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There is seven roads that are part of the system, three primary routes and four auxiliary routes, the highways connect every city in the state with a population of over 100,000(Seattle, Spokane, Tacoma, Vancouver, Bellevue, and Everett) as well as the state capital, Olympia.

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Q: How many interstate highway systems does Washington state have and list them?
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Related questions

What is a highway called that goes from state to state?

interstate


What state does not have a interstate?

Alaska does not have an interstate highway as an interstate highway requires 4 lane divided road connected at the very minimum state. Alaska is separated from the 48 other states. Thus can not have an interstate highway. Alaska has state highways and it has national scenic routes but are not able to have an interstate highway.


What is the difference between a interstate highway and a state highway?

ones the interstate and ones the state Interstate is used to connect states and State highways are used to connect citys in the state


A major modern interstate or other highway in the state is?

Interstate 40.


How do you differentiate between a state Highway and an Interstate?

Signage is the only reliable way to tell. State highways will have a state highway sign (what that looks like varies from state to state), while interstate highways will have the blue and red interstate shield.


What is the interstate highway that runs in a north-south direction through Iowa?

The major highways in the state of Iowa are Interstate 35 and Interstate 29. They join the north and south part of the state. Interstate 80 and Interstate 380 join the east and west side of the state.


Do you take the interstate highway or the state highway to travel from bumblebee to peace valley?

Yes


What is the major roadway in the state of New Hampshire?

Interstate Highway 93, Interstate 95 and Interstate 89.


Which state has most miles of interstate highway?

California


Which state has the most interstate highway miles?

California


What are Washington's major highways?

Three Interstate Highways transect Washington State. These include Interstate 82, Interstate 90, and Interstate 5. Interstate 90 crosses the entire state at a length of 297.52 miles.


Do you take the interstate highway or the state highway to travel to bumblebee to peace valley?

Yes