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Matches 251 - 300 out of 4,136

Document Document Title
JP5467233B1  
JP5463381B2  
JP2014055500A
To provide an uncertainty reduction technique with which a water permeability coefficient of a rock sample and a specific storage coefficient in a pressure pulse collapse test can be known accurately.In an uncertainty reduction technique...  
JP2014055463A
To provide a collecting device for a sample in soil, capable of collecting a sample not only at a tip of an earth auger but also at an intermediate position of a drilling rod.A collecting device for a sample in soil is provided on an ear...  
JP2014055503A
To provide a penetration rod which does not break even when an impact toward the tip part side is given along an axial direction.A penetration rod which is held by a chuck device to be used for a penetration test has: a screw point provi...  
JP5452286B2  
JP5456429B2  
JP5443911B2  
JP2014047484A
To provide a ground liquefaction determination method and a ground liquefaction determination device capable of simply making a reliable liquefaction determination in a short time by faithfully reproducing a behavior of soil particles du...  
JP2014047531A
To provide a sampling device for a filler sample in a bored hole that has a simple structure, is easily mounted on an excavation head for pile insertion hole formation, and does not increase in excavation resistance.A sampling device for...  
JP2014047532A
To provide a sampling device for a filler sample in a bored hole that has a simple structure, is easily mounted on an excavation head for pile insertion hole formation, and does not increase in excavation resistance.A sampling device for...  
JP2014047549A
To improve working efficiency of all the operations and to speed up decision making.A boring columnar diagram creation support application 5 is installed in a portable terminal 10 possessed by a user. The boring columnar diagram creation...  
JP2014043684A
To provide a soil sampler of which a shape is simple, in which soil can be sampled easily and occurrence of failure is reduced, and which is easy to maintain.A cross section of a main body member 21 of a soil sampler 20 is formed approxi...  
JP2014043717A
To provide a double tube type geo-material sampling device in a soft ground, which is capable of sampling the soft ground to a depth of several meters while preventing collapse of a porous wall and without requiring a special motive forc...  
JP2014040743A
To provide an estimation method for ground density based upon not an RI cone penetration test in which it is difficult to handle equipment, but a cone penetration test excluding sampling for measuring ground density, a management method ...  
JP5433885B1  
JP5433888B1  
JP5433523B2  
JP2014037745A
To provide a soil foundation specification determination method, a soil foundation specification determination system and a soil foundation specification determination program in which originally unnecessary soil improvement construction...  
JP5420936B2  
JP2014029297A
To provide a ground saturation degree measuring method in which a saturation degree can be measured easily, quickly and reliably with high accuracy while keeping a water retention state, in which a saturation degree at an original positi...  
JP2014029299A
To provide a holder for an underground water level gauge capable of accurately measuring a ground water level with few errors of recognition and measurement of the ground water level by a water level gauge which is held inside and easily...  
JP5414863B1  
JP5414652B2  
JP2014015788A
To provide a soil determination method that eliminates variations in soil determination of a Swedish sounding test (SWS test).A hole drilled in a SWS test is utilized. A change in water level is measured by detecting a change in electric...  
JP5398880B1  
JP2014012983A
To provide a rod pull-out device capable of easily holding and removing a rod.A rod pull-out device 1 comprises: a pair of links 7, 8; a swing rod for raising and lowering the links 7, 8; and multiple holding plates 9 which are rotatably...  
JP5395966B2  
JP2014010062A
To provide the contamination investigation method of a special stratum unit in an artificial stratum.In the case of accurately grasping a solid contaminated section such as harmful heavy metal in an artificial stratum such as a developed...  
JP2014006206A
To evaluate an active fault by evaluating an age of a stratum even in an area to be evaluated where tephra is not distributed with high reliability.It is determined whether or not a stratum to be evaluated is a stratum formed of yellow s...  
JP2014005612A
To appropriately and surely confirm the quality of the improved ground without using any device of a complicated structure.A quality confirmation device includes: a penetration test device 10; and liquefaction strength estimation means 2...  
JP5390206B2  
JP5385771B2  
JP5380626B1  
JP5383358B2  
JP2013256847A
To efficiently and simply acquire a core with good economical efficiency.A core generating device 100 includes a mixing device 40 for mixing water 4 with excavated soil 3 occurring with progress of boring, a separation device 60 for redu...  
JP2013256839A
To provide a filler sampling device in an excavation hole, capable of sampling a filler only in a planned sampling position, eliminating a possibility of a sample to be mixed with the other sediment or the like when extracting the sample...  
JP2013257196A
To provide a position detection method for underground buried structure that can decrease the number of times of boring.A distance L from a point 30 on the ground whose coordinates (x1, y1) are already known to a reach point 34 is found ...  
JP2013249627A
To provide a soil sampling device which is capable of simplifying a shape of a sampler and easily sampling soil, does not fail so much, and is easy to maintain.In the soil sampling device with a sampler 20 for sampling soil provided on a...  
JP2013250212A
To provide a screw point with which the same result as a conventional Sweden type sounding test can be obtained even by a novel testing method in which a load is reduced to 1/2 without generating variance in measured value.A screw point ...  
JP2013242265A
To enable compactness and lightness in weight as a whole so as to achieve excellent portability, to surely penetrate down to required depth in a vertical direction even though stones or the like are accumulated at a water bottom, and to ...  
JP2013238021A
To provide a geology/stratum change detection device and detection method for improving incompatibility between data of excavation sound acquired for detection at an excavation work site and reference data to be compared, and reducing bu...  
JP2013237994A
To provide a sample soil collector capable of efficiently taking sample soil in a storage container within a columnar improvement body in an unsolidified state with the small number of revolutions at a predetermined depth.A sample soil c...  
JP5350136B2  
JP2013234426A
To provide a portable cone penetration test method in consideration of peripheral surface frictions of a rod.In the portable cone penetration test method for penetrating a penetration rod 4 formed having a cone 4b at a distal end of a ro...  
JP2013227724A
To provide a strength management method for a cement-based improvement body, capable of predicting the strength of the cement-based improvement body with high accuracy.A strength management method for a soil cement column 1 formed in a g...  
JP2013227748A
To provide a construction management method for the degree of remaining saturation of a foundation that can easily and precisely form a sandy foundation having the target degree of remaining saturation when carrying out construction for ...  
JP5337004B2  
JP5334614B2  
JP2013224516A
To provide a subsoil exploration apparatus having a simple configuration and enabling both subsoil boring for sampling of the subsoil and standard penetration test for measurement of an N value to be performed by one subsoil exploration ...  

Matches 251 - 300 out of 4,136