GMC’s Geotechnical engineers evaluate earth materials such as soil, rock and groundwater and how they interact with structures such as building foundations, retaining systems and roadways. Our geotechnical expertise is often used in GMC’s large multidisciplinary designs and is frequently sought by clients as a service in its own right. From preliminary design and analysis through testing and observation during construction, GMC’s geotechnical engineers can provide the expertise for long term, cost-effective design solutions.