A fatal pedestrian crashclosedpart of Route 1 in Lorton, officials said.
Fairfax County Police said the crash happened near Giles Run Road. Few details were immediately available.
The northbound side and southbound sides of Route 1 were closed for about two hours, and traffic was being diverted.
Detectives from our Crash Reconstruction Unit are on the scene at RT1 and Giles Run Road for a fatal pedestrian crash. NB RT 1 is closed and 1 lane of SB is also closed. DETOUR- NB RT1 right on Hassett St, left on Old Colchester, left on Gunston Rd to RT1. #FCPDpic.twitter.com/7eTr3Dvo3P