Orange & Alexandria Railroad
Reporting mark: O&A
Hooff's Run Bridge (Alexandria, Virginia)
Built 1856Brick arch bridge over Hooff's Run on Jamieson AvenueOpen to traffic
The Orange Bridge (Lynchburg, Virginia)
Built 1861Lost Warren through truss bridge over James River on O&ARRRemoved but not replaced
Wilkes Street Tunnel (Alexandria, Virginia)
Used heavily during the Civil War, refurbished by city in 2007-08TunnelOpen to pedestrians and bicyclists