| Document |
Document Title |
|
JP2001140265A |
To block a water spouting spot by lowering the ground-water level when high-pressure water spouts in an underground excavation surrounded by sheet piles due to the wall surface of a sheet pile or boiling. When high-pressure water spouts ...
|
|
JP3168197B2 |
To provide an anchor structure of a caisson and a construction method capable of promoting the stability of the caisson as a footing of a structure or reducing a sectional area of the caisson by the promotion to construct the economicall...
|
|
JP3163367B2 |
PURPOSE: To drill a hole and install a drainage pipe in the hole in less numbers of process without flowing out of sand by treating only water and prevent sand after the installation by using the drainage pipe as a screen pipe and take i...
|
|
JP2001115458A |
To reasonably construct a deep well together with an earth retaining wall by driving a well construction pipe as a part of an earth retaining wall forming pile while constructing the earth retaining wall, and achieving the excavation of ...
|
|
JP2001115457A |
To provide a method for automatically adjusting the water level of the inside and outside of a cofferdam so as not to generate the head between the inside and the outside of the cofferdam. In a closing method in rivers and seas, a pipe b...
|
|
JP3153407B2 |
PURPOSE: To enhance the efficiency of executing works of constructing a water- cut screen, ensure a high safety, suppress the costs, and perform works with high accuracy by providing possibility of continuous excavation of trench and con...
|
|
JP2001073357A |
To provide a coffering structure capable of conducting sufficient cutoff even when sheet piles are arrayed in a row or even when the sheet piles are deflected by water pressure or the like, while being capable of construction in a short ...
|
|
JP3144289B2 |
To economically create a water permeable bed having reliability. In the bottom part water barrier structure provided to the bottom part of the ground so as to cover the ground containing a polluted region from below, a plurality of injec...
|
|
JP2001032269A |
To provide a waste enclosing structure and its execution method which enables the simple and sure sealing of waste off only by an underground continuous wall regardless of whether a waste disposal area is newly established one or an exis...
|
|
JP2001020291A |
To provide a draining method which does not cause a factor responsible for degradation of working efficiency.The draining method is employed when underground walls 12 are constructed so as to be opposite to each other under the ground 10...
|
|
JP2001004619A |
To provide a simple estimation method for a bentonite mixing ratio capable of accurately estimating the bentonite mixing ratio in bentonite-mixed earth regardless of properties and particle size of the bentonite-mixed earth.This estimati...
|
|
JP2001002956A |
To provide a water-impervious material that has excellent water barrier properties, good plasticity and is easy to be constructed.One hundred parts by weight (pts.wt.) of a water-impervious material including coal ash and bentonite are m...
|
|
JP2000314136A |
To provide both a cut-off wall-installing well constituted to be adhered to in-situ rocks of a water permeable layer appropriately to secure desired ground water treatment and a ground water treating mechanism for cut-off walls to abolis...
|
|
JP2000309925A |
To provide a cofferdam method facilitating execution, at the same time, having high cut-off reliability as well as good stability. A cofferdam method is so constituted that a precast concrete member 3 constituting a part of the permanent...
|
|
JP3098458B2 |
To construct a continuous underground wall using precast concrete slabs, which is equipped with a high water shutoff function, water permeating function, acid-proof and alkali-proof functions, etc., as applicable in accordance with the r...
|
|
JP3099521B2 |
|
|
JP3098457B2 |
To arbitrarily provide a continuous underground wall with various functions such as a high water-shutting function, water permeable function, and acid resisting/alkali resisting function, in consideration of the purpose and use of the co...
|
|
JP3081903B2 |
|
|
JP3065927B2 |
|
|
JP2000192439A |
To instantaneously close a hole to prevent a water way even when the incursion of foreign matters from an upper side or a lower side of a gutter sheet as an impervious sheet laid on specially a refuse filled ground or the like to make th...
|
|
JP2000192446A |
To improve strength, rigidity, water-sealing properties or the like by a simple constitution by ensuring the joint-fitting interrupting slit section of a succeeding steel sheet pile in the flange section of a steel sheet pile configuring...
|
|
JP3051716B2 |
To execute a subsurface construction such as a water storage tank safely and surely in a short time by interrupting groundwater, and to reduce construction cost. An impervious wall 5 is built so as to completely surround a section to be ...
|
|
JP2000144677A |
To provide a temporary cofferdam construction method capable of temporarily coffering the broken position of a river levee in an emergency by a simple construction method. This construction method temporarily coffers the broken position ...
|
|
JP2000144721A |
To improve reliability on cutoff performance remarkably by driving steel sheet piles into an improved wall constructed by a soil-improvement method and composed of improved-column rows, in which improved columns are built in a series, in...
|
|
JP2000130066A |
To maintain a decrease in groundwater level as low as possible in the ground, shorten the period of construction work, and reduce construction costs by shortening the setting depth of a retaining wall and reducing the setting depth ratio...
|
|
JP2000107745A |
To produce a confining barrier preventing the movement of a pollutant in the ground and usable in the removal of the pollutant from ground water.A fluid impermeable confining barrier is produced by a process forming a large fracture by t...
|
|
JP3030580B2 |
PURPOSE: To raise the efficiency of operation by reducing vibration and noise as well as enhance the water-shielding effect after temporary construction by a method in which small trench is excavated by wire saws in the surrounding groun...
|
|
JP3024932B2 |
To enable formation of work space in a simple method by surrounding a work target constructed underwater, sinkwise installing a work box along a water shielding guide erected at a bottom part, and perform shielding between the bottom par...
|
|
JP2000080895A |
To provide a water-impervious sheet having a high water-impervious effect to resist leakage and seepage from bedrock layers, stratum layers, the wall surfaces, etc. of buildings, houses, tanks, water reservoirs, and other structures; hav...
|
|
JP3023236B2 |
PURPOSE: To eliminate the deterioration of stabilized liquid to be used and at the same time, to build a cut-off sheet, to enable the coupling work and to construct a cut-off wall excellent in execution efficiency and cut-off efficiency....
|
|
JP3020896B2 |
To provide a cofferdam member assembling and sinking device which enables the assembling and sinking of cofferdam members in a easy and safe manner by using a pontoon disposed in a limited range in the case where there is limitation to a...
|
|
JP2000064298A |
To prevent a backfill from flowing out by joint-sealing caissons adja cent to each other without degrading the strength of the caissons in an impervi ous device of a caisson structure to joint-seal the adjacent caissons with a sealant. G...
|
|
JP2000045266A |
To ensure the water shielding property by inserting water barrier sheets to an underground water barrier wall groove constructed on a ground, and fitting the adjacent end parts thereof to opening parts on both ends of a connecting tool. ...
|
|
JP3007241B2 |
|
|
JP2995436B2 |
|
|
JP2991017B2 |
|
|
JP2991742B2 |
PURPOSE:To prevent the outflow of leachate by providing an interrupting wall around a receiving part, providing respective water level gauges to detect water level, and driving and regulating a drain means in such a manner that the under...
|
|
JP2980282B1 |
[wrap up] [Solution] Provided is a cut-off method for pier steel plate winding reinforcement work that can efficiently and reliably carry out the cut-off work in the pier steel plate winding reinforcement work to be carried out in the un...
|
|
JP2981165B2 |
|
|
JP2981527B2 |
|
|
JPH11303094A |
To simply perform proper management by informing a manager by a sensor attached to each set position of the lower limit and the upper limit of an underground water level, forwarding it to a next manager in the case where the manager is a...
|
|
JP2964282B2 |
PURPOSE: To cut off spring water from the peripheral ground in an underground work site, etc. CONSTITUTION: For temporary construction of a cut-off wall in an underground work site, etc., a thin channel 7 is excavated in the peripheral g...
|
|
JP2958632B2 |
To eliminate the possibility of damage of flood above floor level, by forming a cut-off wall in the stream direction with steel sheet piles and forming a cut-off wall in the breadthwise direction of a river with temporary gates and conne...
|
|
JP2958660B2 |
|
|
JPH11256587A |
To allow easy construction work even in the case of dry construction and even where an under-girder space such as under a bridge is limited, to reduce the period of the construction work by increasing the speed of the construction work, ...
|
|
JPH11247174A |
To provide a method for efficiently collecting groundwater in ground surrounded by impervious walls and a slightly permeable bottom slab. An underground structure B is surrounded by forming impervious walls 1 and an artificial slightly p...
|
|
JP2949341B1 |
[wrap up] [Task] When constructing a deep-water cut-off shaft, the number of steps of girder support can be reduced compared to the conventional method, and the support can be precast and the erection work can be simplified, so the const...
|
|
JPH11241348A |
To provide a temporary closing structure which can be installed to a specified position of foundation concrete, in which a necessary space to a column body can be secured without widely enclosing as in case of using steel sheet piles, an...
|
|
JP2944911B2 |
PURPOSE: To enhance the maintainability of safety in a waste disposal facility, when forming a water cut-off structure by the junction of a polyethylene excellent in impact resistance and vulcanized rubber having a small coefficient of t...
|
|
JP2946137B2 |
|
