The State Street Promenade is intended for use primarily by pedestrians as defined in Vehicle Code Section 467, bicycles as defined in Vehicle Code Section 231, and other forms of wheeled personal transportation consistent with use of a multi-use area, such as skateboards and scooters, but excluding automobiles, motorcycles, and similar motor vehicles. Under Vehicle Code Section 467, a pedestrian includes persons using electric personal assistive mobility devices, self-propelled wheelchairs, motorized tricycles, or motorized quadricycles as specified in that section. Under Vehicle Code Section 231, bicycle includes an electric bicycle. As used in this section the term motor vehicle has the same meaning as defined in Vehicle Code Section 415 but does not include bicycles or mobility devices used by pedestrians.