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Matches 251 - 300 out of 1,872

Document Document Title
JP2016205076A
To provide a joint part water cutoff method of an impervious wall, easy in coping with a case that a hindrance is caused in water cutoff performance of a joint part after installing a sheet pile, and capable of inexpensively forming a wa...  
JP6037770B2  
JP6027732B2  
JP2016182583A
To provide a gas sealing structure capable of sealing gas generated from a contaminated soil existing underground, in the contaminated soil.A sealing structure for sealing gas generated from a contaminated soil 10 which is surrounded by ...  
JP6008586B2  
JP6010070B2  
JP2016176198A
To provide a construction method for an underground impermeable wall with more excellent imperviousness to water, which has earthquake resistance brought about by ground followability and self-recoverability, which hardly produces sludge...  
JP2016165670A
To provide an inexpensive underground purification wall having excellent purification efficiency of ground water, capable of regenerating easily lowered clarification function.A step is repeated, in which a shape retention frame is inser...  
JP5984090B2  
JP2016148190A
To provide an installation method of a water filling well capable of preventing water filled in the ground from flowing out.An installation method comprises a process (a) of drilling a hole in the ground by a casing pipe 1 up to a lower ...  
JP2016135952A
To provide a water leakage repair device and a water leakage repair method capable of surely cutting off water leakage to the ocean from an existing concrete structure, by improving quality of an impervious layer formed on an undersurfac...  
JP2016135987A
To provide a steel sheet pile cofferdam structure capable of effectively preventing ground liquefaction from causing floatation of underground structure such as a tunnel, a buried pipe or a common duct, and to provide a construction meth...  
JP5956908B2  
JP5950281B2  
JP2016118024A
To provide a ground freezing method in which a thermal efficiency of coolant is good and a gas phase refrigerant is never discharged in the ground and air.A ground freezing system has a freezing pipe buried to freeze the ground and coola...  
JP5937488B2  
JP2016107224A
To provide a volume reduction processing device capable of effectively burying light weight wastes floating on water in a waste disposal site such as a landfill where a ground water level is high and ground water enters a non-discharge d...  
JP2016098540A
To provide a groundwater pumping-up and pouring management system and a groundwater pumping-up and pouring method, for efficiently pouring and restoring groundwater pumped up through a water pumping-up well into a target area's periphera...  
JP2016084585A
To enhance work efficiency of a pneumatic caisson method by setting a working air pressure lower than normally planned values, made possible by appropriately managing saturation degree of construction ground.Prior to installing a caisson...  
JP2016079591A
To easily cut off a work caisson when forming a work space by enclosing a part of a structure with the work caisson.A work caisson 30, which surrounds a part of a structure (weir column 2) to form a work space, includes a first inclined ...  
JP5898915B2  
JP5893794B1
[Subject] a dredge construction method which can reduce the amount of exhaust water sharply by driving in a temporary tightening OFF structure after having once stored water and earth and sand in a temporary tightening OFF structure to a...  
JP5885099B2  
JP5872960B2  
JP5872724B1
[Subject] It is attaching an injection nozzle of high pressure water to the lower end side of a liner plate pressed fit into the underwater foundation, art in which dry working clearance can be altogether built manually by pressing fit e...  
JP2016023429A
To cutoff water readily at a connection between an underwater structure and a working box, when partially performing cofferdam around the underwater structure.A fist box body 11 has a first edge part 21 in contact with a weir column 2 an...  
JP2016014290A
To provide a temporary shutoff method of an existing underwater structure which minimizes a dredge range, is also adaptive to the case where a cross-sectional shape of a bridge pier is changed, and can accurately perform press-fitting in...  
JP5828520B2  
JP5791886B2  
JP2015168981A
To provide a water intake device capable of pumping underground water of a deep part in a small diameter by a large pumping quantity.A water intake device comprises a casing pipe 1, a water intake pipe 2 arranged so as to form an annular...  
JP2015166546A
To provide a method and system capable of economically controlling underground water levels in the same aquifer.There is provided an underground water control method for forming a water flow in underground aquifer 8 by: inserting a pipe ...  
JP5780855B2  
JP2015105547A
To provide a temporary closing structure capable of improving construction efficiency when forming a work space required for work of an underwater structure.A temporary closing structures 1A-1C form temporary closing spaces S1-S3 on the ...  
JP5724222B2  
JP2015081453A
To provide an earthquake-resistant structure for a frozen soil wall that prevents inflow of groundwater into a nuclear power station even when a crack develops in the frozen soil wall.An earthquake-resistant structure for a frozen soil w...  
JP2015071873A
To efficiently perform steps from construction of an earth retaining wall to pumping of groundwater.After a sheet pile 30 is pressed into ground 92, some of jet pipes 50 are kept buried without being extracted from the ground 92, and gro...  
JP3196821U
[Subject] A stop device for cutting off water in a stream of groundwater is provided using an inflow and an outflow by natural water pressure of groundwater. [Means for Solution] It is a stop device for being laid under the underground G...  
JP2015048687A
To install a cofferdam in a low head environment while reducing construction period and cost.A low head mobile crane barge 10 includes a barge part 12 and a crane 14. The barge part 12 is U-shape with a concavity 20 on a side of a rectan...  
JP5681039B2  
JP2015031124A
To provide a groundwater guidance system that can easily transfer groundwater, and a groundwater guiding method.A groundwater guidance system 10 includes: a tubular part 11 that is inserted into an excavation hole A from above; a packer ...  
JP5661956B1
[Subject] A waterproof system which can intercept an inflow of groundwater towards nuclear reactor installation and with which it can present practical use is provided. [Means for Solution] Heat pipe 10 which was a waterproof system of t...  
JP5648498B2  
JP2014237952A
To provide a method for constructing an underground wall, capable of efficiently forming the underground wall in a cavity part existing underground.A pipe body 9 and a bag body 7 are inserted into a drilling hole 3. Then, a filler is sen...  
JP5643548B2  
JP2014234681A
To prevent a pressure-reduced state in a well pipe from being made maintainable due to air flowing into the well pipe when lowering a ground-water level by using a vacuum deep well.An inventive ground-water level lowering system 1 evalua...  
JP2014227660A
To seal sump water of groundwater by digging a hole around a building by a boring and inserting a refrigerant pipe into the borehole to freeze ground like a vessel, and to prevent the leakage and diffusion of internal contaminated water....  
JP2014218847A
To provide a temporary cofferdam wall capable of preventing sandbags from flowing out through easy construction.There is provided a temporary cofferdam wall 10 for temporary cofferdam that comprises a sandbag stack 11 formed by arranging...  
JP2014190072A
To facilitate tightening of a caisson to the side of a dam body in the water and suppress variations of tension acting on clamping hardware after the tightening as much as possible.Clamping hardware for underwater cofferdam has: a caisso...  
JP5598246B2  
JP2014161835A
To provide a structure of a sump capable of efficiently precipitating earth and sand in slurry, resulting in no damage to a submerged pump.A structure of a sump comprises: an outer cylinder arranged outside; and a spiral water channel ar...  

Matches 251 - 300 out of 1,872