Early Roads & Trails
What was the first federally funded road in the U.S.?
The National Road (Cumberland Road)
What President signed the Federal-Aid Highway Act of 1956?
President Dwight D. Eisenhower
What is the longest highway in the U.S.?
U.S. Route 20
What does AASHTO stand for?
American Association of State Highway and Transportation Officials (AASHTO)
What is the longest continuously running highway in America?
Which famous trail connected Missouri to the Pacific Northwest?
The Oregon Trail
How many miles of highway were planned in the original Interstate Highway System?
41,000 miles
What year did the Golden Gate Bridge open?
1937
What major safety feature was added to highways in the 1960s?
Reflective lane markings
What road inspired the song "Get Your Kicks on Route 66"?
U.S. Route 66
What year did the Cumberland Road (National Road) construction begin?
1811
What was the primary reason for creating the Interstate System?
National defense and economic development
What road is known as the "Main Street of America"?
Route 66
What is the purpose of the MUTCD?
To provide uniform traffic control devices across the U.S. (MUTCD)
What was the first U.S. highway numbering system called?
The U.S. Highway System (established in 1926)
The Oregon Trail was primarily used for what purpose?
Westward migration and settlement
Which city has the most interstate highways converging in one place?
Chicago, IL
What is the tallest bridge in the U.S.?
The Royal Gorge Bridge in Colorado
What is the minimum width of an interstate highway lane?
12 Feet
What state has the highest number of covered bridges?
Vermont
Which Act of 1916 provided the first federal aid for road construction?
The Federal Aid Road Act of 1916
What was the first segment of the Interstate Highway System completed?
A section of I-70 near St. Louis, Missouri
What highway is nicknamed the "Loneliest Road in America"?
U.S. Route 50 in Nevada
What is the function of a cloverleaf interchange?
It allows for smooth, continuous traffic flow without traffic lights at highway intersections (cloverleaf interchange)
What is the highest elevation on the Interstate Highway System?
The Eisenhower Tunnel on I-70 in Colorado (11,158 feet)