Natural Heritage regulators have signed off on lighting plans for Groton's long-delayed Cow Pond Brook Road athletic fields, clearing a key hurdle for the town's cost-cut redesign of the youth sports complex.
The Cow Pond Brook Road athletic fields redesign advanced this week as project engineers walked the Conservation Commission (August 11) and Planning Board (August 13) through a cost-cutting value engineering plan, including gravel parking, cheaper curbing and walkway materials, at-grade…