- Tennessee Interstate Highways, Department of Highways, 1960
Scanned images of interstate development from a 1960 publication. City maps show interstate segments and their stages of completion, including planning, right-of-way acquisition, construction and work completed. Called a “flag map,” this map was meticulously colored by hand by Department of Highways employees to designate specific areas of progress.
- Divisional Maps of Interstate Development
Interactive regional maps show when specific segments of Tennessee’s interstate system were developed – tracing progress of the network.