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Matches 151 - 200 out of 1,872

Document Document Title
JP6712306B2  
JP2020090811A
[Subject] A constructing method of a waterproof wall which has sufficient intensity and can also use Na type bentonite is provided. [Means for Solution] It is a constructing method of a waterproof wall which supplies and agitates bentoni...  
JP2020090810A
[Subject] A constructing method of a waterproof wall which can build a waterproof wall which there is no problem in the mixture nature of bentonite and the foundation, and has sufficient intensity is provided. [Means for Solution] It is ...  
JP2020090809A
[Subject] A constructing method of a waterproof wall which can build a waterproof wall which there is no problem in the mixture nature of bentonite and the foundation, and has sufficient intensity is provided. [Means for Solution] Fluid ...  
JP2020079534A
To provide a guide device for underwater descending of a cofferdam structure used in a pier repair/reinforcement work which is also usable for a pier having such a shape that a diameter is not constant and a pier having an inclined shape...  
JP6698409B2  
JP6687974B2  
JP6688263B2  
JP2020051046A
To provide an installation method of a cofferdam structure used for bridge footing repair and strengthening work allowing the cofferdam structure to be stably lowered into water even at a site in a strong stream.An installation method of...  
JP6673542B2  
JP6664682B1
[Subject] A float platform suitable for construction of a temporary tightening OFF structure is provided. [Means for Solution] Float platform FP1~FP8 equips the surroundings of bridge pier 10~10B with work float 2~2G. Work float 2~2G can...  
JP6664681B1
[Subject] A leak can be prevented by easy work and a temporary tightening OFF structure which a liner plate which is a main component can be made easy to re-use is provided. [Means for Solution] It is provided so that lateral surface 7c ...  
JP6661375B2  
JP6653839B1
[Subject] An execution method of a temporary tightening OFF structure which can lessen underwater work by a diver is provided. [Means for Solution] Work float 2 which has the installation process of installing float platform FP1 which fl...  
JP6650981B1
[Subject] Even if a stream is the strong spot, provide the installation construction method of the temporary tightening end structure which uses a temporary tightening end structure for bridge pier repair and reinforcement work with poss...  
JP2019210663A
To reduce work load and construction equipment during construction.There is provided a method for constructing water blocking wall structure 100 where hollow segments 2,4,6,8 in which internal spaces are defined by walls are jointed in h...  
JP2019210664A
To exert water blocking effect between a water blocking wall structure and its installation surface.There are provided water blocking wall structures 70, 75 attached to a water blocking wall structure in which hollow segments in which in...  
JP2019210662A
To reduce work load for construction and deconstruction of a water blocking wall structure and to realize construction and deconstruction with less work equipment.There is provided a method for constructing water blocking wall structure ...  
JP2019210652A
To reduce the number of necessary pumping wells without drilling the pumping well deeper.A ground water level lowering method is the ground water level lowering method to lower water level h of the ground 10 by pumping ground water from ...  
JP6619204B2  
JP2019199767A
To easily lower a ground water level using a water pumping device when earth retaining is installed in a place where a ground water level is at a comparatively deep position and foundation is excavated.A water pumping device 20 includes ...  
JP2019183569A
To provide an installation method for a cofferdam structure used in bridge pier maintenance and strengthening works, which can clean the top of a bed protection without requiring underwater works of divers during the cofferdam structure ...  
JP2019183410A
To provide a recharge method and a recharge well system realizing cleaning effect to prevent decrease of water injection performance.A recharge well system 20 is provided with a drainage pump 25 pumping water from a recharge well pipe 21...  
JP2019183570A
To provide a water-stop method for a cofferdam structure used in bridge pier maintenance and strengthening works, in which water stop woks for the cofferdam structure can be easily carried out above water without requiring underwater wor...  
JP2019157566A
To provide a groundwater level raising system and the like which can be applied even when space is limited and which can easily raise groundwater level.A groundwater level raising system 2 is used in pumping from a subsoil 1 and excavati...  
JP6563343B2  
JP6559289B1
[Subject] Provide a cut-off method of a temporary tightening end structure used for bridge pier repair and reinforcement work on which water cutoff work of a temporary tightening end structure is easily done on water surface, without req...  
JP2019127701A
To properly perform underground water pumping control on the basis of the data acquired at construction sites.An acquisition unit 22 of a water pumping control device 100 acquires the underground water level information of the constructi...  
JP2019108766A
To provide a maintenance method of frozen soil and a construction method of frozen soil which can construct frozen soil in a short period and which can properly maintain frozen soil thickness by preventing thawing and excessive formation...  
JP6498395B2  
JP6480745B2  
JP6475310B2  
JP6463146B2  
JP2019007216A
To provide a disassembling method capable of easily disassembling a timbering.When disassembling a vertically installed timbering unit 10 inside a steel pipe sheet pile 4 cutting off a water area after drying up the inside of the steel p...  
JP2019007232A
To provide an installation method of a timbering and the like capable of easily and properly installing a timbering.When installing a timbering unit 10 inside a steel pipe sheet pile cutting off a water area, a bracket body 82 including ...  
JP6450954B2  
JP6454674B2  
JP6447046B2  
JP6448085B2  
JP2018197470A
To provide a recharge method that makes it possible to preferably maintain water pouring performance of a water pouring well for a long time and enables efficient and effective operation.A recharge method includes: by a filtering device ...  
JP2018197469A
To provide a recharge system and a recharge method that are capable of eliminating sewage water discharge of effluent such as underground water at the time of maintenance, and makes it possible to implement efficient and inexpensive pref...  
JP2018197472A
To provide a recharge method that makes it possible to appropriately perform optimum setting of a specification and the like of a filter device.A recharge method including removing an insoluble substance in object water W1 by filtering t...  
JP2018197471A
To make it possible to preferably supply a precoat material and accurately form a precoat layer on a surface of a spring-type filter.A recharge method including removing an insoluble substance in object water W1 by filtering the object w...  
JP2018193836A
To provide a cofferdam construction method which almost dispenses with an underwater work, and achieves improvement of working efficiency, shortening of a construction period, and cost reduction.A cofferdam construction method for constr...  
JP2018188799A
To provide a water discharge sump whose structure is simple and manufacturing cost is low, and which can solve clogging of a suction port of a submerged pump, and to provide a sump water discharge method.A water discharge sump 10 at leas...  
JP2018178421A
To provide a method for lowering a groundwater level to allow the groundwater level to be effectively lowered.A method for lowering a groundwater level of the present invention is configured by arranging porous materials on a bottom wall...  
JP6402656B2  
JP6401574B2  
JP2018154997A
To provide a wall body structure capable of omitting a connecting member to which a tensile force is applied by connecting a pair of wall bodies.A wall body structure 1 having a filling material 13 includes a first wall body 8A in which ...  
JP6400424B2  

Matches 151 - 200 out of 1,872