Parking of one recreational vehicle (e.g., camper or boat) may be allowed outside within the required front yard setback (which in most cases is 25 feet from the front property line) on a hard surface driveway or on a hard surface pad contiguous with the driveway, provided: 1. Space is not available in the side yard, behind the required front yard or there is no reasonable access to either the side yard or rear yard; 2. Parking in an enclosed structure is not possible; 3. The vehicle is parked perpendicular to the curb; and 4. The vehicle may not extend over the public sidewalk or public right-of-way.