Tappan Zee Bridge

Services for the Tappan Zee Bridge included completing a multitude of Preliminary GRLWEAP Analyses for hammer selection, Dynamic Pile Monitoring using a Pile Driving Analyzer (PDA) on 36 to 48-inch diameter, open-end pipe piles, performing Crosshole Sonic Logging and Thermal Integrity Profiling on 48 to 96-inch diameter drilled shafts.