The Interstate Highways in Montana are the segments of the
Dwight D. Eisenhower National System of Interstate and Defense Highways owned and maintained by the
Montana Department of Transportation
The Montana Department of Transportation (MDT) is a governmental agency in the U.S. state of Montana, responsible for numerous programs related to the construction, maintenance, and monitoring of Montana's transportation infrastructure and operati ...
(MDT) in the U.S. state of
Montana
Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columb ...
.
The state's Interstate highways, totaling , were built between 1956 and 1988 at a cost of $1.22 billion. 95 percent of the system serves rural areas, the highest proportion of any state under Interstate program. The entire Interstate system in Montana was designated as the
Purple Heart Trail Purple Heart Trail can refer to:
*Interstate 5 in California, Oregon and Washington
*Interstate 10 in Alabama and Arizona
*Interstate 15 in Montana
**Interstate 115 in Montana
** Interstate 315 in Montana
*Interstate 35 in Kansas and Texas
**Inters ...
in 2003.
__TOC__
Mainline highways
Business routes
See also
*
References
External links
*{{commons category-inline, Interstate Highways in Montana
Interstate
The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, is a network of controlled-access highways that forms part of the National Highway System in the United States. Th ...