On Rt. 1901 (Langley Ln) in the County of Fairfax from Georgetown; Georgetown Pi; VA-193E/W to Ridge St; Rt. 1903E/W (Fairfax County), motorists can expect potential delays in this area from 09/20/21 at 7:00 AM until 10/15/21 at 5:00 PM due to maintenance activities. All north lanes are alternating closures. All south lanes are alternating closures.