地盤・構造物の調査
地盤・構造物の調査
測定対象物を壊すことなく、現状のまま調査対象の振動性状や健全度を知ることができる調査です。 対象は、ビル・橋梁・ダム・地盤など幅広く、ダムなどにおけるコンクリートの強度や地盤の振動伝搬特性などを把握できるため、土木や建築などの業界で活用されている調査です。 当社は、測定業務だけではなく、何をどのように測定するかなどの全体計画の策定からデータ解析の提案まで、地盤・構造物の調査に関する総合的な業務領域を持つ数少ない企業のひとつです。
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Ground investigation services
We conduct static load tests, vibration tests, regular inspections of bridges, and continuous microtremor measurements!
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Static load test of bridges
The relationship between the obtained load and deflection allows us to understand the integrity of the beam!
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Static load test of the Fukure Bridge and investigation of the vertical bearing capacity of the piles.
To check for daily fluctuations, automatic measurements will be conducted for about one week before and one week after the static load test!
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Vibration testing of a three-story building.
Conduct practical vibration experiments such as sweep excitation tests and steady-state excitation tests to confirm operational status and usability!
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Traffic Condition Survey "BWIM"
We are conducting a traffic condition survey, stress frequency measurement, and remaining life prediction analysis!
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Measurement of shear wave velocity in gravity dams
Estimate the strength of concrete by calculating the elastic modulus from the shear wave velocity!
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National Treasure Bronze Amida Buddha Sitting Statue Preservation and Repair Vibration Characteristics Investigation Continuous Micro-Movement Survey
We were able to obtain valuable data that is highly accurate and reliable!
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Inspection and investigation of vibration control devices, excitation experiments of cables.
Conducted in two cases: without and with vibration control devices! Evaluated the damping performance of the vibration control devices by comparing logarithmic decay rates.
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Maintenance and management of cable-stayed bridges
Important cable-stayed bridges are regularly inspected for cable tension and bridge body shape (longitudinal alignment)!
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Vibration generator experiment at Kanagawa University Yokohama Campus Building 3
Steel building with damage control structure using buckling-restrained braces! Assisting with the building's shaking table experiment.
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G Bridge Stress Survey
Life expectancy calculation is also conducted! Traffic condition survey and stress frequency measurement using the BWIM system.
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