§ 160.13 “C-O” OFFICE/SERVICE DISTRICT.
   (A)   Purpose. The purpose of this district is to provide areas for the development of primarily professional and administrative offices, and some service uses. It is intended that this district be mapped primarily along arterial or collector streets in new, developing areas to reduce, limit and contain strip retail development which has a more dynamic character, thereby enhancing proper movement of traffic, with appropriate setbacks, landscaping and architecture to make such development reasonably compatible with nearby residential.
   (B)   Permitted principal uses. Only those uses listed below shall be permitted, in accordance with all of the provisions of this district:
      (1)   Banking;
      (2)   Credit agencies other than banks;
      (3)   Security and commodity brokers, dealers, exchanges and services, and holding and other investment offices;
      (4)   Insurance;
      (5)   Insurance agents, brokers and service;
      (6)   Real estate;
      (7)   Accounting, auditing and bookkeeping services;
      (8)   Legal services;
      (9)   Offices of physicians, dentists, osteopathic physicians, chiropractors, optometrists and other health practitioners;
      (10)   Medical and dental laboratories;
      (11)   Management, consulting, and public relations services;
      (12)   Commercial photography, art and graphics;
      (13)   Engineering, architectural and surveying services, including landscape architects;
      (14)   Advertising agencies and radio, television, and publishers’ advertising representatives;
      (15)   Actuaries, chemists and other miscellaneous services;
      (16)   Offices of manufacturers’ sales representatives, subject to no on-site sales, display or storage of stock in trade;
      (17)   Personnel supply services;
      (18)   Noncommercial educational, scientific and research organizations;
      (19)   Blueprinting and photocopying services;
      (20)   Photographic studios, portrait;
      (21)   Travel agencies and bureaus;
      (22)   Blood banks;
      (23)   Consumer credit reporting agencies, mercantile reporting agencies and adjustment and collection agencies;
      (24)   News syndicates;
      (25)   Computer programming and other software services, and data processing services;
      (26)   Noncommercial museums and art galleries;
      (27)   Business associations, professional membership associations and other membership organizations;
      (28)   Civic, social and fraternal associations; and
      (29)   Political and religious organizations.
   (C)   Accessory uses. Uses that are clearly subordinate and customarily incidental to the principal use may be permitted subject to the standards set forth in division (E) below.
   (D)   Conditional uses. The following conditional uses may be allowed by the Board of Adjustment subject to § 160.63, provided such use complies with the requirements of this and all other city codes and is in accordance with the Comprehensive Plan of the city:
      (1)   Extended care, intermediate care or rehabilitation or residential care nursing facilities, but not including care of or homes for the emotionally disturbed, mentally ill, retarded, persons with social or personal problems, delinquents or offenders, or persons with past or present drug or alcohol dependence;
      (2)   General medical and surgical hospitals;
      (3)   Outpatient care facilities;
      (4)   Colleges, universities and professional schools, junior colleges and technical institutes;
      (5)   Business and secretarial schools;
      (6)   Child day care services;
      (7)   Small wind energy conversion system (SWECS), subject to § 160.48; and
      (8)   Communication towers with a maximum height of 130 feet, located not less than 200 feet from the boundary of any property zoned for residential use or designated for such use by the Comprehensive Plan, and subject to § 160.47.
   (E)   Performance standards.
      (1)   No stock in trade shall be stored or displayed nor shall any assembly or manufacturing activities be conducted on the premises.
      (2)   A minimum of 15% of the lot in addition to required landscape setbacks and buffer yards shall be maintained as open space landscaped with grass, trees, shrubs and other plant material in accordance with § 160.28.
      (3)   Loading areas located in any yard adjacent to a street shall be fully screened from observation by normal traffic on the street.
      (4)   All refuse collection areas shall be fully enclosed by a six-foot high opaque fence or masonry wall.
      (5)   If a lot adjoins a residential zoning district, a buffer yard shall be provided along said district boundary in accordance with § 160.27.
      (6)   Lots fronting on an arterial street shall not exceed one drive access onto such arterial street, except as provided below. Common drives between adjacent landowners shall be encouraged in lieu of individual drives, recommended to be located with the common property line as the centerline of the drive and required to be located a minimum of 125 feet from any other drive as measured from centerline to centerline. Where such common drive is provided, and joint access easements to parking areas are provided, required parking spaces on each lot may be reduced in number by up to 5%.
      (7)   One additional drive access may be permitted a lot with continuous frontage in excess of 300 feet, or two additional drive accesses for continuous frontage in excess of 600 feet, if proper spacing is provided.
   (F)   Bulk requirements. The following minimum requirements shall be observed:
      (1)   Minimum lot area: 20,000 square feet;
      (2)   Minimum lot width: 100 feet;
      (3)   Minimum front yard: 35 feet;
      (4)   Minimum side yards: adjacent to street or to a residentially zoned property - 35 feet; otherwise none required, but if a setback is provided a minimum of ten feet shall be required;
      (5)   Minimum rear yard: adjacent to residentially zoned property - 30 feet; otherwise none required, but if provided a minimum of ten feet shall be required;
      (6)   Maximum height: 45 feet, provided that no building for any use shall exceed a bulk plane having a 14-degree altitude calculated from a horizontal plane extending through a line located 18 feet above the average elevation of the north lot line, if an existing building with a passive solar design that includes thermal storage, or an existing solar photovoltaic array that is capable of producing a minimum of 3-kW DC in direct sun, lies to the north; said existing design or device shall be previously documented for this limitation to be applicable; and
      (7)   Maximum floor area ratio (F.A.R.): 0.5.