For over 40 years, GZA has provided geotechnical and environmental services for the construction industry. Our Contractor Support Services are founded on personal attention and delivery of technical excellence in a responsive manner. With diverse professional backgrounds in geotechnical, environmental, structural, and civil engineering, and earth sciences, our seasoned professionals provide the broad perspective and experience to meet the needs of Contractor’s and anticipate and avoid unnecessary setbacks throughout a projects construction. Our wide presence offers clients the added benefit of local experience, resulting in cost-effective and timely service.

GZA’s experience includes: pre-construction value engineering, excavation support and underpinning design, foundation design, installation and monitoring geotechnical instrumentation, transportation and disposal (T&D) of contaminated soils, groundwater treatment, deep foundation testing including PDA, WEAP, CSL and static testing, noise and vibration monitoring, pre and post-construction surveys, construction inspection and monitoring, and Health and Safety monitoring and compliance.

Our capabilities and services span a wide spectrum of projects and clients; from heavy infrastructure contracts (highways, tunnels, bridges, dams, and utilities) with national competition, to the small local commercial excavation project.

As part of our clients’ construction team, we work with project partners to provide focused geotechnical and environmental services with the understanding that time is of the essence and we strive to develop alternatives that may offer cost saving opportunities.