Water & Wastewater

GSI provides its complete range of services for wastewater and water treatment facilities, combined sewer overflows (CSO), sanitary sewer overflows (SSO), green infrastructure, I/I reduction implementation, and wastewater collection and water distributions systems. GSI understands that each community has a unique set of circumstances and collaboratively works to shape the best solutions to address consent decree requirements and other specific needs. As Program Manager, GSI can lead the design professionals in transforming the solutions into appropriate design documents in order to execute the construction project in the manner most appropriated to the specific project. GSI can also serve as the Construction Manager at Risk, Construction Manager-Agent, and Design-Builder. And, if needed, GSI can augment a client’s project teams with scheduling, estimating, and construction inspection services.