2009 Engineering Honorable Award:

Detroit River International Crossing
Detroit, Michigan NTH Consultants, LTD

A precedent setting Brine Well Cavity Investigation program was performed by NTH Consultants, Ltd. to delineate the size, locations, and shape of potential cavities in two proposed border crossings between Detroit, Michigan and Windsor, Ontario, Canada. NTH evaluated the potential impacts of these cavities with respect to conceptual designs for the proposed international crossing.