| Centerline Miles: |
The length of a road, in miles. |
| County Road System: | Roads under the jurisdiction of one of the 67 counties of Florida. It does not include roads maintained by a county for
a city under a maintenance agreement.
|
| DVMT (Daily Vehicle Miles Traveled): | A measure of the total traffic on a road. It is the product of the average daily traffic count
and the length of the road.
|
| Florida Intrastate Highway System (FIHS): | Highway system created by the Florida Legislature in 1990 to be a statewide transportation
network that provides for high-speed and high-volume traffic movements within the state.
|
| Functional classification: | A description of how a road functions, using definitions and processes specified by the Federal Highway
Administration. A road may be classified as a principal arterial (including Interstates, Other Freeways and Expressways, or others),
a minor arterial, a collector (major or minor), or a local road. Principal arterials have a mobility function: they provide for movement from
one general area to another. Local roads have an access function: they provide direct access to homes, businesses, and other destinations.
The other classifications have both mobility and access functions, with minor arterials providing more mobility, and collectors providing more access.
|
| Lane Miles: | The product of centerline miles and number of lanes. A four-lane road, two miles long has eight lane miles. |
| National Highway System (NHS): | Roads designated by Congress as nationally important for inter-regional travel. Includes roads designated as
connectors to NHS intermodal facilities. |
| Public Roads: | All roads under the State Highway System, the County Road System, and the City Road System, plus public roads administered by
various branches of the U.S. government. Does not include private subdivision roads or roads within shopping centers or other large private areas. |
| State Highway System: | Roads under the jurisdiction of the State of Florida, and maintained by the Florida Department of Transportation or a regional
transportation commission; includes roads with Interstate, US, and SR numbers. |
| Strategic Intermodal System (SIS): | Transportation system created by the Florida Legislature in 2003 to include statewide and regionally
significant facilities and services, containing all forms of transportation for moving both people and goods, including linkages that provide for
smooth and efficient transfers between modes and major facilities. |
Due to weather conditions, the Florida Highway Patrol has closed the Sunshine Skyway Bridge.
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