(Trout Creek, 16', 1979, 38-15-l) across Trout Creek in Berwyn, Tredyfrin Township, Chester County, PA. Cassatt Av. N. 0.15 miles (to end) from jct with US30 in Berwyn, W. on Conestoga Rd. 0.2 miles, N. on Cassatt Rd. 0.1 miles, E. (curves N.) on Old State Rd. 0.2 miles to the bridge on the E. side of the road at 826 Old State Rd. (04-2004, N40° 03.11', W75° 26.96') Photo by Don Burnell.