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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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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