Prado Flood Basin

Project The USACE enlarging the flood control basin and building a dike to enhance flood risk management at Prado Dam. The basin is designed to accomodate a 200-year event. Monitoring Requirement Engineers needed to monitor settlement, total pressure, and pore-water pressures. Implementation GEO installed a wireless, solar-powered logger, three settlement cells, an earth-pressure cell, and…

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Monitoring ground improvement

Project To consolidate foundation soil for a large warehouse facility in California, Keller installed wick drains and followed up with deep dynamic compaction and surcharging. Monitoring Requirement Monitoring the progress of consolidation required easy access to continuous measurements of pore-pressure and settlement. Implementation Vibrating wire piezometers were installed across the site. GeoCloud wireless nodes placed at the…

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The polar vortex event in January 2019 brought extreme fluctuations in temperatures that cracked the entire length of this 250 foot stack. The crack affected both the brick liner and the steel outer casing. The unstable stack had to be monitored before and during demolition. The monitoring solution involved placing survey prisms onto the steel…

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Monitoring for Construction Control - NYC Apple Store

New York City GEO monitored the controlled release of tension in a pretensioned steel structure as work proceeded on this retail store. Instruments include an AMTS system and vibrating wire strain gauges.

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3D settlement Monitoring

Projects ProjectsSettlementExcavationsStructuresDeformationBridgesTunnelsRail & MetroInfrastructureVibrationDustPiles California GEO takes to the air, using GPS cameras to gather point cloud data for 3D settlement monitoring.

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