(A) Temporary office or storage room on the site of a construction project;

(B) Temporary classrooms in connection with public schools or private schools with equivalent curriculums;

(C) Sales office on the site of a mobile homes sales yard or as a leasing or management office in a mobile homes park. An enclosed trailer may be used as a temporary office for sales of trailers and similar equipment, provided such trailer is located on the premises of a sales yard containing equipment to be sold. Any mobile home and trailer use as referred to in this section as temporary shall be permitted for not more than one year, except that a longer period may be allowed by special use permit. All mobile homes and trailers to be used as set out in this section shall be clean, in good condition, have the necessary sanitary facilities, parking areas and landscaping as determined by the building inspector. (Ord. 74 § 1, 1972; Ord. 347-C § 4, 1970.)