The minimum cumulative number of spaces shall be determined by the amount of dwelling units, bedrooms, floor area, members, equipment, employees and/or seats contained in new buildings or structures or added by alteration of buildings or structures, and such minimum number of spaces shall be maintained by the owner of such buildings or structures as follows:
A. Office, business and commercial uses.
(1) For retail business or service: one space for each 200 square feet of customer floor area.
(2) For office, including professional, personal service, public utility or public: one space for each 200 square feet of gross office floor area.
(3) For car washing stations: five waiting spaces for each bay.
(4) For restaurant, bar or nightclub: one space for each 50 square feet of customer floor area or one space for each five seats or a combination thereof.
(5) For any commercial use: one space for each company vehicle in addition to other required spaces.
(6) For drive-in restaurants or eating establishments: 15 spaces plus those required for customer floor area or seats.
(7) For motel and vacation resort: one space for each bedroom plus one space for each four employees.
B. Industrial uses.
(1) One space for each 400 square feet of floor area devoted to manufacture, including printing, publishing and laundry or dry-cleaning plants, plus one space for each employee. If shiftwork is practiced, then the most populous shift employee number shall determine.
(2) One space for each 2,000 square feet of area devoted to outside storage, including used car lots and equipment rental or sales yards.
(3) For any industrial use: one space for each company vehicle in addition to other required spaces.
C. Public and semipublic uses.
(1) For places of public assembly (including churches): space for 80% of seating capacity.
(2) For elementary school or day nursery: two spaces for each classroom.
(3) For high school or college: one space for each employee.
(4) For museum, art gallery, institutional or philanthropic use: one space for each 800 square feet of gross floor area.
(5) For clinic, sanitarium, nursing or convalescent home: one space for each bed.
(6) For club: one space for each 200 square feet of gross floor area or one space for each three seats, whichever is greater.
D. Recreational uses.
(1) For dance hall: one space for each 50 square feet of dance floor area.
(2) For golf course or bowling alley: eight spaces for each tee or alley.
(3) For skating rinks: one space for each 250 square feet of area available for skating.
E. Residential uses.
(1) For dwellings: two spaces for each dwelling unit, to be provided on a buildable portion of the lot.
(2) For home occupation: one space for each employee.
(3) For boardinghouse: one space for each bedroom.
F. For uses not listed herein: as established by the Board of Appeals.