For three-digit Interstate numbers the first digit indicates what kind of route it is and the last two digits give the main Interstate that the route is part of. Theyre part of the Route Numbering System RNS that the Department of Public Works and Highways.
Spur to a two-digit route routing traffic into a city or complex.
What do the numbers mean on interstate signs. Interstate routes that branch off major long-distance routes are assigned three-digit numbers. Two-digit odd Interstate numbers are north-south routes 17 35 55 81 etc. Reference markers are small green signs with three rows of numbers provide a unique locator for every state road.
Interstate signs indicate the route number of the highway. Some numbers are alphanumeric a combination of letters and numbers painted with blue background. The last two numbers indicate the parent route and the first digit signifies the roads function.
The rest of the system flows from this most basic starting point. County Number Number assigned by the department to identify each of the 254 counties in the state. The last two numbers indicate the parent route while the first digit.
Meditation is the best way to communicate with your angels. Begin with letter H- most routes actually signed and one digit though there is an H-201 in Honolulu. Oftentimes they also denote the direction and state name.
One and two-digit interstates span multiple regions while three-digit interstates are more local. Interstates 76 84 86 and 88. You forgot to mention that the first digit of a three-digit Interstate highway signifies with minor exceptions the type of highway it is.
Designated Highway Control Cards The cards on which all highways history and current designations are recorded. Numbers are signs to cheer you on to help you to understand to give you advice and clues to help you find a better way. Designation Letter DesLtr Report to Districts Divisions and outside interests of changes to the State Highway System.
Two-digit even Interstate numbers are always east-west routes 40 94 26 etc. Belt loop supporting a two-digit route around a city. An odd digit means the highway is a spur that only one end connects to the Interstate Highway System while an even digit means it is a loop that both ends of it are connected to the Interstate Highway System.
The three-digit Interstate Highways also called Auxillary Interstate Highways around urban areas have their own meaning. The second line identifies the DOT region the county and the sequence of the county along the route. The canon of literature on this starts with ZZYZXs Interstate Page.
The interstate sign is a directional sign. The number of digits tells you whether an interstate connects multiple metro areas or exists solely within a single metro area. Those road number signs are the route numbers assigned to a particular road.
Even numbers run east and west. The top number is the route number. The numbers are painted or printed in color black with white background.
Primary interstate highways use one or two digit numbers like I-5 and Odd numbers run north and south. Alaska and Puerto Rico.