Rural speed limits on I - 80 Year Speed limit (s) 1960 70 mph (115 km / h) 1964 75 mph (120 km / h) for cars and 65 mph (105 km / h) for trucks 55 mph (90 km / h) national speed limit, effective March 3, 1974 65 mph (105 km / h) 1995 75 mph (120 km / h)
what is the speed limit on the interstate in nebraska
75 mph (120 km / h) 75 mph (120 km / h)