JPH08239817A - Embankment body and construction method thereof - Google Patents
Embankment body and construction method thereofInfo
- Publication number
- JPH08239817A JPH08239817A JP7043795A JP4379595A JPH08239817A JP H08239817 A JPH08239817 A JP H08239817A JP 7043795 A JP7043795 A JP 7043795A JP 4379595 A JP4379595 A JP 4379595A JP H08239817 A JPH08239817 A JP H08239817A
- Authority
- JP
- Japan
- Prior art keywords
- water
- construction
- sand
- injection valve
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
Landscapes
- Revetment (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、防波堤または消波堤の
堤体およびその構築法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a breakwater body or a breakwater body and a construction method thereof.
【0002】[0002]
【従来の技術】港湾の入口や海岸に設けられる防波堤や
消波堤等の護岸堤は、捨石基礎(マウンド)とコンクリ
ートケーソンの混成堤が一般的である。2. Description of the Related Art Generally, a breakwater such as a breakwater and a breakwater provided at the entrance of a harbor or at the coast is a mixed levee foundation (mound) and concrete caisson.
【0003】このケーソン法による混成堤の構築は図3
に示すように、海底7の所定の位置に基礎としての捨石
8を積み重ね、その上に安定性と密着性確保のためにア
スファルトマット9を敷いて基礎(マウンド)を形成す
る。Construction of a mixed dike by the caisson method is shown in FIG.
As shown in, a rubble stone 8 as a foundation is piled up at a predetermined position on the seabed 7, and an asphalt mat 9 is laid on the pile to form a foundation (mound).
【0004】次に、陸上等の別のところで作成した鉄筋
コンクリート製の直方体の函状物でその内部に補強用の
隔壁と腔室を設けたケーソン10をタグボート等によって
海上を曳航し、前記基礎を形成した位置まで運び、これ
を慎重に基礎上のアスファルトマット9の上に沈め、更
に、ケーソン腔室の内部に土砂や石またはコンクリート
等の充填材11を充填して波力に対する抵抗を高め、最後
にケーソン10に蓋12をして構築が完了となる。Next, a caisson 10 which is a rectangular parallelepiped box made of reinforced concrete prepared at another place such as land and provided with a partition wall and a cavity for reinforcement therein is towed by a tugboat or the like to the sea, and Carry it to the position where it was formed, carefully submerge it on the asphalt mat 9 on the foundation, and further fill the caisson cavity with a filling material 11 such as sand, stone, or concrete to increase resistance to wave forces. Finally, the caisson 10 is covered with the lid 12 to complete the construction.
【0005】[0005]
【発明が解決しようとする課題】しかし、このケーソン
を用いる混成堤の構築方法では、大量の捨石を運び、ま
た、ケーソンを建造し、これを曳航設置しなければなら
ず、その手数と労力も大変であるし、近年、特に大規模
工事の場合などでは建設資材の調達が困難になってい
る。However, in this method of constructing a mixed dike using caisson, it is necessary to carry a large amount of rubble, construct a caisson, and tow this caisson. It is difficult, and in recent years, it has become difficult to procure construction materials, especially in the case of large-scale construction.
【0006】本発明の目的は前記の従来例の不都合を解
消し、建設資材の調達がその場で得られるので容易であ
り、しかも急速施工も可能で、工費が低減できる堤体お
よびその構築法を提供することにある。The object of the present invention is to eliminate the disadvantages of the above-mentioned conventional example, to procure construction materials on the spot, which is easy, and can be quickly constructed, and construction costs can be reduced, and a construction method thereof. To provide.
【0007】[0007]
【課題を解決するための手段】本発明は前記目的を達成
するため、堤体としては、底布上に水チューブをアーチ
状に連設して中空なかまぼこ体を形成し、このかまぼこ
体の左右端の開口を土砂注入バルブを設けた網体で閉塞
し、かまぼこ体内に土砂を充填したこと、および、堤体
の構築法としては、底布上に水注入バルブを有するチュ
ーブをアーチ状に連設し、その左右の両側開口を土砂注
入バルブを設けた網体で閉塞し、かかる弾性チューブ付
きの底布を海底または水底に敷きのばし、水注入バルブ
から台船に設けたポンプによって海水または湖水を送り
チューブを膨らまして水チューブによるかまぼこ体を形
成し、次いで、土砂注入バルブから台船に設けた浚渫ポ
ンプによって海底または水底の土砂をかまぼこ体の内部
に吹き込み充填させることを要旨とするものである。Means for Solving the Problems In order to achieve the above-mentioned object, the present invention forms a hollow kamaboko body by connecting water tubes in an arch shape on a bottom cloth as a bank body. Closing the openings on the left and right ends with a net body equipped with a sediment injection valve, and filling the inside of the kamaboko body with earth and sand, and as a method of constructing the dam body, a tube with a water injection valve on the bottom cloth was arched. It is connected and closed on both left and right openings with a net body equipped with a sediment injection valve, spread the bottom cloth with such elastic tube on the seabed or water bottom, and from the water injection valve to seawater or The lake water is fed and the tube is inflated to form a kamaboko body using a water tube, and then the seabed or waterbed sediment is blown into the inside of the kamaboko body from the sediment injection valve by a dredging pump provided on the pontoon. It is an gist of Rukoto.
【0008】[0008]
【作用】請求項1記載の本発明によれば、かまぼこ体内
に充填する土砂は網体で止められるが、水のみがこの網
体で排出される。その結果、大型の土嚢の上にアーチ状
の水チューブがのっているかたちになり、水チューブの
変形により波のエネルギーが吸収され、防波効果をより
高めることができる。According to the first aspect of the present invention, the earth and sand filled in the kamaboko body are stopped by the net body, but only water is discharged by the net body. As a result, an arch-shaped water tube is placed on the large sandbag, and the wave energy is absorbed by the deformation of the water tube, so that the wave-preventing effect can be further enhanced.
【0009】請求項2記載の本発明によれば、前記作用
に加えて、水チューブは台船に設けたポンプによって海
水または湖水で膨らましてかまぼこ体を形成できるもの
であり、かまぼこ体内に充填する土砂も台船に設けた浚
渫ポンプによって海底または水底の土砂を使用できるの
で建設資材の調達はその場で得られ、急速施工が可能と
なる。According to the second aspect of the present invention, in addition to the above-mentioned action, the water tube can be inflated with seawater or lake water by a pump provided on the pontoon to form a kamaboko body, which is filled in the kamaboko body. As for the sediment, since the sediment on the seabed or the waterbed can be used by the dredging pump installed on the barge, procurement of construction materials can be obtained on the spot and rapid construction is possible.
【0010】[0010]
【実施例】以下、図面について本発明の実施例を詳細に
説明する。図1は本発明の堤体およびその構築法の第1
実施例を示す斜視図であり、堤体1の底面は長方形の底
布2で形成した。Embodiments of the present invention will now be described in detail with reference to the drawings. FIG. 1 shows a first embankment body and a construction method thereof according to the present invention.
It is a perspective view showing an example, and the bottom of the dam body 1 is formed of a rectangular bottom cloth 2.
【0011】この底布2は、海中において材料的に安定
で浚渫土に対して表面強度及び耐磨耗性があることが必
要であり、合成ゴム製のゴムシートやナイロン、ビニロ
ン、ポリエチレンおよびポリプロピレン等の合成樹脂の
紐を布状に編んだ合成樹脂製シート、もしくは麻製等の
自然繊維のシートなどが用いられる。The bottom cloth 2 is required to be stable in the material in the sea and have surface strength and abrasion resistance against dredged soil, and a rubber sheet made of synthetic rubber, nylon, vinylon, polyethylene and polypropylene. A synthetic resin sheet obtained by knitting a synthetic resin string such as the above into a cloth shape, or a sheet of natural fiber such as hemp is used.
【0012】前記底布2にチューブによる水チューブ3
をアーチ状に連設して中空なかまぼこ体13を形成した。
本実施例ではこのかまぼこ体13は半輪体状の水チューブ
3を底布2の長さ方向に並列させた。また、このように
アーチ状に連設した水チューブ3には一端に水注入バル
ブ4を設けた。A water tube 3 made of a tube on the bottom cloth 2.
Are connected in an arch shape to form a hollow kamaboko body 13.
In this embodiment, the semi-cylindrical water tube 3 of the kamaboko body 13 is arranged side by side in the longitudinal direction of the bottom cloth 2. In addition, the water injection valve 4 is provided at one end of the water tube 3 which is continuously connected in an arched shape.
【0013】この水チューブ3を構成する弾性チューブ
としては、合成ゴム、塩化ビニール、ポリエチレンおよ
びポリプロピレン等の合成樹脂製のチューブである。The elastic tube constituting the water tube 3 is a tube made of synthetic resin such as synthetic rubber, vinyl chloride, polyethylene and polypropylene.
【0014】そして、前記水チューブ3をアーチ状に連
設してなる中空なかまぼこ体13の左右端の開口はナイロ
ン製もしくはポリエチレンおよびポリプロピレン製等の
合成樹脂、または金網等の網体5で閉塞し、この網体5
には土砂注入バルブ6を設けた。この網体5の網み目は
土砂の通過は阻止するが、水の通過は許すような大きさ
のものを選定する。The openings at the left and right ends of a hollow kamaboko body 13 formed by connecting the water tubes 3 in an arch shape are closed by a synthetic resin such as nylon or polyethylene and polypropylene, or a mesh body 5 such as a wire mesh. This mesh 5
The earth and sand injection valve 6 was provided in the. The mesh of the mesh body 5 is selected to have a size that prevents the passage of earth and sand but allows the passage of water.
【0015】このようにして、かかる弾性チューブ付き
の底布2を海底(または湖等の水底)に敷きのばし、水
注入バルブ4から台船に設けたポンプによって海水また
は湖水を送り弾性チューブを膨らまして水チューブ3に
よるかまぼこ体13を形成する。In this way, the bottom cloth 2 with such an elastic tube is spread on the seabed (or the water bottom of a lake or the like), and seawater or lake water is fed from the water injection valve 4 by the pump provided on the ship to inflate the elastic tube. To form the fish paste body 13 by the water tube 3.
【0016】次いで、土砂注入バルブ6から台船に設け
た浚渫ポンプによって海底または水底の土砂を前記かま
ぼこ体13の内部に吹き込み充填させる。その際、この土
砂は網体5でかまぼこ体13の内部に抑止され、水のみが
網体5を通過して外へ排出される。Next, the sand or sand at the sea bottom or the water bottom is blown into the inside of the kamaboko body 13 from the sand and sand injection valve 6 by a dredging pump provided on the ship. At this time, this earth and sand is restrained inside the kamaboko body 13 by the net body 5, and only water passes through the net body 5 and is discharged to the outside.
【0017】図2は本発明の第2実施例を示すもので、
チューブによる水チューブ3の形状は底布2の長さ方向
に伸びる表面が横波型の凹凸を持ったものとした。FIG. 2 shows a second embodiment of the present invention.
The shape of the water tube 3 made of a tube was such that the surface of the bottom cloth 2 extending in the longitudinal direction had transverse wave-shaped irregularities.
【0018】このようにすることで、消波または防波効
果が非常に大きいものとすることができ、また、前記第
1実施例および第2実施例ともに図2に示すように堤体
を並列または直列に複数個配置するようなことも有り得
る。By doing so, the wave-dissipating or wave-preventing effect can be made very large. Further, in both the first embodiment and the second embodiment, the bank bodies are arranged in parallel as shown in FIG. Alternatively, a plurality may be arranged in series.
【0019】[0019]
【発明の効果】以上述べたように本発明の堤体およびそ
の構築法は、大型の土嚢の上に水チューブが乗っている
形状であることから、大波がきても水チューブが変形す
ることによって、波のエネルギーが吸収され、防波また
は消波効率がよく、建設資材が構築する海底の近傍にあ
る海水と海底の浚渫土を利用するものであって容易に調
達することができ、且つ、構築に際しては施工が容易
で、施工期間が短く、工費が大幅に低減できるものであ
る。As described above, the levee body and its construction method of the present invention have a shape in which a water tube is placed on a large sandbag, so that the water tube is deformed even when a large wave comes. , Which absorbs wave energy, has good wave-preventing or wave-dissipating efficiency, uses seawater near the seabed constructed by construction materials, and dredged soil on the seabed, and can be easily procured, and The construction is easy, the construction period is short, and the construction cost can be greatly reduced.
【図1】本発明の堤体のおよびその構築法の第1実施例
を示す斜視図である。FIG. 1 is a perspective view showing a first embodiment of a dam body and its construction method according to the present invention.
【図2】本発明の堤体のおよびその構築法の第2実施例
を示す斜視図である。FIG. 2 is a perspective view showing a second embodiment of the dam body and its construction method of the present invention.
【図3】従来例を示す縦断側面図である。FIG. 3 is a vertical sectional side view showing a conventional example.
1…堤体 2…底布 3…水チューブ 4…水注入バルブ 5…網体 6…土砂注入バルブ 7…海底 8…捨石 9…アスファルトマット 10…ケーソン 11…充填材 12…蓋 13…かまぼこ体 1 ... Embankment 2 ... Bottom cloth 3 ... Water tube 4 ... Water injection valve 5 ... Net body 6 ... Sediment injection valve 7 ... Sea bottom 8 ... Rubble stone 9 ... Asphalt mat 10 ... Caisson 11 ... Filler 12 ... Lid 13 ... Kamaboko body
Claims (2)
て中空なかまぼこ体を形成し、このかまぼこ体の左右端
の開口を土砂注入バルブを設けた網体で閉塞し、かまぼ
こ体内に土砂を充填したことを特徴とする堤体。1. A hollow kamaboko body is formed by continuously connecting water tubes in an arch shape on a bottom cloth, and the openings at the left and right ends of the kamaboko body are closed by a net body provided with a sediment injection valve. A levee body characterized by being filled with earth and sand.
をアーチ状に連設し、その左右の両側開口を土砂注入バ
ルブを設けた網体で閉塞し、かかる弾性チューブ付きの
底布を海底または水底に敷きのばし、水注入バルブから
台船に設けたポンプによって海水または湖水を送りチュ
ーブを膨らまして水チューブによるかまぼこ体を形成
し、次いで、土砂注入バルブから台船に設けた浚渫ポン
プによって海底または水底の土砂をかまぼこ体の内部に
吹き込み充填させることを特徴とする堤体の構築方法。2. A tube having a water injection valve is continuously connected to the bottom cloth in an arch shape, and openings on both left and right sides thereof are closed by a net body provided with a sand and sand injection valve, and the bottom cloth with the elastic tube is seabed. Or spread it on the bottom of the water, pump seawater or lake water from the water injection valve with the pump provided on the pontoon to inflate the tube to form a boiled fish body, and then form the sand bottom with the dredging pump provided on the berth from the sediment injection valve Alternatively, a method for constructing a dam body is characterized in that the sand on the bottom of the water is blown into and filled into the inside of the kamaboko body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7043795A JPH08239817A (en) | 1995-03-03 | 1995-03-03 | Embankment body and construction method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7043795A JPH08239817A (en) | 1995-03-03 | 1995-03-03 | Embankment body and construction method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH08239817A true JPH08239817A (en) | 1996-09-17 |
Family
ID=12673688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7043795A Pending JPH08239817A (en) | 1995-03-03 | 1995-03-03 | Embankment body and construction method thereof |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH08239817A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100532696B1 (en) * | 2003-11-27 | 2005-11-30 | 김이중 | Fluid isolation device with fluid bag |
US7690865B1 (en) | 2009-07-21 | 2010-04-06 | Stewart Tommy D | Flood prevention device |
KR101318368B1 (en) * | 2013-02-05 | 2013-10-16 | 군산대학교산학협력단 | Land reclamation and polluted soil purification method using geotextile mesh type tube capable of discharging water |
KR101971137B1 (en) * | 2018-07-19 | 2019-04-22 | 군산대학교산학협력단 | Geotextile Tube having different AOS partially |
CN114032835A (en) * | 2021-12-14 | 2022-02-11 | 厦门理工学院 | Anchor-free flexible breakwater and installation method thereof |
-
1995
- 1995-03-03 JP JP7043795A patent/JPH08239817A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100532696B1 (en) * | 2003-11-27 | 2005-11-30 | 김이중 | Fluid isolation device with fluid bag |
US7690865B1 (en) | 2009-07-21 | 2010-04-06 | Stewart Tommy D | Flood prevention device |
KR101318368B1 (en) * | 2013-02-05 | 2013-10-16 | 군산대학교산학협력단 | Land reclamation and polluted soil purification method using geotextile mesh type tube capable of discharging water |
KR101971137B1 (en) * | 2018-07-19 | 2019-04-22 | 군산대학교산학협력단 | Geotextile Tube having different AOS partially |
CN114032835A (en) * | 2021-12-14 | 2022-02-11 | 厦门理工学院 | Anchor-free flexible breakwater and installation method thereof |
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