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JP08120680 |
PURPOSE: To simplify work safely and to reduce a construction period and a cost without requiring any barge for conveying waling steel materials and any crane ship used for unloading the steel materials to a specific position from the ba...
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JP08120713 |
PURPOSE: To facilitate replacing and repairing of an existing pipe by enveloping a target part of a water distribution pipe with a seal casing cover, cutting in its inside two parts of the water distribution pipe, and further freezing it...
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JP08120681 |
PURPOSE: To make it possible to regain water permeability after the completion of the construction of an underground structure by forming the lower ends of an earth retaining wall up to the depth for balancing between active earth pressu...
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JP2516552 |
PURPOSE: To install cutoff films in the ground in such a way that they are held in a predetermined expanded state and overlap one another. CONSTITUTION: A building frame 20 has an expansion frame 22 on each side of a cutoff-film extendin...
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JP08049228 |
PURPOSE: To establish a grout injecting method to the back face of a concrete structure by which grout can be injected certainly to the back face ground and an injection hole can be formed at a low cost. CONSTITUTION: A concrete structur...
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JP08049242 |
PURPOSE: To enhance the durability of an underground structure by forming it from slurry filling a void generated in the ground, and preparing the slurry by mixing bentonite with a solvent containing water-soluble organic solvent. CONSTI...
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JP08013465 |
PURPOSE: To bore a hole and install a drainage pipe in the hole without flowing out sand by only treating water and prevent sand after the installation by using the drainage pipe as a screen pipe and take in only water and perfectly prev...
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JP08013462 |
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...
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JP08013476 |
PURPOSE: To make it possible to prevent water leakage and enhance economical efficiency by reducing the wall thickness of a thin wall area. CONSTITUTION: In a continuous underground foundation 1 which builds up integrally a thin wall are...
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JP08003980 |
PURPOSE: To provide a method for constructing a continuous underground wall using soil cement wherein surplus soil of industrial waste is not practically produced and construction cost is low. CONSTITUTION: A plurality of preceding holes...
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JP07305345 |
PURPOSE: To install cutoff films in the ground in such a way that they are held in a predetermined expanded state and overlap one another. CONSTITUTION: A building frame 20 has an expansion frame 22 on each side of a cutoff-film extendin...
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JP07305347 |
PURPOSE: To secure a good water cut-off property and to facilitate construction work. CONSTITUTION: Guide holes 14 are drilled in the ground with longitudinal intervals. A channel 12 is formed between the guide holes 14. A support member...
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JP07305346 |
PURPOSE: To cause a flexible filler and impermeable cutoff sheets to follow deformation of the ground by disposing the cutoff sheets in a channel excavated in the ground, and filling the channel with the filler covering the peripheries o...
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JP07300860 |
PURPOSE: To provide a method for effectively pumping underground water by reducing the pumping amount of the underground water to a minimum necessary amount when underground water is pumped up to excavate the ground. CONSTITUTION: Screen...
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JP07247552 |
PURPOSE: To get a high head in a simple structure. CONSTITUTION: An air delivery hose 12 connected to the delivery outlet of a compressor 20 is contained in an air-lift hose 13 so as to extend to the lower end along the longitudinal dire...
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JP07247551 |
PURPOSE: To excavate a high water level ground in the state that the underground water level of the ground with an impermeable stratum is securely lowered. CONSTITUTION: The interposed water in a water bearing stratum with pressure in a ...
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JP07247553 |
PURPOSE: To lift a high head underground water by use of a simple structure with a self-jetting function. CONSTITUTION: A supply pipe 8 is contained in a casing 1 in which a strainer 2 is formed at a specified position to supply pressure...
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JP07224433 |
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...
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JP07216902 |
PURPOSE: To enhance the performance of a water barrier wall by excavating a ditch underground and pouring muddy water into the ditch and filling up the ditch with a water barrier material having a specific composition after having excava...
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JP07216865 |
PURPOSE: To greatly increase a bending resistance force of the freezed ground so as to the thickness of the freezed ground (freezed area) and to restrain the ground from being expanded by freezing. CONSTITUTION: Freezing pipes 4, 14 and ...
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JP07207716 |
PURPOSE: To provide a simple stratified pumping well capable of separately pumping water from a plurality of aquifers. CONSTITUTION: A drilled hole 31 is formed, so as to penetrate an impermeable layer 1 and reach an aquifer 3 existing u...
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JP07207660 |
PURPOSE: To construct a cut-off wall with good cut-off efficiency economically and easily. CONSTITUTION: A soil wall 12 of soil mortar solidified by mixing hardener with the ground G is constructed. Guide holes 21 are formed in the soil ...
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JP07189265 |
PURPOSE: To solve a defect, in which construction cost is increased owing to the difficulty of the simultaneous execution of drainage construction and cut-off construction, the cause of the delaying of the term of work due to the difficu...
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JP07173956 |
PURPOSE: To provide a tide prevention device having a water stop section, allowing easy handling and not requiring much space for storage and the preparation of storage space specifically. CONSTITUTION: Pillars 2 and a base beam 3 having...
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JP07158079 |
PURPOSE: To prevent the occurrence of a slide drop accident and allow the repeated use of a lining board by fitting slide motion stoppers in superposed state to the slope surface of the lining board liable to slide. CONSTITUTION: Engagem...
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JP07150569 |
PURPOSE: To prevent underground water from emerging and blowing out by braking a wall due to the nature of the soil and underground water pressure in a soil cement underground continuous wall created by a multishaft auger machine. CONSTI...
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JP07138963 |
PURPOSE: To prevent the incursion of ground water into a surface concrete layer caused by occurrence of cracks in a site of building or civil engineering works. CONSTITUTION: A cut-off and driving molded sheet (10) is so formed that nonw...
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JP07138940 |
PURPOSE: To make it possible to prevent the lack of uniformity of an underground wall surface resultant from the collapse of an inner wall surface and finish the wall surface with high accuracy without executing troublesome work. CONSTIT...
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JP07138941 |
PURPOSE: To construct monolithic continuous cement trench walls and sills by utilizing the same soil material as an excavated material as aggregate for impermeability. CONSTITUTION: The method comprises the following steps in a continuou...
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JP07082726 |
PURPOSE: To prevent adhesion of penetration liquid or other contaminant until a weld process is completed. CONSTITUTION: Membrane parts M1 and M2 of a slitted wall continued to a lock half part immersed in suspension liquid are intercoup...
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JP07080685 |
PURPOSE: To enable the welding profile precisely welded in the full length of the welding groove. CONSTITUTION: This welding device is for welding the welding profile 3 in the welding groove 15 located at the inner side of the lock. The ...
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JP07071029 |
PURPOSE: To enable the construction of a permeability-retardant layer quickly and economically. CONSTITUTION: A sheathing wall 1 is constructed in the depth where it reaches a permeable layer 4, an injection pipe 2 having a length arrivi...
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JP07042149 |
PURPOSE: To reduce the cost by inserting a guide shaft supporting a wire saw into an underground wall pit, moving it in a circular arc shape while excavating sediment, bending the setting depth section of an underground continuous wall, ...
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JP07042130 |
PURPOSE: To surely prevent the outflow of a seepage liquid to the outside sea from the reclaimed ground side at a reclamation disposal site or after the completion of reclamation, simplify the facility structure, and facilitate the opera...
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JP07034449 |
PURPOSE: To reduce construction cost by constructing a soil cement pillar row landslide protection wall, executing ground anchors, keeping intervals, in eccentricity on the shoulder surface side of the landslide protection wall, and appl...
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JP07026564 |
PURPOSE: To ensure good workability and keep follow-up quality for cut-off function and deformation, regarding a joint construction method for a temporary sheet-pile cofferdam construction method. CONSTITUTION: Regarding a temporary shee...
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JP07018668 |
PURPOSE: To improve the water stop property for temporary shutoff, reduce the site for executing the temporary shutoff method to the utmost, and improve rigidity in the temporary shutoff method when a target structure is constructed in t...
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JP07009639 |
PURPOSE: To provide a water stop sheet having excellent weather resistance, chemical resistance, heat resistance, cold resistance, breaking load, sealing property, softness, durability, and workability at the time of execution. CONSTITUT...
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JP06346460 |
PURPOSE: To eliminate a grouting work and a grout feeder for a cut-off wall, by making a roll of sheet having a pair of fitting pieces and attaching it in a groove buried in the cut-off wall. CONSTITUTION: After a pair of first grooves 1...
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JP06344447 |
PURPOSE: To improve the adhesion without lowering an impact absorbing property by placing a primer layer on one side of a foamed thermoplastic resin sheet and laminating an asphalt sheet, heated at a specified temperature, on the primer ...
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JP06336734 |
PURPOSE: To find abnormal infiltration at an early stage thereof, by a method wherein the amounts of electricity between a plurality of electrodes arranged at different places on an earth retaining wall are measured, and on the basis of ...
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JP06336735 |
PURPOSE: To effectively prevent a diaphragm from drawing up together, by a method wherein after the diaphragm is erected, the diaphragm is depressed by a preventing member and a diaphragm-erecting member is drawn-up, following which the ...
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JP06323100 |
PURPOSE: To reduce underground water pressure, and reduce a spring water quantity reliably in an underground cavity by arranging a grout zone having a necessary inside diameter around a cavity of an underground structure, and arranging d...
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JP06322773 |
PURPOSE: To make it possible to install easily a master cut-off metal fitting in such a fashion that it may be directed to a spot to which a sleeve must be injected when embodying a horizontal sleeve injection construction method. CONSTI...
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JP06294134 |
PURPOSE: To enhance workability and shorten a progress of construction work by mounting a tie rod and banking structure fill simultaneously. CONSTITUTION: Brackets 2 are mounted to each outside of both inner and outer steel sheet piles 1...
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JP06272260 |
PURPOSE: To built an underground wall having no portion deficient in strength, but high reliability by making the lift speed of a lift frame constant and setting the rotational speed of a excavating start in inverse proportion to a braki...
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JP06262157 |
PURPOSE: To discharge the sewage leaching into a water shielding layer packed with drain materials between double water shielding sheets through filter media and to efficiently treat the leaking sewage by constituting a water shielding s...
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JP06264450 |
PURPOSE: To obtain a water-sealing sheet which seals water by itself when damaged and follows the deformation of the natural ground, by a method wherein the water-sealing sheet with flexibility is formed by holding bentonite between two ...
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JP06248647 |
PURPOSE: To cover the inner circumference of a drilled hole simply and safely by a method wherein an air motor for driving a turning rotor is provided, and an ejection nozzle provided to the front end of a liquid feed pipe for supplying ...
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JP06246836 |
PURPOSE: To join water barrier sheets by using a joining material which is never affected by meteorological or other execution conditions at the job-site and can be stored and managed with a high safety as a joining tape. CONSTITUTION: F...
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