News 2 concrete slabs fall off truck, snarl I-66 near Manassas By Potomac Local News Published November 21, 2022 at 9:29AM | Updated November 21, 2022 at 10:21AM Two concrete slabs fell off a truck on Interstate 66 near Manassas. [Photo: VDOT] This article is FREE to read. Please Sign In or Create a FREE Account. Thank you. Author Potomac Local News View all posts #Gainesville #News