On flat surfaces, wheel chocks: Question On flat surfaces, wheel chocks: Answers Can be used to prevent a parked vehicle from moving. Make it easier for a parked vehicle to roll. Should only be used on the front driver's side tire. Explanation In situations where a driver cannot use a parking brake, wheel chocks can be used to hold a parked vehicle in place on a level surface. This questions appears in the following tests: Alaska Class A Knowledge Test Alaska Air Brakes California Air Brakes Hawaii Air Brakes Kentucky Air Brakes Louisiana Passenger Maine Air Brakes Michigan Air Brakes Nebraska Air Brakes Rhode Island Double Rhode Island Air Brakes Washington Double
