because it is unsuitable for living creatures, it does not harmonize with the surrounding natural environment and destroys the landscape. An object of the present invention is to solve these problems.
[0006]
[Means for Solving the Problems]
This will be described with reference to FIGS. A concrete revetment retaining wall according to the present invention has a plurality of vertically long cavities 2 formed in a concrete revetment retaining wall body 1 made in situ, and the cavities 2 are formed from the upper surface to the lower end of the retaining wall body 1. A slit 3 is formed over the entire length of the cavity 2 along each cavity 2 to open the cavity 2 to the front surface side of the retaining wall body 1, and plants, small animals, etc. are formed in the cavity 2. It is filled with stones and earth and sand 4 suitable for inhabiting the creatures. The hollow portions 2 can be communicated with each other through the communication path 5.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
A first embodiment of a concrete revetment retaining wall according to the present invention is shown in FIG. This concrete revetment retaining wall is installed by so-called in-situ casting, and a plurality of vertically long cavities 2 are formed in a concrete revetment retaining wall body 1 made of concrete, and along each cavity 2, the cavity 2 Is provided on the front side of the retaining wall body 1. Each cavity 2 is filled with stone materials and earth and sand 4 suitable for living creatures such as plants and small animals. The cavity 2 is formed from the upper surface to the lower end of the retaining wall body 1, and the slit 3 is formed over the entire length of the cavity 2.
[0008]
This concrete revetment retaining wall is inexpensive because it is installed on-site, and can be installed in rapid rivers and the like, so that it can reliably stop boulders. Moreover, since the cavity 2 and the slit 3 are formed in the retaining wall main body 1 for revetment , and the cavity 2 is filled with stones and earth and sand 4, the plant that naturally inhabits the root into the cavity 2 and the slit 3. Tension, and take out the green stem and leaves from there. As a result, the concrete retaining wall is covered with green and the concrete is prevented from being exposed to the bare bones, so it is in harmony with the surrounding natural environment and is excellent in scenery. In addition, because living organisms such as mice, frogs, snakes, insects, and moths inhabit and breed in the cavity 2 and slit 3, the concrete revetment retaining wall is fused and harmonized with the surrounding natural environment. To do.
[0009]
This retaining wall for concrete revetment is casted with ready-mixed concrete by combining a circular paper void for forming the cavity 2 and a mold for forming the slit 3 in the front mold of the cast-in-place concrete. The cylindrical cavity 2 and the slit 3 are formed by removing the mold material that forms the slit 3 later. In addition, although the cavity 2 in this embodiment is cylindrical and the slit 3 is prismatic, it is not limited to such a shape.
[0010]
As shown in FIG. 2, the hollow portions 2 can be communicated with each other by a communication path 5. By doing so, the small animals can freely move between the cavities 2, and a better habitat environment can be obtained. The communication path 5 may be provided over the entire length of the cavity 2 or may be provided partially.
[0011]
A second embodiment of the present invention is shown in FIG. This concrete revetment retaining wall is provided with a wide base portion 6 at the bottom, is installed in a waterside basin, and its lower half is submerged. Plant stalks and leaves extend from the cavity 2 and slit 3 of the retaining wall body 1 for revetment to cover the front surface of the retaining wall body 1 and integrate with the surrounding vegetation to keep the landscape in good condition. . Moreover, the cavity 2 and the slit 3 become a place where small fish, sharks, microorganisms, and the like live, and promote the habitat and reproduction of these organisms. Water is purified by the action of these organisms, and the natural environment is well maintained.
[0012]
A third embodiment of the present invention is shown in FIG. This retaining wall for concrete revetment is provided to form a fishway in a river, irrigation channel or drainage channel. Here, a step 7 is formed on the upper part of the retaining wall main body 1 for revetment, and the upper end opening of the cavity 2 is positioned on the bottom surface 8 of the step 7. The bottom surface 8 of the stepped portion 7 serves as a moving path for mock crab or the like. Moreover, the plant extended from the cavity part 2 and the slit 3 will cover a water surface, and will protect an underwater fish from damage of a bird.
[0013]
A fourth embodiment of the present invention is shown in FIG. This is installed in a port, fishing port or a pool. Concave portions 9 are formed at regular intervals in the upper end portion of the retaining wall main body 1 for revetment, the upper end opening of the cavity portion 2 is opened on the lower surface of the concave portion 9, and the concave portion 9 is covered with a concrete lid block 10. It is blocking. Accordingly, the upper end opening of the cavity 2 is not exposed to the upper surface of the retaining wall main body 1 for revetment, and the upper surface is a flat surface that does not hinder passage or the like. The cavity 2 and the slit 3 serve as a place for living creatures inhabiting the sea such as cormorants and fungi and create a rich natural environment. Moreover, the slit 3 exhibits a wave-dissipating function and keeps the sea surface in a harbor or fishing port calm.
[0014]
A fifth embodiment of the present invention is shown in FIG. This retaining wall for concrete revetment is installed as a shore embankment, and is provided with a return portion 11 for returning waves at the upper end. Living organisms such as cormorants, fungi, oysters, and barnacles grow in the cavity 2 and the slit 3, and the slit 3 exhibits a wave-absorbing function.
[0015]
A sixth embodiment of the present invention is shown in FIG. This is installed at the base of the existing revetment and the existing revetment is reinforced. Thus, it is possible to directly effective use of existing seawall, by organisms living in the cavity 2 and the slit 3, Ru can enrich the natural environment.
[0016]
【Example】
The inside diameter of the cavity 2 is usually 3 to 100 cm, and the width of the slit 9 is usually about 1 to 20 cm.
[0017]
【The invention's effect】
The concrete revetment retaining wall according to the present invention can be installed in a rapid stream river with many boulders because it is inexpensive by installing it on the spot, and the boulders can be reliably stopped.
[0018]
Moreover, since the hollow part 2 and the slit 3 are formed in the retaining wall main body 1 for the revetment , and the hollow part 2 is filled with stones and earth and sand 4, organisms such as plants and small animals that naturally inhabit the hollow part 2 and the slit Inhabit three. Accordingly, the concrete revetment retaining wall is covered with green and becomes a place for small animals, and the concrete is not exposed to the bare bones, and maintains a good landscape in harmony with the surrounding natural environment.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a first embodiment of the present invention.
FIG. 2 is a top view of a retaining wall provided with a communication path in the first embodiment.
FIG. 3 is a perspective view showing a second embodiment of the present invention.
FIG. 4 is a perspective view showing a third embodiment of the present invention.
FIG. 5 is a perspective view showing a fourth embodiment of the present invention.
FIG. 6 is a perspective view showing a fifth embodiment of the present invention.
FIG. 7 is a perspective view showing a sixth embodiment of the present invention.
[Explanation of symbols]
1 Retaining wall body for revetment 2 Cavity 3 Slit 4 Stone and earth 5 Communication passage 6 Base part 7 Step part 8 Bottom 9 Recess 10 Lid block 11 Return part

Claims (2)

A plurality of vertically long cavities (2) are formed in a concrete revetment retaining wall main body (1) to be installed on site, and the cavities are formed from the upper surface to the lower end of the retaining wall main body. A slit (3) that opens the cavity part to the front side of the retaining wall body is formed over the entire length of the cavity part, and stones and earth and sand suitable for living organisms such as plants and small animals in the cavity part ( Retaining wall for concrete revetment filled with 4). The retaining wall for concrete revetment according to claim 1, wherein the hollow portions (2) are communicated with each other by a communication passage (5).

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