Old SR 122 and Township Line Road

This project included the design of a rural, single-lane, modern roundabout with extended splitter island treatments for high-speed approaches at the intersection of Old State Route 122 and Township Line Road in Warren County, Ohio. Environmental work included ecological fieldwork, including wetland delineations and assessments, stream assessments, threatened and endangered species habitat survey and habitat identification, environmental site assessment screening, Phase I and Phase II Environmental Site Assessments, and a Categorical Exclusion document.