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Matches 301 - 350 out of 4,087

Document Document Title
JP2013088277A
To provide a soil hardness measuring instrument which has a simple structure, a reduction in cost and the improvement of operability and can easily perform inspection in a vertical direction and a horizontal direction.A soil hardness mea...  
JP2013083150A
To provide a penetration rod for use in a penetration test for determining soil properties on the basis of rotational load torque acting on a screw point, which can detect the rotational load torque acting on the screw point alone, by el...  
JP2013076590A
To decrease the wiring of an electric logging penetration rod, and to improve detection accuracy.An electric logging penetration rod 1 is equipped with a rod body 10 provided with a plurality of electrodes 11, 12, 13, and 14 on an outer ...  
JP2013076220A
To provide a soil testing device and a soil testing method capable of easily performing loading face treatment and load testing, and a compaction density management method enabling compaction density management to be performed by using a...  
JP5190655B2  
JP2013072271A
To accurately determine arrival at a support layer by collating data of N values obtained in a standard penetration test and measurement data of a workload of a hydraulically driven auger.Before excavating soil by an auger device, the st...  
JP2013072705A
To provide a method for efficiently and safely detecting a discontinuity surface of a rock bed slope such as a steep precipice, and its device.Three-dimensional coordinate data of the rock bed slope is collected using a three-dimensional...  
JP5185083B2  
JP2013060731A
To provide a survey instrument for measuring pore water pressure, which prevents sediment intrusion and allows for easy measurement of pore water pressure.A survey instrument 10 for measuring pore water pressure comprises a main body pip...  
JP5177663B2  
JP5173731B2  
JP2013057614A
To provide an effective and adequate stratified ground displacement meter which can measure displacement of each ground layer with high accuracy and can easily be installed at a low cost.A series of rod connection bodies 5 obtained by co...  
JP5171449B2  
JP5170601B1  
JP5172509B2  
JP5168696B2  
JP5165048B2  
JP5160694B1  
JP2013047655A
To provide an original position testing method capable of controlling an influence of changes in geological environment such as peripheral base rock and groundwater.In an original position testing method for evaluating a chemical influen...  
JP5159694B2  
JP5156984B2  
JP5156989B1  
JP2013040499A
To provide a columnar ground improvement method capable of performing columnar ground improvement in consideration for the soil bearing capacity in a ground immediately below a foundation.When a mat foundation 1 is used in a foundation o...  
JP5154918B2  
JP5152772B1  
JP5150324B2  
JP5141383B2  
JP2013029013A
To provide an automatic penetration testing machine capable of accurately applying a test load to a penetration rod.An inventive automatic penetration testing machine 1 includes: a lifting stage 3 capable of ascending and descending alon...  
JP5137682B2  
JP2013023900A
To provide a method and a device for measuring shear strength of a ground by which ground information serving as base data for slope collapse prediction and others at the time of heavy rain can be measured easily at many points even in a...  
JP2013019235A
To provide a soil measuring method which enables soil properties to be accurately measured at each depth while preventing a rod from being affected by earth pressure.In measurement in which a Swedish sounding tester 1 penetrates into the...  
JP2013019121A
To provide a soil property determination method capable of accurately determining a soil property for calculating a conversion N value by handling, as a group, data related to allowable bearing capacities obtained by a Swedish sounding t...  
JP3181247U  
JP5132792B2  
JP2013015456A
To provide a measuring method capable of measuring the water permeability of a low water-permeable material within a rational time range.A measuring method for a low water-permeable material consists of one or more main steps for measuri...  
JP2013014960A
To solve the problems that in the process of sampling a high-quality sample from the soil and supplying it for a test, the quality decreases due to the friction between a sample storage pipe and the sample, and to prevent falling of the ...  
JP5124488B2  
JP5128378B2  
JP2013007725A
To provide a ground infiltration test device capable of performing a test irrespective of size of infiltration capacity.A ground infiltration test device includes: waterworks 1; a flow channel 2 for supplying liquid which supplies water ...  
JP5111981B2  
JP2012255305A
To obtain a foundation load testing method with which workability is improved while ensuring the settlement of a test version.On a loading jack 20, a main girder 22 is installed via an upper pedestal 28. Both end portions 22A of the main...  
JP2012251302A
To provide an automatic penetration test machine that is equipped with a cooling mechanism for a lifting/lowering motor.An automatic penetration test machine 1 is constructed so that a rotational motor 6 is driven in reverse at a high sp...  
JP2012251301A
To provide an automatic penetration test machine that is equipped with a cooling mechanism for a lifting/lowering motor.An automatic penetration test machine 1 is constructed so that a lifting/lowering motor 8 is driven in reverse at a h...  
JP2012247408A
To carry out a downward elastic wave test through an existing groundwater level observation hole, in an excitation apparatus for the downward elastic wave test which is provided in the foundation, improves efficiency, enables elastic wav...  
JP2012246644A
To provide a method for grasping ground characteristics required for construction work and a seismic diagnosis of an existing structure.A method for grasping ground characteristics includes the following procedures: (a) three or more gro...  
JP2012237192A
To reliably sample a pile hole infill at a desired depth while removing deposits from around a take-in port.In a sampling device 40, a tubular base 1 is partitioned into a sampling take-in chamber 11 and a sampling tank 12 with a separat...  
JP5083519B2  
JP5086781B2  
JP5071786B2  
JP5071875B1  

Matches 301 - 350 out of 4,087