In
Missouri
Missouri (''see #Etymology and pronunciation, pronunciation'') is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. Ranking List of U.S. states and territories by area, 21st in land area, it border ...
, odd-numbered highways run north-south and even-numbered highways run east-west (with a few exceptions, such as Route 112). Missouri also maintains a secondary set of roads,
supplemental routes, which are lettered rather than numbered.
Missouri has also changed highway designations with a US route or an
interstate
The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network of controlled-access highways that forms part of the National H ...
with the same number is designated through the state (Route 40 was redesignated
Route 14 to avoid duplicating numbers with
US-40 which also passes through the state). There are a few instances of number duplication between federal and state highways (such as with
Route 72 and
I-72
Interstate 72 (I-72) is an Interstate Highway in the Midwestern United States. Its western terminus is in Hannibal, Missouri, at an intersection with U.S. Route 61 (US 61); its eastern terminus is at Country Fair Drive in Champa ...
), but any such pairs of highways are nowhere near each other to avoid confusion.
In some states (such as
Arkansas
Arkansas ( ) is a landlocked state in the West South Central region of the Southern United States. It borders Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, Texas to the southwest, and Oklahoma ...
and
New Mexico
New Mexico is a state in the Southwestern United States, Southwestern region of the United States. It is one of the Mountain States of the southern Rocky Mountains, sharing the Four Corners region with Utah, Colorado, and Arizona. It also ...
), highways are allowed to be discontinuous. Missouri
overlaps highways in order to maintain continuity.
The
Missouri Department of Transportation
The Missouri Department of Transportation (MoDOT, ) is a state government organization in charge of maintaining public roadways of the U.S. state of Missouri under the guidance of the Missouri Highways and Transportation Commission (MHTC). MoDOT ...
routinely uses the term "Route" in reference to the names of the roads. However, Missouri statutes define them as "State Highways". Missourians may use the terms "Route" and "Highway" interchangeably when referring to a state road.
See also
*
References
External links
Missouri Department of Transportation websiteOfficial MoDOT Travel Information Map
*Officia
current
an
Missouri road maps
Kansas City Scout - KC area intelligent transportation systemSt. Louis Metro area intelligent transportation program website
{{US state highways