 In a loop south of Branch Avenue headed towards St. Barnabas Road. That's where the left lane is blocked for the work zone. In a loop and out a loop in Virginia between the GW Parkway and the Dulles Toll Road. That work is in the right lane. Northbound I-95 coming past Garrisonville. Delays continue toward the Dale City Truck Scales where the work continues to block the right lane. Southbound 95 after Dumfries.