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Patent Searching and Data


Matches 301 - 350 out of 4,277

Document Document Title
JP2015045527A
To efficiently perform measurement even when water permeability is lower than a constant level in a water permeability testing device for soil.The water permeability testing device is configured of an air-tight water tank of a cylindrica...  
JP5679829B2  
JP2014043717A5  
JP2015031042A
To provide a position determination method of an impervious layer capable of accurately determining a position of the impervious layer in real time when drilling a hole by a hole drilling machine.The position determination method of the ...  
JP2015028244A
To propose a creation method of teacher data capable of improving ground-determining accuracy, by collecting data capable of a waveform analysis of a frequency band corresponding to a natural ground situation.The creation method of the t...  
JP2015021355A
To provide a method for determining risk of liquefaction by an FL method, by estimating the dynamic shear strength ratio from a measured value by a rotational penetration test.The method is provided for determining the liquefaction on th...  
JP2015021767A
To check or identify, relatively easily and quickly, deformation properties and strength properties of anisotropic bedrock through an in-situ loading test in a pure shear mode.A cap (10) having measurement means (LU) for measuring normal...  
JP2015017905A
To provide a ground water quality measurement method and a ground water quality measurement device capable of correctly measuring water quality of ground water at an original position.Volume of a sampler bottle 26 immediately before grou...  
JP2015017361A
To provide a water sealing method for measuring pore water pressure acting on an object section including a slide surface in a landslide site.A water sealing method for measuring pore water pressure acting on a slide surface is performed...  
JP5652268B2  
JP2015004184A
To provide a desaturation ground improvement method capable of economically performing ground improvement for preventing liquefaction through desaturation by injection of a microbubble liquid or the like, and allowing injection design, i...  
JP5646309B2  
JP5646679B2  
JP2014234629A
To provide, for small-diameter tunnels with around 2 m of diameter, a foundation strength measurement analysis system which comprises a rotary boring machine capable of boring upward and a foundation strength measurement device for measu...  
JP5636563B2  
JP5634190B2  
JP5633023B2  
JP2014221463A
To allow a final disposal site to be reused as various sites in an early stage, in which reuse of the final disposal site from closing of the final disposal site requires 2 or more years typically.In a period of the final disposal site o...  
JP2014218824A
To provide such a ground evaluation method that an N value of ground can be accurately estimated even when a simple drilling machine is used.In a ground evaluation method, a measured value obtained during drilling is used. The ground eva...  
JP5625173B2  
JP2014211374A
To provide an index by which boring crack columnar figures can be quickly created at an arbitrary cross section, and which evaluates a distribution of cracks at a prescribed boring position, and to provide a creation method of a stratum ...  
JP5622515B2  
JP5619263B1
[Subject] An installing space is small, ends and provides a load testing device adapting a plate loading test method which can shorten setting time of a device for an examination. [Means for Solution] It is arranged in digging hole 71 an...  
JP2014206007A
To model clogging effect of a grout material to quantitatively evaluate.In a method for quantitatively evaluating clogging effect of a grout material that quantitatively evaluates deterioration of penetration property of a ground due to ...  
JP5610986B2  
JP5606414B2  
JP5604671B2  
JP2014190041A
To provide a penetration type lateral load test method and a penetration type lateral load test device that eliminate the need for heavy equipment such as a high-pressure gas cylinder like a dilatometer construction method, facilitate we...  
JP2013076590A5  
JP2014181523A
To provide a design method for ground reinforcement depth giving consideration to liquefaction, which enables depth, requiring ground reinforcement, to be determined with a certain degree of accuracy by a simple test.Basically, an FL met...  
JP2014182100A
To provide an elastic wave speed measuring device for half-split cores capable of easily measuring an elastic wave speed of a specimen on the spot.The elastic wave speed measurement device for half-split cores 300 comprises: an oscillati...  
JP2014173398A
To provide a soil sampling device having large rigidity, and to prevent the soil sampling device from being deformed or from reducing in durability due to impact even when striking the soil sampling device to insert it into an investigat...  
JP2014173303A
To provide a core sampling device capable of sampling a core of good quality while preventing the core from being disturbed when the core is sampled.In a core sampling device which samples a core inside of a core tube, the core tube is c...  
JP2014169533A
To provide: a soil sampling tube preventing boiling to be generated when a core tube is pulled out after boring, in a method for performing boring and soil sampling by pushing a cylindrical casing into a subgrade by its vibration and its...  
JP2014163180A
To provide a soil sampling auxiliary tool and a soil sampling method, capable of easily recovering a soil sampling can, without risk of spilling soil from the soil sampling can, when recovering the soil sampling can, when sampling hard s...  
JP5582627B2  
JP2014156706A
To enhance rigidity strength of a core tube of a sampler, by also accurately determining a soil quality (determining liquefaction risk), by efficiently sampling only soil of the desired depth in the ground, by using a hole dug by subsoil...  
JP2014157091A
To accurately evaluateC that derives from a natural organic substance to measure the age of groundwater.A solution 7 containing an artificial organic substance and a natural organic substance is obtained by dissolving powder, such as hum...  
JP5580103B2  
JP5565751B2  
JP2014134065A
To provide a soil determination method for allowing easy soil determination from a testing parameter acquired in penetration test.In penetration test for, when rotating a penetration rod 1 having a penetration body at the front end to pe...  
JP2014134064A
To provide a soil determination method for eliminating the influence of the shape of a penetration body on soil determination.In penetration test for, when rotating a penetration rod 1 having the penetration body at the front end to pene...  
JP2014134066A
To provide a method for estimating a fine-grained fraction content and N value from measurement values in rotating penetration test.In penetration test for, when rotating a penetration rod 1 having a screw point 3 at the front end to pen...  
JP2014134067A
To provide a method for estimating uniaxial compressive strength of soil from a measurement value in rotating penetration test.In penetration test for, when rotating a penetration rod having a screw point 3 at the front end to penetrate ...  
JP5559660B2  
JP5560380B1
[Subject] Generating of noise can be lessened and a bit device for ground survey rods which can improve work environment is provided. [Means for Solution] Bit device 30 for ground survey rods concerning this embodiment is provided with t...  
JP5554294B2  
JP5544443B2  
JP5541533B2  
JP2014122464A
To provide a subsurface exploration method and apparatus enabling a dynamic strength (penetration resistance value) of a subsurface in a testing depth and physical properties such as soil property discrimination for each depth to be easi...  

Matches 301 - 350 out of 4,277