ON RAMP CLOSED; TO SOUTHBOUND 684 FOR CONSTRUCTION THROUGH MAY 3RD; A DETOUR HAS BEEN POSTED; IN ADDITION, THERE WILL ALSO BE DAILY LANE CLOSURES ON S B ROUTE 684 AND ROUTE 138 FROM 9:30AM TO 3:30PM;  NOTE: THIS CLOSURE IS 24 HOURS A DAY ;  WESTCHESTER .