(Grube, 23' x 9', 1970, 20-12-a - Collapsed 2007) across a stream in Bel Air, Harford County, MD. MD543 (Fountain Green Rd.) SE 0.7 miles from jct with US1 in Bel Air, E. (left) on Prospect Mill Rd. 2.0 miles to the bridge at 402. (1981, N39 33.45 W76 18.02) Photo courtesy of Jim Smedley.