Off-street parking space adequate in size, layout and design to facilitate the free flow of traffic and the safe ingress to and egress from the premises shall be provided on the same lot, or on another lot under the same ownership within a radius of not more than 500 feet from the lot to which it is appurtenant. Each parking space shall be not less than nine feet by 18 feet in dimension except for spaces which are required by law to be larger for handicapped access.
Parking requirements are as follows:
A. 
Clubs, community houses, churches, theaters: one space per four seats or per four occupants.
B. 
Drive-in restaurants: one space per 50 square feet of gross floor area, plus one space per employee.
C. 
Dwellings: two spaces per family.
D. 
Filling stations and automobile repair shops: one space per employee, plus three spaces per bay.
E. 
Greenhouses and nurseries: one space per employee, plus five additional spaces.
F. 
Housing for elderly and/or handicapped persons: one space per dwelling.
G. 
Manufacturing, processing, assembling plants, warehousing or wholesaling establishments, research laboratories and other industrial uses: one space per two employees on two largest shifts combined.
H. 
Marinas: 1 1/2 spaces per boat slip.
I. 
Medical, dental or veterinary offices: seven spaces per doctor.
J. 
Nursing and convalescent homes: one space per employee at peak employment hours, plus one space per six beds.
K. 
Post offices: off-street parking shall be provided for at least one automobile per employee. Parking spaces shall also be provided in the ratio of one car to every 150 square feet of gross floor area of the building. Parking areas shall be designed so as to avoid conflict with on-site loading and unloading of vehicles.
L. 
Professional and business offices and financial institutions: one stall per 350 feet gross floor area, plus one stall per employee.
M. 
Restaurants: one space per 50 square feet of public floor area, plus one space per employee.
N. 
Retail stores, barber and beauty shops, watch and shoe repair and similar personal services, tailoring and cleaning establishments: one space per 200 square feet gross floor area, plus one space per employee.
O. 
Hotels and motels: one space for each guest sleeping room.
P. 
Self-service laundries and cleaners: one space per employee, plus one space per each two washing, drying or cleaning machines.
Q. 
Reasonable and appropriate off-street parking requirements for structures and land uses which do not fall within the categories listed under this section shall be determined by the Planning and Zoning Commission, which shall consider all factors in the parking needs of such use.
Not more than two commercial motor vehicles and no construction equipment or related materials may be parked on a lot in a residential district. Such commercial vehicles shall not exceed a gross vehicle weight of 11,000 pounds and their visibility off premises shall be minimized.
A zoning permit shall be required for an additional commercial vehicle to be parked or stored on a lot in a residential district. Such commercial vehicle shall be only allowed on lots of two or more acres. Said vehicle shall not exceed a gross vehicle weight of 20,000 pounds and shall be stored indoors or screened from view off premises, no closer than the dwelling or 100 feet from any street line, whichever is less, and 50 feet from any property line.
Except for those vehicles permitted by right in § 270-143 above the Commission may limit the hours of operation of commercial vehicles to be compatible with the neighborhood.