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Matches 351 - 400 out of 1,828

Document Document Title
JP4529529B2  
JP4532337B2  
JP2010180701A
To provide a method of laying a drainage pipe preventing the drainage pipe from being pulled out together with an outer pipe of a double pipe and/or being twisted upon pulling out the outer pipe, when the drainage pipe is laid in a hole,...  
JP4528652B2  
JP4527158B2  
JP4509812B2  
JP2010138641A
To provide a daily use well which enables the long-term use of a construction well constructed for drainage, and a method for constructing the daily use well. This daily use well 1 includes: a tubular outer pipe 9 which is installed in i...  
JP2010138642A
To provide a well from which ground water can be taken without the use of the power of a pump etc. when a construction well constructed for drainage is utilized as the well, and a method for constructing the well. The well 1 includes: a ...  
JP4486585B2  
JP4485674B2  
JP2010116688A
To provide a groundwater management system which can control a water level with high accuracy while preventing the level in a well from excessively decreasing with a small number of pumping wells.The groundwater management system which p...  
JP4461914B2  
JP4459222B2  
JP2010077690A
To surely prevent the air in a work chamber from leaking to the outside of a caisson body automatically without a need for human labor.The air leakage prevention device 10 in a pneumatic caisson method includes an underground water press...  
JP2010007450A
To provide a groundwater flow conservation method which enables the design of water passage facilities to be properly performed by means of an equivalent coefficient of permeability giving consideration to a groundwater flow to the water...  
JP2010001615A
To provide an installation method for a water cut-off box for installing the water cut-off box efficiently without using large-scale supporting facilities and machinery and materials needed for the installation by letting the water cut-o...  
JP4381855B2  
JP4379086B2  
JP4374939B2  
JP4376760B2  
JP2009263971A
To provide a construction method for a temporary structure and an underground structure for pumping water in an underground space surrounded by a soil retaining wall easily and inexpensively and preventing the work for constructing a ske...  
JP4360675B2  
JP4355432B2  
JP4344795B2  
JP4339708B2  
JP2009221727A
To provide a low-cost and short-term freezing method for ground around an existing small-sized underground structure, which is excellent in a surrounding environment.In this freezing method for the ground around the existing small-sized ...  
JP2009209599A
To provide a temporary cofferdam work caisson capable of securing water pressure control and sufficient cutoff ability, and an installation method therefor.This temporary cofferdam work caisson 1 formed into a planar annular shape by joi...  
JP2009209581A
To provide a leaked air recovery device for use in a caisson method, which is simple in structure, recovers leaked air leaking outside from a caisson work chamber, and preferably returns air contained in the leaked air to the atmosphere ...  
JP4331016B2  
JP4330944B2  
JP2009197411A
To provide a construction method for lowering underground water level for reducing cost of facility and man-hours of work.In this construction method, an open soil retaining wall 2 is constructed between a construction zone and an excava...  
JP4319754B2  
JP2009179945A
To provide a well conduit for a road, conducive to the construction of the road even in a place where groundwater wells up from ground in a lower stratum, and a construction method for the well conduit for the road; and to provide a well...  
JP2009180018A
To further enhance the level of water cut-off by an elastic member when the periphery of an underwater structure is brought into a waterless dry working environment.This structure for a cofferdam comprises a working caisson 16 having one...  
JP4293649B2  
JP4293435B2  
JP4280213B2  
JP4281567B2  
JP2009121062A
To provide a method for preventing the oxidization of groundwater in a well in the nonuse of the well, and the well for use in the method.The well 1 comprises: a column pipe 13 for collecting the groundwater inward; an injection section ...  
JP2009121215A
To shorten a construction period when building a sump which is cast in place.At the bottom of a water tank, the sump is configured with a box body 1 made of reinforced concrete, enamel or metal with the inner/outer faces coated and a cut...  
JP2009121174A
To provide a freezing device, a frozen ground calculation system, a freezing method, etc. for shortening the frozen ground formation period by knowing the minimum time of frozen ground formation required for placing the frozen ground in ...  
JP2009121063A
To provide a service well which is usable during and after works such as the construction of an underground structure and not damaged even if a horizontal load due to an earthquake acts thereon and also provide a method of constructing t...  
JP2009102837A
To provide an inter-structure sealing bag installed in the gap between structures and capable of easily and properly preventing water from leaking by a hydraulic pressure acting to the gap from the outside.This inter-structure sealing ba...  
JP2009102836A
To provide a sealing method for civil engineering work, which is easily carried out only with a low cost, for preventing water leakage and sand leakage from a gap between an earth retaining wall and an existing underground structure even...  
JP4263824B2  
JP4259952B2  
JP2009085005A
To prevent water from flowing in the inside and outside of a partition by improving a deposited layer under a caisson by impermeable treatment and also performing the impermeable treatment for the base of the caisson at a partition bulkh...  
JP4255462B2  
JP2009074269A
To provide an underwater structure reinforcing method which is implemented by constructing a cofferdam wall around an underwater structure, extending short struts between the cofferdam wall and the underwater structure, and finishing add...  
JP2009068196A
To suppress an increase in a construction period and costs, which are required for a cofferdam construction method.A bearing pile 24 is installed on the outside of a place for installing the cofferdam wall 10, and a hanging girder 26 is ...  

Matches 351 - 400 out of 1,828