Since 1899, at least one segment of the current highway has been in the state highway system.
California's segment of the highway was decommissioned in 1964.
By 1930, a small segment of the highway was completed south from Charlotte Hall.
Smaller segments of the highway have been assigned several other names by the state and municipal governments.
The most traffic was present in the segment of the highway between Enterprise and Detroit.
Several apartment complexes surround this segment of the highway also.
An eruption producing floods could destroy segments of the highway.
Previously at a gravel standard, this segment of the highway was paved in 2009.
This segment of the highway generally travels in an east direction through Cypress County.
Construction of the current segments of the highway were completed in the early 1990s.