A popular community destination in New Haven, Connecticut, East Rock Park is listed on the National Register of Historic Places. The 427-acre park, which attracts visitors year-round for hiking, picnicking, bicycling, boating, and cross-country skiing, features a number of historic buildings, gardens, and structures that date to the late 19th and early 20th centuries. Among these is the circa-1900 East Rock Road Bridge, a steel arch bridge that crosses the Mill River on the west side of the park. …