MODERATE CONGESTION; SLOW TRAFFIC; THEN AGAIN AT RT 107, WANTAGH AV, PAST NASSAU RD THROUGH GRAND AV,   CORONA AV ONTO THE CROSS ISLAND PKWY   EB STOP AND GO EXIT 18 EAGLE AV TO EXIT 22 S   SB MEADOWBROOK PKWY  TROOPERS JUST CLEARED ACCIDENT  FROM CENTER MEDIAN; ALLOW EXTRA TIME.