Question High occupancy vehicles (HOV) lanes are not reserved for: Answers High occupancy vehicles. Carpools. Tractor-trailers. Motorcycles. Explanation During heavy traffic periods, HOV lanes are reserved for buses, carpools, other high occupancy vehicles, motorcycles, and certain clean special fuel vehicles. Pass your DMV Written Test with flying colors Take me to the cheat sheet Virginia This questions appears in the following tests: Virginia Practice Test 18 Virginia Practice Test 31