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the construction of the interstate highway system
The longest Interstate Highway is I-90, running from Boston MA to Seatle WA with about 3100 miles.. The second longest Interstate highway is I-80, running from San Francisco CA to New York NY with about 2900 miles.
The US has been paving roads on since the model T was introduced in the early 20th century. The 1950's was when the interstate highway system was made, however, which was by far the biggest addition to the road system ever
The last interstate highway was completed in 1993 in Los Angeles. The Century Freeway, Interstate 105, was completed after 37 years of construction. The route connects Los Angeles International Airport with Interstates 405, 110, 710, and 605.
The first highway in the US was the wilderness road.
As of 2012, the US interstate highway system includes almost 50,000 miles.
Dwight Eisenhower was President of the US when the Interstate highway system was formed.
As of 2006, there were 46,876 miles of roadway in the Dwight D. Eisenhower National System of Interstate and Defense Highways.
In the US highway system, interstate is usually abbreviated to simply the capitol letter "I" as in I-75, etc.
Interstate 70, Interstate 76, Interstate 25, US Highway 50, US Highway 24, US Highway 85, US Highway 87, US Highway 287, US Highway 40, Colorado Route 9... those are some of your major thoroughfares.
The US Interstate Highway that runs through Helena, Montana is Interstate 15.
An interstate highway is one that runs across the US, normally across several states (hence inter-state). The US Interstate Highway System is the system of federally-built roadways that began construction in the 1950s, originally as a way to improve the flow of essential military material.
The US Interstate highway which connects Kalamazoo, MI to Stevensville, MI is Interstate 94.
About 30 minutes on the US Interstate highway system.
About 3.5 hours on the US Interstate Highway System.
About 2.5 hours on the US Interstate Highway system.
On the US Interstate Highway system, about 12 hours.