Last fall, J.F. Brennan Company, Inc. (Brennan) crews successfully concluded environmental remediation efforts after 3.5 years on the Grasse River in Massena, NY. This project had a challenging scope involving dredging, material processing, water treatment, mussel relocation, capping, and habitat restoration. Through a combination of strong teamwork and outstanding production efficiencies, our team completed every phase of work and executed a safe demobilization. Here’s how we did it.