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Matches 451 - 500 out of 1,836

Document Document Title
JP2007205077A
To reduce cost without manufacturing a special temporary coffering member. A temporary cofferdam 1 provided to surround a bridge pier is provided with a coffering wall 20 formed by annularly connecting a plurality of steel sheet piles 21...  
JP2007146568A
To provide a groundwater draining method which exerts high efficiency in collecting and draining groundwater in a landslide slope, and to provide a catchment well.The groundwater draining method is provided for draining groundwater under...  
JP3928226B2
To ensure the water cutoff properties of temporary cofferdam works. The temporary cofferdam works have a plurality of precast panels 20 being parted along the vertical direction and peripheral direction of a pier and having the same cons...  
JP3930345B2
To easily operate small-scale temporary coffering in a narrow space below a girder during aseismatic reinforcement work and the like for a bridge girder lower part when a column type structural body is immersed in the water. In this simp...  
JP3928225B2
To carry out economical execution by simply ensuring the stability of temporary cofferdam works. Temporary cofferdam works have a plurality of precast panels 20 being parted along the vertical direction and peripheral direction of a pier...  
JP3926804B2
To provide a bottom plate water cut-off method in an open caisson construction method, capable of surely preventing water leakage of a bottom part of a caisson skeleton in a short time. The caisson skeleton 1 is provided with a pipe 3 fo...  
JP3921161B2
To correspond even to rocking in a narrow space at a limited construction site and on board for expanding the utilization of steel slag, and to efficiently conduct neutralizing treatment. Steel slag as an infilling is charged to a caisso...  
JP2007120064A
To provide a construction method of a low temperature underground tank institution capable of efficiently carrying out work of the low temperature underground tank institution and reducing a construction cost as well as the shortening of...  
JP2007100401A
To provide an undergroundwater level lowering apparatus which is lightweight, equipped with a decompressing means free from an influence of an undergroundwater level, simple and economically advantageous, and applicable to execution of a...  
JP3888547B2
To provide an undergroundwater passage type pneumatic caisson, which does not obstruct the passage of undergroundwater more than required. In the pneumatic caisson 11 with an approximately cylindrical caisson skeleton 12, a work-room sla...  
JP3888174B2
To increase a construction efficiency. In this cofferdam closure method, the outer periphery of a bridge pier 1 is surrounded by a cylindrical cofferdam closure wall 14, the inside water is drained, and a reinforcing work is done. After ...  
JP3877534B2
To provide a sealing structure applicable to other general joint seals than a joint for a steel pipe sheet pile while solving the problems that a waste permeated water flows out of the joint for the steel pipe sheet pile, and its executi...  
JP2007009564A
To provide a water filling pipe structure of return underground water and a condensate well structure, capable of dispensing with cleaning operation, by preventing the occurrence of clogging by a floating suspended substance, bacteria an...  
JP3867984B2
To restrain noise of a vacuum deep well system pumping device; and to realize a small scale of the device. The vacuum deep well system pumping device has a casing pipe 10 embedded in a well W of the ground E, a separator tank 15 arranged...  
JP3870399B2
To provide an underground water control method for basement construction for not lowering a underground water level in the vicinity of an excavated site while treating the surplus soil of the excavated ground as dry surplus soil in const...  
JP3854799B2
To provide a work caisson and its installation method that can form the same dry working space as land in a narrow range without using a pile driving boat or the like, while easily removing the working place and coping with any environme...  
JP2006322155A
To provide a soldier pile lagging method capable of processing subsoil water or the like capable of being executed for constructing an earth retaining wall in the case the ground is excavated.The ground aiming for excavations is excavate...  
JP2006291474A
To provide a control system of ground water and a control method of the ground water by which an amount of pumped water, an amount of recharged water, and a level of the ground water around a pumping well and a recharging well are automa...  
JP3838011B2
To improve air leakage recovering efficiency. There are provided an air leakage recovering apparatus 10 consisting of first and second air leakage recovering filters 22 and 24, first and third lifting pipelines 26 and 30, and a lifting m...  
JP2006283484A
To provide a drainage pipe construction method preventing a drainage pipe from being pulled out together with the drainage pipe and/or being twisted when the outer pipe of a double pipe is pulled out when the drainage pipe (drainage pipe...  
JP2006263557A
To provide an excavation method of unneeded buried items for not leaving a wall in the ground after removing the unneeded buried items.At the time of forming an excavation hole H in an excavation object area, a frozen pipe 1 is embedded ...  
JP2006265964A
To provide a drainage treatment method capable of carrying out excavation not higher than a groundwater level in an impervious layer and carrying out drainage without giving any influence on the ground.A steel pipe 21 is driven by boring...  
JP2006249685A
To reduce an influence of an external force and manufacturing costs and enable reuse, by reducing the outside dimensions of a working caisson.The working caisson 10, which is composed of an annular steel shell formed by preassembling a p...  
JP2006249771A
To provide sure water cut-off performance, regardless of the existence of unevenness and an inclination of an existing footing, when cutting off water by placing a temporary closing work on the existing footing of an underwater structure...  
JP2006241935A
To provide a soil improvement device by which lap work of a joint part with an existing improvement body can be carried out easily, surely and in a short time.The soil improvement device 10 comprises an endless chain 40 having a pluralit...  
JP2006226061A
To form a hardly permeable layer efficiently and securely at a bottom between water cut-off walls in an underground drainage construction method.In executing the water cut-off wall 2 a water pumping pipe 3 for pumping underground water i...  
JP3811842B2
To provide a pumping well which can be installed in an underground construction site without hindrance and obviates labor and cost for removal or cutting-down, or the like of the well and further, which prevents deterioration of the wate...  
JP2006207153A
To provide an impervious sheet storage device capable of easily developing an impervious sheet by smoothly rotating the rolled impervious sheet and an installation method for the impervious sheet using the impervious sheet storage device...  
JP2006204981A
To provide a method of constructing a water barrier structure which enables construction with a relatively small construction machine and coping well with conditions associated with a narrow construction yard and improves the water barri...  
JP2006207254A
To provide a plier steel sheet pile and a method of driving a steel sheet pile using the plier steel sheet pile allowing the steel sheet pile to be easily and smoothly driven into a predetermined depth with simple equipment.One end parts...  
JP2006207314A
To provide a dry type working caisson and its installation method that can form the same dry working space as land around an underwater structure even in a place with a small under-girder space.The dry type working caisson 1 is formed by...  
JP2006194031A
To shorten a work term for the construction of bridge pier foundation in a river or the like by rationalizing the construction process so that the construction of pier pillars can be completed within a drought period of the year.An enclo...  
JP3794682B2
To largely shorten a construction period of multistage timbering, to reduce a cost, and to obtain accuracy, a speed, and safety of work for installing the timbering in a sheet pile well foundation construction method. This method constru...  
JP2006169900A
To provide an underground water draining device, a connecting pipe and a method for draining underground water, enabling to reduce cost and to improve strength of an outer pipe.The device is provided with a perforated pipe 11 having wate...  
JP3788245B2
To provide a cofferdam method capable of shortening a construction period and reducing a construction cost in a state hardly bringing 4 water pollution. A supporting device 24 is set in the neighborhood of a connecting section between th...  
JP2006144382A
To prevent a water suction effect from being impaired even if the underground water level falls regarding an underground water suction device and an underground water suction method.A strainer pipe 2 having inflow holes 2a of underground...  
JP3782855B2
To stop water easily and positively making use of water pressure applied to a water stop wall by installing a water stop seal at the bottom peripheral part of the water stop wall of truncated cone shape or truncated pyramid shape dividab...  
JP2006077567A
To provide a recharge method which eliminates the need for a filter assembly like a filter or a screen in a recharge well where clogging is not avoidable, and by which the ground water is surely returned without draining even when the am...  
JP2006070696A
To install a diaphragm wall in the ground containing an obstacle, with it remained in the ground.Side diaphragm wall prepared holes 51 and 52 deeper than a position of the obstacle, are formed on both sides of the obstacle 1. An diaphrag...  
JP2006070564A
To restrain noise of a vacuum deep well system pumping device; and to realize a small scale of the device.The vacuum deep well system pumping device has a casing pipe 10 embedded in a well W of the ground E, a separator tank 15 arranged ...  
JP3756889B2
To reduce the construction cost by surely performing drainage in a construction job site of an underground structure. A drainage box 1 is formed by a drum part 2 for installing an underwater pump 5 and a cylindrical part 3 provided on th...  
JP2006057446A
To provide a device and method which can form an especially high-quality trench wall.The device for forming the trench wall in the soil is provided with a frame, at least one lower cutting/mixed wheel, and at least one additional upper c...  
JP2006057447A
To construct quality uniform ditch walls in a way that a ditch is excavated, and excavated earth and a solidifying liquid agent are mixed together within the ditch and used for constructing the ditch walls.Digging wheels 12, 12' are oper...  
JP2006057294A
To provide a drainage method of a small well using together with a large depth vacuum drainage-a consolidation groundwater discharge method.In the drainage method of the small well using together with the large depth vacuum drainage - a ...  
JP3747198B2  
JP2005264500A5  
JP2005350904A
To provide an economical cofferdam structure and a cofferdam construction method.The cofferdam structure 18 is provided with a plurality of precast panels 20 of plate shape separably connected through cut-off members 21 interposed betwee...  
JP2005350979A
To provide an economical cofferdam structure and cofferdam method.This cofferdam structure 18 is provided with a plurality of separably connected precast panels 20 and installed to surround an underwater structure such as a bridge founda...  
JP2005344397A
To provide an underground water control method for basement construction for not lowering a underground water level in the vicinity of an excavated site while treating the surplus soil of the excavated ground as dry surplus soil in const...  
JP2005344460A
To provide a tunnel prelining method which enables construction, to be performed even in the natural ground including the spring ground, and also serves as measures against spring water.In the tunnel prelining method for excavating a tun...  

Matches 451 - 500 out of 1,836