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Matches 701 - 750 out of 4,205

Document Document Title
JP2010242369A
To provide an easy-to-use ground investigation apparatus which enables the sampling of a core (soil sample) with no variation from soft ground to hard ground, in addition to the performance of a cone penetration test and drilling logging...  
JP2010242343A
To provide a ground investigation apparatus which can measure a feeding force, striking force and rotation torque, applied to a rod driven by a rotary percussion drill.This soil investigation apparatus includes: a hydraulic sensor which ...  
JP2010243337A
To provide a method for measuring a pore pressure of a multilayer aquifer, which simultaneously and accurately measures the pore pressure (pressure head) of each aquifer in the multilayer aquifer, by using one boring hole without disposi...  
JP2010236192A
To provide a high-pressure jet-type soil improvement method which achieves desired strength by surely and early hardening a consolidated body created from a predetermined depth to a ground surface, in soil improvement work directly below...  
JP4566254B2  
JP4566948B2  
JP2010229711A
To provide a torque measuring apparatus for rapidly determining a critical hydraulic gradient, and a method for measuring the critical hydraulic gradient.The torque measuring apparatus 1 includes: a rotator 7 which has a screw-like membe...  
JP4562158B2  
JP2010222799A
To estimate the solidification strength of a pile hole in an extremely short time by measuring the specific gravity of a filler in the pile hole.The specific gravity of an unsolidified state from a sample with specified cement milk injec...  
JP2010222937A
To search a magnetic substance in a soft ground while driving a casing for burying a drain member.When a drain member 2 to the tip 2a of which an anchor member 3 is connected is buried in the soft ground, while the assembly 11 of a casin...  
JP2010223894A
To provide a safe, light and compact high-speed load tester and an impact load tester, and to provide testing method thereof.The high-speed load tester 1 includes and includes a test pile 3 for receiving a load at a top; a plurality of r...  
JP4558650B2  
JP2010216120A
To provide a modeling method for infiltration of oil into an environmental ground which can easily and accurately modeling the infiltration of oil into the environmental ground while considering a variation in groundwater level.This meth...  
JP2010210559A
To provide an automatic flat-plate load testing apparatus for flexibly controlling the load applied to a sinking test ground, reducing the workload of a testing person, and which is able to suppress errors, in a test result, due to the c...  
JP4545923B2  
JP2010196352A
To provide a method and a device for measuring a coefficient of earth pressure at rest of ground, which enable the coefficient of earth pressure at rest of the ground and vertical and horizontal stress as its basis to be accurately measu...  
JP2010196306A
To provide a method for evaluating stability of natural ground, which enables the stability of the natural ground during and after cutting or excavating construction to be evaluated with a high degree of accuracy.This method for evaluati...  
JP4538672B2  
JP2010189838A
To provide a method for determining a ground condition that can scrupulously and accurately acquire the condition of the ground without disturbing a condition when collecting a sample obtained by boring.The method for determining the gro...  
JP2010189944A
To provide a portable cone penetration test device usable as simply as a portable cone penetration test device on the ground and enabling easy ground investigation when investigating the sea bottom ground.The portable cone penetration te...  
JP2010180581A
To provide a soil sampling method capable of reliably sampling contaminated soil even in the case that hot points of relatively small areas are dispersed.A highly flexible hollow rod having a relatively small diameter is used to excavate...  
JP2010180605A
To obtain a device and a program for evaluation of a foundation ground condition, which can accurately evaluate a foundation ground condition at low cost before excavating work.Such an evaluation is made that the more an attenuation amou...  
JP2010182804A
To solve such a problem that, while larger depth constructions are promoted in recent years, an external pressure in water and soil increases as depth becomes larger, an inner side of a diaphragm in a conventional oscillator of a sound w...  
JP2010174466A
To reliably sample a deep specimen from a shallow specimen by efficiently and accurately sampling a consolidated core specimen, particularly an easy-to-flow unconsolidated core specimen from a predetermined depth without sampling only a ...  
JP2010168765A
To provide a sampling device 100 which can take a sample of sediment from an undermost layer of a soil hole formed by a Swedish sounding test, and which enables a rod 302 to be pulled out even when it is not turned, by reducing friction ...  
JP2010526955A  
JP2010163801A
To accurately measure the permeability of a ground even if the ground is easily permeable or not. An insertion member 7 having a generally constant cross sectional area in the height direction is configured so as to be inserted into and ...  
JP4513092B2  
JP2010160067A
To provide a penetration test method for detecting a load applied to a screw point and a rotational load torque during a rotation by considering a circumferential friction of a rod. A plurality of the loads are applied to the penetration...  
JP4509865B2  
JP4502797B2  
JP2010151633A
To provide a seismic wave measuring system and a seismic wave measuring method capable of measuring a seismic wave in a non-self-supporting hole easy to collapse or in a borehole where blowout of ground water or the like is anticipated. ...  
JP4496480B2  
JP2010145263A
To provide a method capable of measuring a groundwater level of the ground accurately and efficiently, in an easy operation and a simple device configuration. A hollow rod 1 having transverse holes 11 disposed at prescribed intervals in ...  
JP4491674B2  
JP2010138575A
To provide a sampling device which can sure collect sample soil at a target ground depth with proper working efficiency, and a columnar improvement apparatus with the sampling device. In a pipe-like body 3 with both opened ends, a partit...  
JP4488821B2  
JP4485378B2  
JP4488889B2  
JP4486564B2  
JP2010133204A
To simply evaluate the liquefaction strength and deformation of partially-improved ground.(i) Shear stress d generated in the ground before improvement during earthquakes is computed; (ii) a shear strain i of the ground before the improv...  
JP2010133082A
To provide a soil bearing capacity test device miniaturized and reduced in weight and cost by integrating a hydraulic system for the soil bearing capacity test device which is attached to the operating end of a caisson excavator and driv...  
JP4484216B2  
JP2010126942A
To provide an observation well for environment monitoring smoothly performing excavating work by eliminating the recovery of a strainer pipe installed in the ground.This observation well includes the strainer pipe 1 installed downward of...  
JP2010121391A
To provide a soil character sampler which secures sufficient strength and is capable of gathering precise soil samples in an efficient manner.The soil character sampler is inserted in a ground boring hole to gather soil samples. The soil...  
JP2010121354A
To provide a soil sampler surely collecting earth and sand and preventing the inclusion of soil of the other layer after the collection.The soil sampler 100 to be attached to a stirring blade 530 of a ground excavation device 500 include...  
JP2010122293A
To provide a geological condition display object with excellent portability, which easily shows overall geological condition without requiring multiple drawings and provides a visual geological inspection result in construction work.The ...  
JP4472504B2  
JP4463886B2  
JP4461390B2  

Matches 701 - 750 out of 4,205