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JP2022161365A |
To provide a civil engineering structure skeleton with an excellent creep characteristic and a high void ratio, of which the number of materials is small and each material can be rigidly fixed, by only manual work, in the horizontal/vert...
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JP7157418B2 |
To prevent damage even with collision with a drift object, and make a durable period long.A cut-off device cuts off water at a gap part formed in a vertical direction between a first structure and a beam part between a pair of columnar p...
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JP7154534B2 |
To provide a sand control dam that does not require a concrete structure and, as a result, can be built even in a valley sandwiched between natural grounds.A ring-type net 18 extending from a bottom B side of a valley R sandwiched betwee...
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JP7154305B2 |
Embodiments herein relate to a ground sealing arrangement for a portable flood barrier further comprising a vertical wall. The ground sealing arrangement is arranged to be positioned on the ground. The ground sealing arrangement comprise...
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JP7153752B2 |
To provide a state amount prediction support system which properly presents region information to be a ground of predicting the state amount of a dam.A state amount prediction support device 10 includes an input unit 12 and a related-reg...
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JP2022155761A |
To provide an economical and safe flowing-down object amount estimation method and a flowing-down object capturing body.A flowing-down object capturing body 10 for capturing flowing-down objects at an erosion control dam comprises: flexi...
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JP7153536B2 |
To provide a gate capable of preventing damaging of a door body in an open state.A gate 1 capable of opening/closing a flowing water channel 101 comprises: a liftable door body 2; a lifting device that lifts the door body 2; and a guide ...
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JP7150336B2 |
To provide a water proof device, a water proof device monitoring system, and a water proof device monitoring method capable of obtaining information related to a water proof plate standing by buoyance.A water proof device 10 of this inve...
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JP7148351B2 |
To provide a stop-log that can ensure safety when seawater is filled into a seawater intake channel.Right and left water conduits 14R and 14L are provided at an upper end of an upper stage stop-log door body 11 so as to penetrate from a ...
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JP7148477B2 |
To autonomously perform the standing motion of a restraining rod even if a hoist becomes inoperable.A rising gate type breakwater 1 comprises: a door body 10 that stands up by buoyancy; a restraining rod 31 that stops a falling motion of...
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JP7148430B2 |
To provide a stopper device reducing force required to lodge a stopper rod.A stopper device 30 of an erectable flap gate type breakwater structure is provided with: a stopper rod 31 arranged at a lower part of a gate body in a lodged sta...
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JP7148314B2 |
To provide a flange joint in which a cover portion is not easily dropped even if boulders or the like flowing from an upstream collide.A flange joint 1 comprises a first flange 2, a second flange 3 abutted and joined to the first flange ...
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JP7148352B2 |
To provide a stop-log hanging jig that can be used for a stop-log stored in a flat stacked state.A stop-log hanging jig 10 comprises: a rod-shaped lifting beam 11; a hanging hook connecting rod 14 attached below a central portion of the ...
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JP7148353B2 |
To provide a stop-log and a storage method of the stop-log capable of improving workability by stack storage.A stop-log 10 is divided into upper stage, middle stage and lower stage stop-logs 20, 30, 40. The upper stage, middle stage and ...
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JP2022144521A |
To provide a flood damage prevention device, which is easy to transport, can be quickly installed in various locations, and can reduce flood damage.A flood damage prevention tool 1 installed at a position where flooding is assumed includ...
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JP2022143971A |
To provide a membrane-like lifting gate capable of suppressing water leakage upon water cut-off to improve reliability.A membrane-like lifting gate 1 is configured to cut off water by moving a membrane body 10 to an upstream side of a ca...
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JP2022143147A |
To provide a user detection system which promptly performs confirmation work and warning work of a user in a specific area including a river at a downstream side of a dam, a user detection method and the dam.The present invention relates...
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JP2022143543A |
To provide a technique allowing a structure of a sand control dam to be easily changed from a non-passing-through type to a passing-through type.A steel pipe wall body is provided with a plurality of steel pipes 51 having their longitudi...
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JP7145102B2 |
To provide a floating body type gate which can be easily inspected with simple constitution.This floating body type gate includes: a gate body 1 which is moved by buoyancy when water flows therein and dams the water; and an energization ...
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JP2022137747A |
To secure a water storage amount in advance based on an unexpected rainfall forecast and to prevent water shortage after the rainfall even when the forecast is inaccurate.The present invention relates to a dam water storage volume adjust...
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JP2022136553A |
To provide a posture changing system of handrails of a dam and an upper surface road thereof capable of suppressing breakage of the handrails erected from the upper surface road of the dam due to collision of drifts contained in wave pre...
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JP2022134557A |
To improve quality of a dam body.A dam body construction method comprises: a first installation step of erecting a formwork 40 having a front face 40a and a rear face 40b at an opposite side to the front face 40a and installing concrete ...
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JP2022134556A |
To improve integrity of an existing dam body and a new dam body.A dam body construction method comprises: a steel material installation step of installing a steel material 30 in an existing dam body 10 so as to protrude from a wall face ...
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JP2022133020A |
To accurately determine the presence of an abnormality in an opening/closing device.In a water gate facility 10, an opening/closing device 3 having a motor 311 is connected to a door body 2 through a wire rope 11. In an abnormality detec...
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JP7133173B2 |
To prevent rocks, drift woods, and the like from directly hitting a screen attachment portion.A catching body 2 includes a plurality of support columns 20 and a vertical material 62 that runs between the support columns 20, and makes flo...
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JP2022125525A |
To provide a flap gate allowing resistance increase when a door body starts to stand up to be suppressed even if side water seal gum is frozen when the door body is in a lodged state.A flap gate 1 is provided with: a door body 10 erectin...
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JP2022124943A |
To be able to reduce air-water mixed drainage operation time at a pump gate of which multiple pumps are mounted on one gate.In step S107, when the suction side water level is equal to or lower than the second operating water level H2 (se...
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JP2022124060A |
To reliably collect and discharge water entered from a gap between a waterproof plate 4 bringing imperviousness to an opening E and a support rail 3.A water collection groove 8 to collect water entered inside of an opening and not preven...
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JP7125768B2 |
To provide a novel control device that controls water feeding of a water feeding device.A control device controls water feeding of a water feeding device that adjusts water feeding by operating a partition or an operation part that opera...
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JP7125139B2 |
To allow easy connection operation and maintenance of piping by connecting an inspection frame with an inspection opening to a body frame.A water cut-off device 1 cuts off water with a water cut-off plate 50 which is buried in the ground...
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JP7125138B2 |
To provide a water stopping device with which water flowing into the device can be drained to a rainwater channel even during power failure.A water stopping device 1 which is buried underground or below floor and in which a water stoppin...
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JP7123200B2 |
To provide a driving mechanism which can automatically close a gate even when a commercial power source is failed, dispenses with a special facility such as compressed gas, and is easy in maintenance management.A driving part 18 is confi...
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JP7122203B2 |
To propose a levee body drilling method and discharge piping construction method that can reduce work time and costs when constructing.The levee body drilling method includes a drilling step for forming a bottomed vertical hole 3 by dril...
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JP3238759U |
A slide rail type flood prevention gate structure is provided that takes into consideration the prevention of flooding, has a high response speed, and saves labor. A sliding rail type flood prevention gate structure including a wall 1, a...
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JP2022120564A |
To provide a film-like cut-off device which can cope with cut-off between wide range diameters, and reduces a weight of each constituent member so as to be capable of being mounted in a short time at the time of emergency or the like.In ...
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JP7118710B2 |
To effectively install a capturing body without additional work to an existing dam, enable reduced cost and time for construction, and capture drift wood or the like that may enter from a lateral side of the capturing body.A dam structur...
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JP7118709B2 |
To provide a dam capable of preventing sediment from flowing through and suppressing the sediment to pass through a permeable part.A dam 1 in accordance with the present invention comprises an upstream wall part 12 facing an upstream sid...
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JP2022117850A |
To easily construct a capturing body in a non-transmission type dam within a short time.A dam (1) having a drainage part (22) comprises a capturing part (3) that is provided in a wall part oppositely to at least the drainage part and cap...
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JP2022116593A |
To improve the efficiency of joint cutting work for construction targets such as dam bodies.A joint plate insertion device 10 includes: a base machine 20 having a vehicle body 21 that can run on an upper surface 2 of a construction targe...
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JP7116586B2 |
This method for installing a flap gate 1 provided with a support part 16 and a door body 10 which has a base end 12 rotatably supported by the support part 16 and stands up from a lying state by rotation is provided with: a surface forma...
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JP2022113939A |
To provide a permeable check dam improved in safety and providing safety feeling to inhabitants.A permeable check dam has at least a pair of sleeve parts 101 erected at predetermined intervals in the width direction of a river K, and an ...
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JP2022113829A |
To provide a structure construction method which is suitable for unmanned construction of a structure.A construction method of a mold 103 includes a block arrangement step of arranging a mold block 1 by a heavy machine mounted with an at...
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JP7112875B2 |
To enable easy installation of a capturing body and reduce cost and time for construction.A dam 1 having a water notch part 22 includes a capturing body 3 that faces at least the water notch part 22, provided on a wall surface 23 on the ...
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JP2022111541A |
To provide a drifting object capture structure preventing a captured object from blocking a water conduction cross section on the downstream side.A drifting object capture structure 1 is provided with a capturing body 10 and a flow guide...
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JP2022110514A |
To provide a technique of accurately mounting a suspending member used for suspending a steel column member constituting a capturing body at a prescribed position.A mounting tool 1 is used for mounting a suspending member, which is mount...
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JP2022533357A |
The present invention is a two-joint device and system with at least one active element, where the active element is an edge M with two points M1 and M2, where M1 is different from M2. An edge M, a rotating element connected to the edge ...
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JP7104396B2 |
To provide a rope protection member for a dam and a dam that protects a rope disposed at an upper end portion of a net body for damming a falling material when a debris flow occurs.When a ring net (net body) 18 is extended and stretched ...
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JP7104579B2 |
To provide an opening and closing device of a sluice gate making a mechanism for transmitting a rotational force of a driving shaft of an opening and closing device of a sluice gate whose rotation number is adjusted to an outside opening...
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JP2022106504A |
To provide a load detection device which can be easily attached to and detached from a rod material and a gate opening/closing device comprising the same.A load detection device 10 provided in a gate opening/closing device which makes a ...
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JP2022106459A |
To quickly determine the optimum value of a parameter which affects a compaction propriety of a mixture containing a cement-based solidification material in which an admixture is blended.An admixture addition amount determination method ...
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