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JP5052559B2 |
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JP5053649B2 |
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JP5041301B2 |
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JP2012184596A |
To provide a pile loading test method capable of realizing a reduction in a construction cost as well as an environmental load while accurately obtaining allowable bearing capacity of a pile.A pile loading test method: installs a test pi...
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JP2012184559A |
To provide means for sampling an unhardened improved-soil sample that can be used even when coarse gravel and the like exist in a ground to be improved, does not include a member to which a wire and the like are possibly entangled and ca...
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JP5036653B2 |
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JP3178622U |
To provide an interlocking loading device for continuously loading a weight load in conjunction with an operation of a semi-automatic Swedish sounding tester to reduce and improve the efficiency of manual loading work. The operation of a...
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JP5031278B2 |
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JP5023758B2 |
To provide a sand sampling device capable of sampling easily sand of a deep part, even when it is a narrow location. This device is equipped with a cylindrical body 2 formed elongated in the vertical direction, and knocked into the sand;...
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JP2012172329A |
To accurately measure the developed shape of a soil improved body to be developed by using a cement-based deep layer mixture treatment method, during the development.In this measuring method for the developed shape of the soil improved b...
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JP5016900B2 |
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JP5017569B2 |
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JP5021104B1 |
To perform both a perforation of the ground for sampling soil and a standard penetration test for measuring an N value with a simple structure in a short time with one ground survey device. Provide a survey device. A leader 13 is swivele...
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JP5016759B2 |
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JP5016550B2 |
To enable prevention of subsidence of the ground caused by a mechanism that the ground subsides due to formation of a cavity with a flow of earth and sand caused by the working of a water path, by determining whether there is a situation...
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JP5011979B2 |
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JP5010186B2 |
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JP5015551B2 |
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JP5014067B2 |
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JP5012563B2 |
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JP2012158872A |
To provide a ground condition determination device capable of appropriately determining the ground condition in a building site.A ground condition determination device 20 is provided with a data acquisition part 21 for acquiring ground q...
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JP5007378B2 |
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JP5005611B2 |
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JP4993168B2 |
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JP4988254B2 |
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JP4985235B2 |
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JP2012132202A |
To accurately measure earth pressure generated in a soil improvement body.An earth pressure gauge installation structure includes a concavity 30 formed on a soil improvement body 12, a filler 32 applied on a bottom face 30A of the concav...
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JP4970416B2 |
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 ...
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JP4968135B2 |
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JP2012122239A |
To provide a sounding device and a sounding method capable of: simultaneously performing an in-situ sounding to directly measure hardness or softness of the ground as well as a degree of compaction and a sampling to extract a sample for ...
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JP4958802B2 |
To provide the sketch figure creation/recording support system of an exposure stratum and an exposure base rock for achieving power saving, high accuracy and high operation of the power saving of a sketch operation, and for communicating...
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JP4954755B2 |
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JP2012102531A |
To solve the problem that, in a conventional method of sampling a core for a strength test of an improvement pile, the outer peripheral surface of an inserted polyvinyl chloride pipe and improved soil are turned to a bonded state and the...
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JP4939876B2 |
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JP4937804B2 |
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JP4939346B2 |
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JP4936166B2 |
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JP4939297B2 |
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JP2012092495A |
To provide a rod chuck in a penetration testing machine by which an operator can install a penetration rod quickly and accurately.A rod chuck in a penetration testing machine includes a penetration rod 4 having engaging grooves on the si...
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JP2012092494A |
To provide a rod chuck in an automatic penetration testing machine capable of preventing damage due to striking.A rod chuck 10 in a penetration testing machine 1 includes: a hollow chuck shaft 11 having an internal hole in which a penetr...
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JP4928094B2 |
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JP4929435B2 |
A PRESSURE CONVERTER INSUSCEPTIBLE TO THE ERROR OF HYDRAULIC PRESSURE INTRODUCING POSITION OR THE INTERFERENCE OF INSTALLATION DEPTH OF WATER AND PRODUCING A SIGNAL CORRESPONDING TO THE EFFECTIVE SOIL PRESSURE ACCURATELY WHILE REALIZING ...
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JP4928201B2 |
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JP4929039B2 |
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JP4926498B2 |
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JP2012077490A |
To provide an automatic penetration test machine capable of stably achieving load control by feedback while reducing load fluctuation due to influence of an inertia when a testing load is changed.An automatic penetration test machine 1 i...
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JP2012077489A |
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...
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JP4915777B2 |
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JP4915124B2 |
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JP2012068052A |
To provide a ground property testing device which can measure displacement amount of ground displaced by loading directly on a ground surface reached by drilling, with high accuracy, without necessity of installing a pile on a pile hole....
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