King of Prussia Road will be closed between Matsonford Road and Gulph Creek Road weekdays from 7 a.m. to 5 p.m starting Monday, June 26 until Thursday, August 31, weather permitting. Radnor Township is performing emergency sewer repair and no through traffic will be allowed. The detour will be Matsonford Road to County Line Road to Gulph Creek Road. Please allow extra time when traveling to our office through the detoured area. If you need to reach us, please feel free to call us at 610.995.8700.