The following is a list of numbered routes in Delaware, consisting of
Interstate Highways
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 ...
,
U.S. Routes
The United States Numbered Highway System (often called U.S. Routes or U.S. Highways) is an integrated network of roads and highways numbered within a nationwide grid in the contiguous United States. As the designation and numbering of these h ...
, and
state routes. The
Delaware Department of Transportation is responsible for maintaining numbered roads in Delaware. State routes in Delaware use the circular highway shield. Delaware's numbering system mirrors that of U.S. Highways in that odd numbered highways travel north-south and even numbered routes go east-west. The numbers increase in value as one goes south and west respectively. There are some exceptions, however, mainly with routes from other states keeping their number as they enter Delaware, hence breaking the pattern.
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History
The first numbered routes in Delaware came in 1925 with the designation of the
U.S. Highway System, in which US 13, US 40, and US 113 were legislated to run through the state.
In 1930 and again in 1932, the
Delaware State Highway Department
The Delaware Department of Transportation (DelDOT) is an agency of the U.S. state of Delaware. The Secretary of Transportation is Nicole Majeski. The agency was established in 1917 and has its headquarters in Dover.
The department's responsibili ...
recommended giving numbers to state roads to supplement the existing U.S. Highway System.
By 1936, Delaware began assigning numbers to state routes.
In 1956, the
Interstate Highway System was created, with under 40 miles of Interstate highway legislated in
New Castle County.
Interstate Highways
U.S. Highways
Mainline routes
Special routes
State routes
See also
*
References
{{reflist, 30em
External links
AARoads Delaware Highways Page
Numbered Routes
*