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Patent Searching and Data


Matches 451 - 500 out of 2,112

Document Document Title
JP2007169988
To provide a method for pressing a pile into depth where sufficient bearing power can be obtained without rotating the pile even when sufficient press-in load cannot be applied to the pile like the case of driving the pile under an exist...  
JP2007163275
To precisely evaluate the rigidity of the ground by measuring the original accurate rigidity of the ground without exerting the effect of load history on the ground and enhancing the correlation with another on-the-spot testing method su...  
JP2007162444
To provide a method which prevents hexavalent chromium from being eluted to the outside in a method of improving soil.Modified cement milk formed by treating of cement milk by a reducing agent is mixed with soil in the presence of a gran...  
JP2007155495
To provide an investigation method of underground contamination which makes a small number of times enough for investigation, enables investigation even in a region covered with a building or the like, and simplifies excavation work.When...  
JP3969521
To provide a penetration tester capable of easily detecting, with a single unit, the development depth of a root system near a ground surface, and the strength, density, and tightness of the ground and, at the same time, detecting a boun...  
JP3969118
To provide an instrument for simply and highly precisely measuring the vacuum degree between a ground surface and a covering material at low cost. This vacuum degree measuring instrument is provided with a vacuum gauge 17 directly or ind...  
JP2007146541
To provide a method and a device for groundwater sampling hardly influenced by the change in the pressure and the temperature, or by the contact with the air, after taking the water to the ground surface.The water sampling device 11 incl...  
JP2007146627
To provide a ground bearing force testing device capable of easily measuring ground bearing force at a low cost and in a short time although accuracy in testing ground bearing force is slightly inferior.The ground bearing force testing d...  
JP3965591
To prevent a core from flowing out owing to circulation water even in a soft ground and securely obtain samples, by protruding the front end of a sampler from the core bit by the urging force of a spring to contact the excavating ground ...  
JP3966769
To provide a strength measuring method of the ground at the present position, in which the ground strength at the present position can be efficiently measured by SST by grasping the correlation between CPT (cone penetration test) and the...  
JP2007138627
To provide a dynamic horizontal loading test device capable of preventing a weight from returning due to reaction force after the weight collides against a pile in a dynamic horizontal loading test of weight system and rail wheel system....  
JP2007138625
To provide dynamic horizontal loading test method and device for a pile for eliminating a necessity of a reaction force device used in a static horizontal loading test, conducting a horizontal loading test with high precision at low cost...  
JP2007138626
To provide a dynamic horizontal loading test method for a pile for preventing the occurrence of vibration peculiar to a cavity of the pile by merely stuffing a section where a weight of the pile collides with filling in a dynamic horizon...  
JP2007139454
To provide a capacity evaluation device of a pile capable of accurately evaluating the capacity of the pile not subjected to a load test.The capacity evaluation device of the pile is equipped with an estimate N value calculation means 10...  
JP3963139
To provide a theoretical formula for an allowable stress of an improved ground in consideration of influences on depth up to the foundation bottom from the ground surface, the ground water surface and a lower soil layer of the improved g...  
JP3964729
To provide a ground-water treatment method capable of three- dimensionally analyzing ground-water or the like and efficiently collecting the ground-water with the reduced number of borings. The ground-water treatment method using curved ...  
JP2007132061
To provide a liquefaction inhibiting method which increases strength against liquefaction by treating the inside of the soft ground in an unsaturated state, and liquefaction inhibition performance maintaining equipment for implementing t...  
JP2007132088
To provide an underground contamination surveying method for correctly, easily, and inexpensively surveying soil and a groundwater area containing contaminants, and to provide a pumping system for use in the method.The pumping system is ...  
JP2007132854
To provide a ground vibration velocity measuring method capable of applying vibration by the same condition to a plurality of points of measurement, and obtaining uniform surface-wave survey results concerning the plurality of points of ...  
JP2007132115
To forecast a soil improvement effect by taking into consideration ground conditions and blasting specification conditions, and to thereby set blasting specifications with high accuracy.A water impact ratio Ud/σV' is estimated from a re...  
JP2007132058
To provide a sampling method and sampling equipment which are suitable for the collection of a sampling from the ground etc.The sampling equipment 10 enables a sampling pipe 11 to penetrate a sampling area 1 in which the sampling is coll...  
JP2007120165
To provide a soil sampling device which facilitates sampling works.The soil sampling device is provided with a soil storage rod 2 and a top end part 3. In the soil storage rod 2 a plurality of soil storage parts 4 etc. which are opened t...  
JP2007120959
To provide a subterranean surveying apparatus and a subterranean surveying method capable of surveying even buried objects positioned at great depths through the use of Rayleigh waves.Detectors 11a-11c detect Rayleigh waves generated by ...  
JP3952138
To provide a method for evaluating a coefficient of earth pressure at rest of ground into which a pile or a sand compaction pile is driven, which allows the proper evaluation of an increase in the coefficient of the earth pressure at res...  
JP2007114079
To provide a subsidence measuring technique and a device thereof, capable of simply measuring a large number of depths, with superior cost benefit and workability.The subsidence measuring technique is characterized by burying a retractab...  
JP2007113290
To provide a method and a device for fixing a casing pipe separated except a specified section such as a discontinuous face position in a rock mass.This separation casing installation device 1 has two casings 5, 5, mechanical packers 6 f...  
JP2007098330
To provide a system which monitors the progress conditions of purification workings of contaminated soil and ground water and which is capable of properly coping with the situation after the initiation of the purification workings and of...  
JP2007101292
To provide a simple test method for the degree of decomposition in highly organic soil, instead of a phon post method, capable of more quantitatively accurately determining the degree of decomposition in the high organic soil in a sampli...  
JP3941070
To precisely evaluate the rigidity of the ground by measuring the original accurate rigidity of the ground without exerting the effect of load history on the ground and enhancing the correlation with another on-the-spot testing method su...  
JP3941065
To determine the physical quantities of various grounds by enhancing the accuracy of the result of measurement and providing a survey method with many loading stages and many cycles, when irregularities exist on a ground installation sur...  
JP3943049
To provide a casing pipe type soil sampler capable of increasing efficiency of sampling work of a soil sample and obtaining continuity of the soil sample sampled over a plurality of times. The inside of a sampler body 21 is filled with t...  
JP2007092353
To provide a permeability evaluation method capable of minutely detecting the continuity of an individual watercourse in a base rock and a device.A pair of boring holes 10 and 20 are bored in the base rock 1 in parallel with each other, ...  
JP3940608
To provide a tool which can easily measure an N value of hard ground. The tool which can easily measure the N value, i.e., the N value measuring tool, exhibits a rod-like shape as a whole, and has a mounting portion at one longitudinal e...  
JP2007085137
To provide a ground improvement work evaluation device capable of simultaneously evaluating performance while performing ground improvement work.An investigation torque curve 125 and an Nsw curve 127 for indicating investigation torque o...  
JP3935717
To provide a novel installation device for installing a geological survey implement underground. The device is used for installing underground geological survey implements 5 such as various kinds of measuring sensors or water pumps. The ...  
JP3931676
To obtain analytic results reflecting performed work and make them highly accurate. A drain material is driven into soft ground; a part above the drain material is covered with an airtight sheet; and the inside of the airtight sheet is d...  
JP3931798
To provide a tip jig for a device for measuring specific resistance whose rod inserting into the unhardened ground improving body is not a rod designed solely for measuring specific resistance but just a rod used for the ground improving...  
JP2007070870
To provide a ground surveying method of efficiently carrying out ground strength measurement and core collection, and to provide a ground surveying apparatus.The ground surveying method using a rotary percussion drill is carried out by e...  
JP3928857
To provide high durability and detecting capacity of high accuracy without causing severance of element wire of a cable and severance of the cable by preventing a transmission means for power supply and detection signals from receiving m...  
JP3928956
To provide a loading test method excellent in the rapidity or economical efficiency of a test and capable of easily grasping the capacity of a ground anchor by employing a fast loading test method as a loading test for the ground anchor,...  
JP2007056607
To provide a simply structured trigger device used in a place where it is difficult for a person to work, by which a trouble is hardly caused and misoperation can be prevented.The trigger device comprises a cylindrical container 2 one en...  
JP2007057472
To provide an in situ testing device that directly measures to investigate anisotropy of a foundation which has different rigidity in a vertical and a horizontal direction.The device includes an outer tube that is inserted in a borehole ...  
JP2007051492
To check a soil improvement effect by grasping an injection rate after the injection of solution-type silica grout into the ground and the status of the consolidation of the improved ground, and checking the distribution of the range and...  
JP2007051497
To check a soil improvement effect by grasping an injection rate after the injection of solution-type silica grout into the ground and the status of the consolidation of the improved ground, and checking the distribution of the range and...  
JP3921090
To easily, quickly and efficiently perform a geological investigation by automating it by automatic ram sounding. A hammer device 3 is loaded on the guide part 4a of a leader 4 provided on a self-propelled machine 2. A test rod 9 is moun...  
JP3919079
To provide a ground survey system for a building site, which enables an engineer having no high expert knowledge or experience concerning a ground survey to easily conduct a high-quality ground survey, and enables the engineer to easily ...  
JP2007046408
To provide a ground improvement evaluation device, a ground improvement evaluation method and a ground improvement evaluation program, capable of easily and highly accurately evaluating the improved ground by a construction method for re...  
JP2007047058
To provide a measurement system capable of measuring rock permeability relatively rapidly and precisely, performing measurement in an undisturbance in a cavity under the ground of bedrock, measuring the permeability at the original site ...  
JP3917900
To provide a reliable large earth pressure gauge having high dynamic responsiveness and sufficiently resistant to long-term use in spite of having a simple and inexpensive structure. When dynamic earth pressure is loaded on the large ear...  
JP2007039985
To provide a ground evaluation system based on a Swedish sounding test (SWS test), which can deal with the ground as an objective value in a manner eliminating an influence on a determination irrespective of whether the ground is of sand...  

Matches 451 - 500 out of 2,112