The following routes are scheduled for concrete patching beginning April 16, weather permitting: 53rd Street (J.D. Road to 47th Ave.); 47th Ave. (48th St. to 53rd St.); 51st St. (one-ways along drainage ditch); 44th Ave. Ct. (west of 51st St.); and 46th Ave. Ct. (west of 51st St.). An asphalt overlay will follow. On-street parking will not be allowed during the concrete patching.