Multiple Choice
What is the minimum spiral curve length transition for a new roadway with a radius of 1000 feet and a design speed of 45 miles per hour (mph) , assuming a 2 ft/sec3 lateral acceleration increase rate?
A) 143.5 feet
B) 158.6 feet
C) 229.2 feet
D) 237.6 feet
Correct Answer:
Verified
Correct Answer:
Verified
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