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JP5452286B2 |
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JP5443911B2 |
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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...
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JP5433888B1 |
To provide a ground improvement method capable of economically and easily performing ground improvement by injecting a bubble-containing liquid by grasping the unsaturated state of the ground in real time. Liquefaction is prevented by in...
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JP5433523B2 |
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JP5433885B1 |
To provide a ground improvement method capable of economically and easily performing ground improvement by injecting a bubble-containing liquid by grasping the unsaturated state of the ground in real time. A partition wall 18 is provided...
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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...
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JP5420936B2 |
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JP5414863B1 |
To provide a ground liquefaction determination method and a liquefaction determination device for performing highly reliable liquefaction determination in a simple and short time by more faithfully reproducing the behavior of soil partic...
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JP5414652B2 |
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JP5398880B1 |
[Subject] The soil texture judging method of having abolished the variation in the soil texture judging in a Sweden style sounding examination (SWS examination) is provided. [Means for Solution] A hole through which it drilled a hole by ...
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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...
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JP5395966B2 |
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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...
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JP5390206B2 |
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JP5380626B1 |
To use an open-type final disposal site trail as a farmland whose soil is similar to that of the peripheral farmlands in an early stage.The straight wall type final disposal site trail landfilled by a banking material consolidation moldi...
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JP5383358B2 |
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JP5385771B2 |
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JP5350136B2 |
To minimally reduce an airspace around a testing apparatus in a test section in a boring hole. The device includes: a packer core metal 2 as a columnar packer core member; and a cylindrical packer rubber 4 covering the outer peripheral s...
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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...
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JP5334614B2 |
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 excavat...
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JP5337004B2 |
To apply a tensile load which is straight in a radial direction and free of disturbances such as vibration and deviation so as to create an ideal destruction state to a test body and pulling the test body straight in the radial direction...
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JP5326177B2 |
To provide a portable corn penetration testing device which is capable of executing a portable corn penetration testing without requiring manual assistance and advantageous in eliminating variations in measurements. A portable corn penet...
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JP5328632B2 |
To provide a sampling method by which soil can be sampled even in a curve excavation pathway by a free-curve excavator, investigation of the ingredients of the soil can be accurately conducted, and the sampled soil can be taken out easil...
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JP5320081B2 |
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...
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JP5318183B2 |
To provide an earthquake response analysis device, an earthquake response analysis method, and an earthquake response analysis program that perform earthquake response analysis of high accuracy. An arithmetic part 16 when performing the ...
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JP5308968B2 |
To provide a sampling device extracting a sample in a short time at a low cost. A sample collecting cylinder 3 is provided with an opening 5, and flap type sample scraping projections 9 opened/closed on the upper side are fitted at prede...
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JP5303767B2 |
To provide a sampling device for a soil improvement body, which enables sampling with continuity along the vertical axial direction of the columnar soil improvement body. A plurality of sampling ports 5 are provided in an axially scatter...
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JP5305522B2 |
To provide a coring technique capable of preventing a core from coming off even in a super weak nature of soil containing much moisture, and capable of supporting sufficiently and recovering surely the core. This coring device is formed ...
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JP5302726B2 |
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 inje...
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JP2013194362A |
To provide a ground improvement method for liquefaction countermeasures that can suitably and securely improve liquefaction strength at a low cost.A ground improvement method includes the steps of: inserting an air injection pipe 21 into...
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JP5300926B2 |
An excitation device for downhole seismic testing, includes an excitation hammer, a holding arm connected at one end thereof to the excitation hammer to allow the excitation hammer to rotate about the other end thereof, a support post ha...
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JP5300659B2 |
To provide a device and method for collecting soil samples for sampling foot protection improved soil (unconsolidated soil). The sampling device 2 of soil samples includes: a cylinder case 5, namely a vessel for collecting soil samples; ...
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JP5291329B2 |
To provide a penetration testing method which can discriminate diluvial, alluvial, and humus soil deposit from each other. The penetration testing method is carried out by applying a load W to a penetration rod 4 obtained by attaching a ...
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JP5289243B2 |
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JP5281427B2 |
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...
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JP5270650B2 |
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JP5269406B2 |
To provide a probe for measuring an underground thermal conductivity capable of improving work efficiency in measurement of the underground thermal conductivity, and preventing damage of both a hole bored in the ground G to be measured a...
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JP5256366B1 |
To provide a pollution investigation method of a special stratum unit in an artificial stratum. In order to accurately grasp a solid contaminated part such as a harmful heavy metal in an artificial stratum such as a land created by geolo...
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JP5257989B2 |
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JP5253198B2 |
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JP5249874B2 |
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JP2013144921A |
To simply estimate shear strength parameters (an internal frictional angle and cohesion) of ground or a slope in a present location.A rod is rotated at a low speed from the ground while radial expansion pressure acts on the outer periphe...
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JP5244555B2 |
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JP5239042B2 |
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JP5231319B2 |
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JP5230576B2 |
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JP5222780B2 |
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JP5208114B2 |
A flow meter to be used in a hole drilled in the bedrock for measuring stream flows in bedrock fractures which are transversal to the hole. The flow meter comprises an elongated body having a cross section which is substantially smaller ...
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JP5208606B2 |
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