MODERATE CONGESTION; SLOW TRAFFIC; MORE DELAYS FROM LORTON TO RTE 123, DALE CITY TO QUANTICO, AT RTE 630 AND RTE 17 TO THE RAPPAHANNOCK; SOUTHBOUND RTE 1 IS SLOW FROM LORTON RD TO THE PRINCE WM PKWY; SOUTHBOUND RTE 17 IS SLOW BEFORE GEICO TO I 95; ALLOW EXTRA TIME.