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Matches 251 - 300 out of 4,277

Document Document Title
JP2015214838A
To provide a method and a device for ground improvement quality management capable of easily and accurately performing quality management when executing improvement of soft ground.A method for ground improvement quality management: allow...  
JP5827830B2  
JP2015206233A
To provide a core sampling device which can cool a bit, and which can achieve reduction in costs required for a boring device and boring work and miniaturization of the boring device.A core sampling device includes: an outer pipe which h...  
JP2015206690A
To provide a method and a device capable of measuring tensile strength of various kinds of soil regardless of a place.An immovable part 1a on one end side of a soil sample 1 in a lateral direction is fixed, and a movable part 1b on the o...  
JP5819152B2  
JP5813066B2  
JP2015200096A
To provide an installation method for a stratified settlement gauge and a stratified settlement measuring system that may be installed easily, of which the stratified settlement gauge is not damaged due to excavation, and is capable of m...  
JP2015200170A
To provide an inspection-cum-grout injection device of excellent operability and seismic resistance, for promptly measuring a cavity formed by ground subsidence beneath a bottom slab of a sluice, sluiceway, retaining wall, building or ot...  
JP5807995B2  
JP2015197373A
To grasp concentration of harmful substances originally contained in ground water without newly installing an observation well for grand water collection.In a collection method of ground water according to the present invention, first, a...  
JP2015196966A
To provide a ground investigation method capable of guiding a ground investigation result of higher accuracy by a necessary minimum test.A ground investigation method investigates a state of the ground, and also comprises a preliminary t...  
JP2015190127A
To provide an apparatus and a method for soil core sampling that allow manual soil core sampling without much labor and reduce the sampling costs.A sampling tube 2 with at least the bottom end open is inserted into an external tube 3 hav...  
JP2015190187A
To provide a ground sampling device capable of executing switching work of a supply passage of a working fluid in drilling work and a supply passage of the working fluid for propelling a sampling tube, in a short time, without requiring ...  
JP5791526B2  
JP5785105B2  
JP5780577B2  
JP5775780B2  
JP2015525314A
The method of restricting or reducing the permeability of the matrix (substrate) to the inflow of a fluid or gas is provided. The method includes restriction of an inflow of the fluid to passages which exist accidentally in layers, such ...  
JP2015151826A
To provide a ground rigidity measuring device capable of easily measuring the ground rigidity, a compactor accompanying the same, and a ground rigidity measuring method.A ground rigidity measuring device 1 includes: a loading roll 2 that...  
JP5766974B2  
JP5767596B2  
JP5765816B2  
JP2015140543A
To provide a bit device for a soil investigation rod, which can improve a working environment by enabling a reduction in generation of noises.A bit device 30 for a soil investigation rod includes a bit body 34 that is connected to a tool...  
JP2015140528A
To solve the problems of being unable to stabilize a pouring-pumping water quantity since a pump head lacks only by a storage pump installed in a boring hole having an inner diameter of 51 mm, of being unable to arrange a non-pulsation q...  
JP2015132162A
To provide an automatic penetration testing machine capable of stably achieving load control by feedback while reducing an impact load when a penetration rod penetrates into the ground.An automatic penetration testing machine 1 comprises...  
JP2015132161A
To provide an automatic penetration test machine capable of stably achieving load control by feedback while reducing an impact load when a penetration rod penetrates into the ground.An automatic penetration test machine 1 includes: a lif...  
JP5753289B2  
JP5753239B2  
JP5748793B2  
JP5747739B2  
JP2015113562A
To provide a hole drilling method capable of determining whether or not to reach a target layer, even in the drilling in which a rod is vertically moved at a comparatively short hole drilling depth and with a small resistance value of an...  
JP2015110885A
To provide a chuck mechanism of a rod which withstands predetermined strength.A chuck mechanism includes: a first member 60 having a first recess 16 extending in a vertical direction; a second member 61 having a second recess 17 extendin...  
JP5735329B2  
JP2015108551A
To provide a strain tensor calculation system capable of more precisely and more minutely calculating a deformation of an in-situ ground.Provided is a strain tensor calculation system, including a plurality of strain gauges; and a strain...  
JP5731305B2  
JP2015098737A
To provide a loading test device adopting a flat plate loading test method in which an installation space is small and a setting time for a test device is shortened.A loading test device includes a measurement reference frame 23 which is...  
JP2015098760A
To provide a mineral sampling kit for mineral monocrystal collection for easily sampling only a crystal portion of a mineral by including a plurality of sampling members having different inner diameters and replacing to a sampling member...  
JP5722563B2  
JP2015081424A
To facilitate work to sample an unconsolidated sample from a ground improvement body being constructed and to simplify the constitution of a sampling device.A sampling device includes: a casing 112 which is connected to a rotary rod and ...  
JP2015071911A
To provide a constant bearing core sample sampling method, a constant bearing core sample marking method, and a constant bearing core recess forming device, in which a precise bearing in a stratum of a constant bearing core sample sample...  
JP2015072225A
To provide a bedrock mounting structure suitable for long-period monitoring and easily adaptive to even a change of a measurement position.In a bedrock mounting structure of a displacement sensor, a front side anchor 5, a sensor mounting...  
JP2015072186A
To provide a method by which a control range can be set, for quickly and appropriately achieving securing of low permeability of compacted soil.A method includes: performing a compaction test in which moisture content and compaction ener...  
JP2015072178A
To provide a water bottom ground-penetration depth measuring device suitable to measure the penetration depth of a probe for a cone-penetration test into underwater ground of a very deep water region with high accuracy.A device 10 measur...  
JP5700679B2  
JP2015059380A
To efficiently bury a large number of sensors (e.g. a vibration sensor) at mutual intervals near a wide range of ground surface.A system for burying a sensor includes a leading vehicle 10 that sequentially drills sensor burying holes 21a...  
JP2015059346A
To provide a water permeability-testing device and a water permeability-testing method, which can reduce the size of the device and easily perform installation work by confining ultrasonic wave in a hollow ultrasonic waveguide and propag...  
JP2015059325A
To provide a method capable of estimating compressive strength at a predetermined material age of soil-cement in accordance with a construction condition of a soil-cement development site.A construction condition that is defined by physi...  
JP5690081B2  
JP5689660B2  
JP2015055125A
To provide a penetration testing method and a device therefor, capable of estimating the strength and properties of, in particular, the inside of a self-settling layer, and a transition section from a non-self-settling layer to a self-se...  

Matches 251 - 300 out of 4,277