Michigan Driver's Handbook, Section 6: Sharing the Road

Commercial vehicles, slow-moving vehicles and buggies, pedestrians, children, motorcycles, mopeds and bicycles.

Key rules

1. At 55 mph a truck needs about 400 feet to stop; stay out of its no zones. p. 53
2. Behind a horse-drawn buggy: 15-20 mph and at least 20 feet, no horn. p. 54
3. Pass bicyclists with at least 3 feet, even in a no-passing zone when safe. p. 57