ON RAMP CLOSED; TO SOUTHBOUND 684 FOR CONSTRUCTION UNTIL FURTHER NOTICE; A DETOUR HAS BEEN POSTED; IN ADDITION, THERE WILL ALSO BE DAILY LANE CLOSURES ON S B 684 AND ROUTE 138 FROM 9:30AM TO 3:30PM;  NOTE: THIS IS A 24 7 CLOSURE, MIGHT END 5 10  WESTCHESTER .