Canadian National (CN) Railroad will close Clark Road from Meadow Lane to Hogback Lake Road in Springfield Township starting on Monday, July 26, for railroad-crossing repair work. The road is expected to re-open on Aug. 3. During the closure, access to homes and businesses within the closure will be maintained. The detour for through traffic is Hogback Lake Road to Andersonville Road back to Clark Road and vice versa. This section of Clark Road carries approximately 230 vehicles daily.