JP2958632B2 - Construction method and temporary gate of water stop wall for river construction - Google Patents
Construction method and temporary gate of water stop wall for river constructionInfo
- Publication number
- JP2958632B2 JP2958632B2 JP22056797A JP22056797A JP2958632B2 JP 2958632 B2 JP2958632 B2 JP 2958632B2 JP 22056797 A JP22056797 A JP 22056797A JP 22056797 A JP22056797 A JP 22056797A JP 2958632 B2 JP2958632 B2 JP 2958632B2
- Authority
- JP
- Japan
- Prior art keywords
- door
- gate
- door body
- water stop
- water
- 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.)
- Expired - Fee Related
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Description
【０００１】[0001]
【発明の属する技術分野】本発明は、河川工事用止水壁
の構築方法と、その構築の際に用いられる仮設ゲートに
関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for constructing a water stop wall for river construction and a temporary gate used for the construction.
【０００２】[0002]
【従来の技術】護岸工事や橋脚建設工事等の河川工事を
行う場合、工事施工区画の周囲に鋼矢板を打設してコ字
状又はロ字状の止水壁を構築して止水壁内の水をポンプ
で排出することが行なわれる。2. Description of the Related Art In the case of river works such as revetment work and bridge pier construction work, steel sheet piles are cast around construction work sections to construct a U-shaped or square-shaped water stop wall. The water inside is pumped out.
【０００３】この河川工事は通常数年という長期間を要
するので、台風や満潮時の逆流などで洪水が発生した場
合には、工事用止水壁の存在により水位が上昇して周辺
民家に床上浸水の被害を及ぼす虞があり、今迄にも床上
浸水の被害が出たことがある。[0003] This river construction usually takes a long period of several years, so if a flood occurs due to a typhoon or a backflow at the time of high tide, the water level rises due to the water stoppage wall for the construction and the surrounding private house is placed on the floor. There is a risk of damage due to inundation, and there has been damage to the floor.
【０００４】早期に洪水発生が予測される場合は、洪水
期に仮設物を撤去し、再設置すればよいが、手間とコス
トがかかり、その解決策が望まれている。[0004] If a flood is expected to occur early, the temporary object may be removed and re-installed during the flood season, but it is troublesome and costly, and a solution is desired.
【０００５】[0005]
【発明が解決しようとする課題】本発明は、洪水時に簡
単且つ迅速に対応することが出来る河川工事用止水壁の
構築方法と、その実施に好適な仮設ゲートを提供するこ
とを課題とするものである。SUMMARY OF THE INVENTION It is an object of the present invention to provide a method for constructing a water stoppage wall for river construction capable of easily and quickly responding to a flood, and a temporary gate suitable for implementing the method. Things.
【０００６】[0006]
【課題を解決するための手段】本発明は上記の課題を解
決するためになされたもので、第１の発明は、工事施工
区画を囲む止水壁中、流れの方向の止水壁を鋼矢板で構
成すると共に、河川の巾方向の止水壁は角落しゲートお
よび／又は起伏式ゲートより成る仮設ゲートで構成し、
且つ前記鋼矢板で構成した止水壁と、仮設ゲートで構成
した止水壁とを止水ゴムを介して連結することを特徴と
する河川工事用止水壁の構築方法である。Means for Solving the Problems The present invention has been made to solve the above-mentioned problems, and the first invention is to provide a waterproof wall surrounding a construction work section, wherein the waterproof wall in the direction of flow is made of steel. In addition to being constructed with sheet piles, the water blocking wall in the width direction of the river is constructed with temporary gates consisting of angle drop gates and / or undulating gates,
In addition, there is provided a method for constructing a water stop wall for river works, wherein a water stop wall formed of a steel sheet pile and a water stop wall formed of a temporary gate are connected via a water stop rubber.
【０００７】また、第２の発明は第１の発明実施に好適
な仮設ゲートに関するもので、框部材と、この框部材に
連結する戸溝又は戸当りを設けた２本以上の柱部材及び
足部材と、前記柱部材と足部材とに連結する控え部材を
それぞれボルトとナットで連結し、且つ柱部材と足部材
に前記控え部材の端部に設けた取付板と係合するストッ
パーを各設けると共に前記柱部材に設けた戸溝に扉体を
挿入又は柱部材の戸当りを設けた側に扉体を起伏自在に
取付ける構造としたものである。The second invention relates to a temporary gate suitable for the first invention, and includes a frame member, two or more pillar members provided with a door groove or a door stop connected to the frame member, and a foot. The member and the holding member connected to the pillar member and the foot member are respectively connected by bolts and nuts, and the pillar member and the foot member are provided with stoppers for engaging with mounting plates provided at the ends of the holding member. In addition, a door body is inserted into a door groove provided in the pillar member, or the door body is mounted on the side of the pillar member provided with a door stop so as to be able to be raised and lowered.
【０００８】また、第３の発明は、同じく第１の発明実
施に好適な起伏式仮設ゲートに関するもので、機枠の戸
当り側に扉体の下部を枢着した起伏式仮設ゲートであっ
て、前記扉体の戸当り面に防水材を設け、扉体下部のヒ
ンジ部は、扉体と機枠の何れか一方に斜の長孔を、他方
にはその長孔を貫通するピンを設けて閉鎖時に扉体が機
枠の戸当り方向に移動する構造とし、扉体の上部には掛
止ピンを、また機枠にはそのピンと掛合する把手付引掛
金具を枢着した構造としたものである。Further, a third invention relates to an up-and-down temporary gate which is also suitable for the first embodiment of the invention. The up-and-down temporary gate has a lower portion of a door pivotally attached to a door stop side of a machine frame. A waterproof material is provided on the door stop surface of the door body, and a hinge portion at the lower part of the door body has a slanted oblong hole in one of the door body and the machine frame, and a pin penetrating the oblong hole in the other. When the door is closed, the door body moves in the direction of the door stop of the machine frame.The upper part of the door body has a locking pin, and the machine frame has a hook with a handle that engages with the pin. It is.
【０００９】[0009]
【作用】第１の発明による止水壁の構築方法は、各止水
壁の設置精度をあまり必要としないので、構築が容易で
ある。また、洪水時には河川の巾方向に設けた仮設ゲー
トを開披すれば、止水壁設置による水位の上昇は避けら
れる。The construction method of the water stop wall according to the first invention does not require much installation accuracy of each water stop wall, so that the construction is easy. In addition, if a temporary gate is installed in the width direction of the river during a flood, the rise of the water level due to the installation of a cutoff wall can be avoided.
【００１０】また、第２の発明による仮設ゲートは、各
部材をボルトとナットで結合して組立てる方式のもので
あるので、仮設物としての組立、撤去、保管等に便利で
あるばかりでなく、この構造によると、控え部材を止め
るためのボルト及びナットの数を少く出来る。Further, the temporary gate according to the second invention is of a system in which the members are assembled by connecting the members with bolts and nuts, so that it is not only convenient for assembling, removing and storing as a temporary object, but also According to this structure, the number of bolts and nuts for stopping the stay member can be reduced.
【００１１】また第３の発明による起伏式仮設ゲート
は、構造が簡単であると共に、開閉操作が簡単で洪水時
に直ちに対応できるという特長がある。[0011] Further, the up-and-down temporary gate according to the third aspect of the invention has the features that the structure is simple, the opening / closing operation is simple, and it is possible to immediately respond to a flood.
【００１２】[0012]
【発明の実施の形態】図１は第１の発明の実施例を示す
もので、１は工事施工区画、２は河川の流れの方向に打
設した鋼矢板で構成した止水壁、３は堤防４と止水壁２
の上流側端間に河川の巾方向に設けた角落しゲート４１
〜４３から成る止水壁、５は堤防４と止水壁２の下流側
端間に河川の巾方向に設けた止水壁で、起伏式ゲート５
１，５２と角落しゲート５３から構成されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows an embodiment of the first invention, wherein 1 is a construction section, 2 is a water stop wall made of steel sheet piles driven in the direction of river flow, and 3 is a water stop wall. Embankment 4 and water barrier 2
Corner drop gate 41 installed in the width direction of the river between the upstream end of
And 43, a water stop wall provided between the embankment 4 and the downstream end of the water stop wall 2 in the width direction of the river.
1 and 52 and a corner drop gate 53.
【００１３】図２は図１のＡ部の接続状態を示す詳細図
で、鋼矢板から成る止水壁２と角落しゲート４１とは止
水ゴム６を介して連結されている。FIG. 2 is a detailed view showing the connection state of the portion A in FIG. 1. The water stop wall 2 made of steel sheet pile and the corner drop gate 41 are connected via a water stop rubber 6.
【００１４】図３は図１のＢ部の接続状態を示す詳細図
で、鋼矢板から成る止水壁２と起伏式ゲート５１とを同
じく止水ゴム６’を介して連続し、止水ゴム６、６’の
下端はコンクリートで固めて漏水しないようにしてあ
る。FIG. 3 is a detailed view showing a connection state of a portion B in FIG. 1. The water stopping wall 2 made of a steel sheet pile and the undulating gate 51 are connected to each other via a water stopping rubber 6 '. The lower ends of 6, 6 'are solidified with concrete to prevent water leakage.
【００１５】図４は、角落しゲートと起伏式ゲートの機
枠の主要部の構成を示すもので、７はＩ型鋼を用いた框
部材、８は框部材７にボルトとナットで固定したＩ型鋼
を用いた柱部材、９は柱部材８とボルト１０及びナット
１１で接続したＩ型鋼から成る足部材、１２は柱部材８
と足部材９に両端をボルト１０とナット１１で固定した
控え部材である。FIG. 4 shows the structure of the main part of the machine frame of the corner drop gate and the up-and-down gate. Reference numeral 7 denotes a frame member using I-shaped steel, and reference numeral 8 denotes an I-frame fixed to the frame member 7 with bolts and nuts. A column member using a mold steel, 9 is a leg member made of an I-shaped steel connected to the column member 8 by bolts 10 and nuts 11, and 12 is a column member 8
And a foot member 9 having both ends fixed with bolts 10 and nuts 11.
【００１６】上記控え部材１２の取付部の構造は、通常
の構造とは相違し、水圧が柱部材８に加わった時ボルト
１０に与えられる剪断応力を受けるためのストッパー１
３，１３が柱部材８及び足部材９にそれぞれ設けられて
いて（実施例では金属平板が溶接してある）、ボルトと
ナットのみで接続する場合の必要個数の半分以下で接続
しても充分水圧に耐えることができる。The structure of the mounting portion of the retaining member 12 is different from the usual structure, and the stopper 1 for receiving the shear stress given to the bolt 10 when the water pressure is applied to the column member 8.
3, 13 are provided on the column member 8 and the foot member 9, respectively (a metal flat plate is welded in the embodiment), and it is sufficient to connect less than half of the required number when connecting only with bolts and nuts. Can withstand water pressure.
【００１７】また、Ｉ型鋼より成る柱部材８を角落しゲ
ートの扉板のガイドとして用いる場合は、ボルト１０の
頭がスライド面から突出しないように、柱部材８にはボ
ルト１０の頭が楽に入る大きさの孔１４を設けると共
に、控え部材１２側に補助板１５を溶接し、その補助板
１５にボルト孔１６を設ける構造とする。When the column member 8 made of I-shaped steel is used as a guide for the door plate of the corner drop gate, the head of the bolt 10 is easily attached to the column member 8 so that the head of the bolt 10 does not protrude from the sliding surface. In addition to providing a hole 14 large enough to fit therein, an auxiliary plate 15 is welded to the holding member 12 side, and a bolt hole 16 is provided in the auxiliary plate 15.
【００１８】図５は角落し仮設ゲートの正面図を示すも
ので、３は堤防、１７は図６に示すように、堤防３の法
面３ａに取付けたアングル１８，１８から成るガイド、
１９，２０は水密ゴム２１ａ，２１ｂを備えた扉体で、
扉体１９はガイド１７とＩ型鋼から成る柱部材８に、ま
た扉体２０は柱部材８，８間に適数枚挿入する（実施例
では３枚）FIG. 5 is a front view of the corner drop temporary gate, 3 is a dike, 17 is a guide comprising angles 18, 18 attached to the slope 3a of the dike 3, as shown in FIG.
19 and 20 are doors provided with watertight rubbers 21a and 21b.
The door body 19 is inserted into the guide member 17 and the column member 8 made of I-shaped steel, and the door body 20 is inserted between the column members 8, 8 in an appropriate number (three in this embodiment).
【００１９】各扉体２０は下縁に水密ゴム２２が設けら
れると共に、セット後連結部材２３で連結される。な
お、仮設ゲートの機枠は川下に移動しないように図７に
示すように、打設した鋼矢板２４に機枠の框部材７を掛
止させ、且つモルタル２５を打設して止める。Each door body 20 is provided with a watertight rubber 22 on a lower edge and is connected by a connecting member 23 after setting. As shown in FIG. 7, the frame of the temporary gate is hung by the frame member 7 of the frame and the mortar 25 is driven by the steel sheet pile 24 so as not to move downstream.
【００２０】図８の（ａ）は起伏式ゲートの正面図、
（ｂ）はその側面図で、前記框部材７、柱部材８、足部
材９及び控え部材１２をボルトとナットで結合し組立て
た機枠Ｈに扉体２６の下部を枢着して起伏自在とし、扉
体２６の両側にワイヤロープ２７の取付金具２８を設
け、両側上部を次に説明する掛止装置によって掛止する
ように構成されている。FIG. 8A is a front view of an undulating gate.
(B) is a side view of the frame member 7, the column member 8, the foot member 9, and the retaining member 12 which are combined with bolts and nuts, and the lower part of the door body 26 is pivotally attached to the assembled machine frame H to be able to be raised and lowered. Attachment fittings 28 for the wire rope 27 are provided on both sides of the door 26, and upper portions on both sides are configured to be hooked by a hooking device described below.
【００２１】図９は扉体２６のヒンジ部の構造及び掛止
装置の詳細を示すもので、この実施例のヒンジ部は、扉
体２６の下部に長孔２９を斜めに設けた突出片３０を設
け、框部材７には前記長孔２９を貫通するピン３１を設
けた受金具３２を設けて成るもので、図示のように、閉
鎖した時、扉体２６は柱部材８の戸当り方向に移動して
水密ゴム３３を戸当り面に圧接するように構成されてい
る。FIG. 9 shows the structure of the hinge part of the door body 26 and details of the latching device. The hinge part of this embodiment has a protruding piece 30 having a long hole 29 formed obliquely below the door body 26. The frame member 7 is provided with a metal fitting 32 provided with a pin 31 penetrating the long hole 29. As shown in the figure, when the door member 26 is closed, the door 26 And presses the watertight rubber 33 against the door stop surface.
【００２２】また扉体２６の掛止装置は、扉体２６の上
端に掛止ピン３４を備えた掛止金具３５を設け、柱部材
８に把手３６を備えたフック３７を枢着した構造となっ
ている。The hooking device for the door 26 has a structure in which a hook 35 having a hook pin 34 is provided at the upper end of the door 26, and a hook 37 having a handle 36 is pivotally attached to the column member 8. Has become.
【００２３】図１０はこの起伏式ゲートの動作を説明す
るための説明図で、（ａ）は扉体が完全に開披した状態
を示し、（ｂ）は閉鎖直前の状態を示すものである。FIGS. 10A and 10B are explanatory diagrams for explaining the operation of the undulating gate, wherein FIG. 10A shows a state in which the door is completely opened, and FIG. 10B shows a state immediately before closing. .
【００２４】この起伏式ゲートの開披は、図１におい
て、上流側の角落しゲート４をクレーン等を用いて開い
て工事施工区画１内に導水した後、把手３６をはね上げ
れば、水流によって簡単に開披する。閉じる場合は、図
８の（ｂ）のように、取付金具２８に接続したワイヤロ
ープ２７をウインチ等で引張ればよい。この場合、掛止
ピン３４がフック３７の傾斜部３７ａを押し自動的にロ
ックされるようになっている。In FIG. 1, after opening the corner drop gate 4 on the upstream side by using a crane or the like to guide water into the construction section 1 in FIG. Easy to show off. When closing, as shown in FIG. 8B, the wire rope 27 connected to the mounting bracket 28 may be pulled by a winch or the like. In this case, the locking pin 34 pushes the inclined portion 37a of the hook 37 and is automatically locked.
【００２５】次に、非常時（洪水時、台風時）における
本発明にかゝる止水壁の取扱いについて説明すれば、先
ず角落しゲート４の扉体１９，２０を撤去し、次に起伏
式ゲート５は扉体２６を開披して河川断面を拡大して災
害を防ぐ。Next, the handling of the water stop wall according to the present invention in an emergency (during a flood or typhoon) will be described. First, the doors 19 and 20 of the corner drop gate 4 are removed, and The expression gate 5 opens the door 26 to enlarge the river section and prevent disaster.
【００２６】図１の実施例の場合、角落しゲート４の扉
体１９，２０を先に撤去して、工事施工区画１内に水を
入れると、起伏式ゲート５の扉体２６はフック３７を掛
止ピン３４から外すことにより簡単に開披させることが
できるので、迅速に非常時に対応することができる。In the case of the embodiment shown in FIG. 1, the doors 19 and 20 of the corner drop gate 4 are removed first, and water is poured into the construction section 1. Can be easily unfolded by removing it from the locking pin 34, so that an emergency can be quickly dealt with.
【００２７】一方平常に戻った時、同じく上流側の角落
し仮設ゲートを先に閉じることにより、下流側の起伏式
ゲートに加わる水圧が小さくなるので扉体２６を楽に引
揚げ閉じることができる。On the other hand, when returning to the normal state, by closing the corner drop temporary gate on the upstream side first, the water pressure applied to the undulating gate on the downstream side becomes small, so that the door 26 can be easily pulled up and closed.
【００２８】実施例の上流には角落しゲート４を、下流
側には起伏式ゲート５を配置する構成は、上流側よりの
導水がない限り下流側ゲートは「開」とはならぬ為、上
下流両方より導水した場合のように工事施工区画１内で
発生する「うず」による事故を避けることが可能であ
る。The configuration in which the corner drop gate 4 is arranged upstream of the embodiment and the up-and-down gate 5 is arranged downstream is that the downstream gate does not open unless water is supplied from the upstream side. It is possible to avoid an accident due to “eddy” occurring in the construction section 1 as in the case where water is introduced from both the upstream and downstream sides.
【００２９】柱部材８と控部材１２の接合部が扉体１
９、２０の戸溝となっている場合、通常は接続用部材を
戸当に取付けた複雑な形式としなければならないが、図
４に示した実施例のように、柱部材８の取付部にボルト
１０の頭より大きな孔１４を明け、ダブリングをした板
１５と控え部材１２の取付板とをボルト結合する構造と
することにより接合部の構造が簡素化される利点があ
る。The joint between the column member 8 and the holding member 12 is the door 1
In the case of the door grooves 9 and 20, usually, the connecting member must be of a complicated type attached to the door, but as in the embodiment shown in FIG. By drilling a hole 14 larger than the head of the bolt 10 and bolting the doubling plate 15 to the mounting plate of the retaining member 12, there is an advantage that the structure of the joint is simplified.
【００３０】[0030]
【発明の効果】第１の発明による止水壁は、非常時（洪
水時、台風時）に仮設ゲートを開くことにより工事施工
区画の河川断面を迅速に拡大し、水位の急激な上昇を避
けることができるため、床上浸水の発生を防ぐことがで
きる。According to the first aspect of the present invention, the water stop wall opens the temporary gate in an emergency (at the time of a flood or a typhoon) to rapidly enlarge the river section of the construction section and avoid a rapid rise in the water level. Therefore, the occurrence of inundation on the floor can be prevented.
【００３１】第２の発明は、組立用ボルト・ナットの数
を少なくすることができるので、組立、撤去が容易な仮
設ゲートを提供することができる。According to the second aspect of the present invention, the number of bolts and nuts for assembly can be reduced, so that a temporary gate which can be easily assembled and removed can be provided.
【００３２】第３の発明は、構造簡単且つ開閉が容易
で、しかも水密性に優れた起伏式ゲートを提供すること
ができる。According to the third aspect of the present invention, it is possible to provide an undulating gate which has a simple structure, can be easily opened and closed, and has excellent watertightness.
【図１】第１の発明の実施例を示す概略図である。FIG. 1 is a schematic diagram showing an embodiment of the first invention.
【図２】図１のＡ部の詳細図である。FIG. 2 is a detailed view of a portion A in FIG.
【図３】図１のＢ部の詳細図である。FIG. 3 is a detailed view of a portion B in FIG. 1;
【図４】仮設ゲートの機枠の主要部の構成を示す一部截
断側面図である。FIG. 4 is a partially cut-away side view showing a configuration of a main part of a machine frame of a temporary gate.
【図５】角落しゲートの正面図である。FIG. 5 is a front view of a corner drop gate.
【図６】角落しゲートの詳細を示す拡大横断平面図であ
る。FIG. 6 is an enlarged cross-sectional plan view showing details of a corner drop gate.
【図７】角落しゲートの詳細を示す拡大縦断倒面図であ
る。FIG. 7 is an enlarged vertical sectional view showing details of a corner drop gate.
【図８】（ａ）は起伏式ゲートの正面図、（ｂ）はその
側面図である。FIG. 8A is a front view of an undulating gate, and FIG. 8B is a side view thereof.
【図９】起伏式ゲートの要部構造を示す拡大縦断側面図
である。FIG. 9 is an enlarged vertical cross-sectional side view showing a main structure of the undulating gate.
【図１０】起伏式ゲートの動作説明図である。FIG. 10 is a diagram illustrating the operation of the undulating gate.
１ 工事施工区画 ２ 止水壁 ３ 角落しゲート ４ 堤防 ５ 止水壁 ６，６’ 止水ゴム ４１〜４３ 角落しゲート ５１，５２ 起伏式ゲート ５３ 角落しゲート DESCRIPTION OF SYMBOLS 1 Construction section 2 Water stop wall 3 Corner drop gate 4 Embankment 5 Water stop wall 6,6 'Water stop rubber 41-43 Corner drop gate 51,52 Undulating gate 53 Corner drop gate
Claims (3)
向の止水壁を鋼矢板で構成すると共に、河川の巾方向の
止水壁は角落しゲートおよび／又は起伏式ゲートより成
る仮設ゲートで構成し、且つ前記鋼矢板で構成した止水
壁と、仮設ゲートで構成した止水壁とを止水ゴムを介し
て連結することを特徴とする河川工事用止水壁の構築方
法。In the water blocking wall surrounding the construction section, the water blocking wall in the flow direction is formed of steel sheet pile, and the water blocking wall in the width direction of the river is formed of a corner drop gate and / or an up-and-down gate. A method for constructing a water stop wall for river construction, comprising connecting a water stop wall formed of a temporary gate and the steel sheet pile to a water stop wall formed of a temporary gate via a water stop rubber. .
は戸当りを設けた２本以上の柱部材及び足部材と、前記
柱部材と足部材とに連結する控え部材をそれぞれボルト
とナットで連結し、且つ柱部材と足部材に前記控え部材
の端部に設けた取付板と係合するストッパーを設けると
共に、前記柱部材に設けた戸溝に扉体を挿入又は柱部材
の戸当りを設けた側に扉体を起伏自在に取付けたことを
特徴とする仮設ゲート。2. A frame member, two or more pillar members and foot members provided with a door groove or a door stop connected to the frame member, and a retaining member connected to the pillar member and the foot member are each bolted. A stopper which is connected with a nut and which is engaged with a mounting member provided at an end of the holding member is provided on the pillar member and the foot member, and a door body is inserted into a door groove provided on the pillar member or a door of the pillar member is provided. A temporary gate, wherein a door body is mounted on the side where a contact is provided so that the door body can be raised and lowered.
起伏式ゲートであって、前記扉体の戸当り面に防水材を
設け、扉体下部のヒンジ部は、扉体と機枠の何れか一方
に斜の長孔を、他方にはその長孔を貫通するピンを設け
て閉鎖時に扉体が機枠の戸当り方向に移動する構造と
し、扉体の上部には掛止ピンを、または機枠にはそのピ
ンと掛合する把手付引掛金具を枢着したことを特徴とす
る起伏式仮設ゲート。3. An up-and-down gate in which a lower portion of a door body is pivotally connected to a door stop side of a machine frame, wherein a waterproof material is provided on a door stop surface of the door body, and a hinge at a lower portion of the door body is a door body. And one of the machine frames is provided with a slanted oblong hole, and the other is provided with a pin that penetrates the oblong hole so that the door body moves in the door stop direction of the machine frame when closed. An up-and-down temporary gate, wherein a latching pin or a latch with a handle that engages with the pin is pivotally mounted on the machine frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22056797A JP2958632B2 (en) | 1997-07-14 | 1997-07-14 | Construction method and temporary gate of water stop wall for river construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22056797A JP2958632B2 (en) | 1997-07-14 | 1997-07-14 | Construction method and temporary gate of water stop wall for river construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1136318A JPH1136318A (en) | 1999-02-09 |
| JP2958632B2 true JP2958632B2 (en) | 1999-10-06 |
Family
ID=16753022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22056797A Expired - Fee Related JP2958632B2 (en) | 1997-07-14 | 1997-07-14 | Construction method and temporary gate of water stop wall for river construction |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2958632B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4486136B2 (en) * | 2008-01-31 | 2010-06-23 | 大豊建設株式会社 | Caisson connection method |
| JP5828520B2 (en) * | 2012-07-11 | 2015-12-09 | 株式会社奥村組 | Steel sheet pile joint water stop construction and spill prevention hardware |
| CN111809638A (en) * | 2020-07-03 | 2020-10-23 | 湖北省水利水电规划勘测设计院 | Blasting weir-breaking flood-discharging method |
| CN114134862B (en) * | 2021-11-05 | 2023-07-28 | 国网福建省电力有限公司 | Underwater trash device with water blocking function |
-
1997
- 1997-07-14 JP JP22056797A patent/JP2958632B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1136318A (en) | 1999-02-09 |
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