The Norfolk Southern Railroad Bridge over the Grand River in Painesville, OH, was built in 1905 and reinforced in the 1940’s. High maintenance costs and a restrictively large footprint in the Grand River led to the decision to replace the bridge.  The Great Lakes Construction Company was awarded the contract and chose Suburban Maintenance Construction, Inc. to install 26 drilled shaft foundations ranging from 4’ to 7’ diameter and up to 93.5 feet in length.  GRL Engineers, Inc. provided the SQUID equipment, data evaluation and reporting. Read More

GRL’s services for Tappan Zee Constructors included completing a multitude of Wave Equation Analyses for hammer selection, Dynamic Pile Testing (PDA) on temporary and permanent 36 to 48-inch diameter open end pipe piles, performing Crosshole Sonic Logging (CSL) and Thermal Integrity Profiling (TIP) on 48 to 96-inch diameter drilled shafts. GRL also provided expert services on data interpretation and reviewing project specifications. Additionally, GRL Engineers provided driving criteria based on the Wave Equation Analyses, dynamic testing results and field observations. Read More

Corpus Christi Liquefaction, LLC, a subsidiary of Cheniere Energy, is developing and constructing a liquefied natural gas (LNG) export terminal at one of Cheniere's existing sites that was previously permitted for a regasification terminal.   PDA Testing, SiteLink® Remote Testing, Crosshole Sonic Logging, Thermal Integrity Profiling and Pile Integrity Testing on Drilled Shafts was per formed. Read More