Gray, Tennessee

Bob Davis Road Wooden Bridge (Washington County, Tennessee)
Replaced 2009
Lost wooden bridge over former Clinchfield Railroad on Bob Davis Road in Gray
Replaced by a new bridge

CSX over Kitzmiller Road (Washington County, Tennessee)
Bridge over Kitzmiller Road on CSX Railroad
Open to traffic

Free Hill Tunnel (Washington County, Tennessee)
One of 55 tunnels built 1908-1909 by the South & Western Railroad (Carolina, Clinchfield and Ohio Railroad), rehabilitated and enlarged 1927
Tunnel under Free Hill on CSX (Clinchfield) Railroad
Open to traffic