Turn signal — city / business100 feet before
Turn signal — open highway300 feet before
Following distance (≤40 mph)2-second rule
Following — recommended4 seconds
RR stop if train coming15 feet minimum
No passing — within100 ft of intersection / RR
U-turn — visibility required200 ft each direction
Dim headlights (oncoming)500 feet
Dim headlights (following)300 feet
Headlights — required <1,000 ft visibility
Look ahead (city / freeway)12 / 20–30 sec
Pass cyclist clearance3 feet
Center turn lane max200 ft before / 50 after turn
Visibility from parked car200 ft each direction
💡 Nevada minimum following distance is 2 seconds at 40 mph or less; instructors recommend up to 4 seconds. Commercial vehicles 5+ seconds. The handbook also defines a 12-second look-ahead rule (20–30 seconds at freeway speeds).