In the commercial business district, the following development regulations shall be applicable to all buildings:
(1) Building height.
Buildings shall not exceed a height of more than thirty-five feet (35').
(A) The height shall be measured from the sidewalk or ground surface elevation along the side of the building fronting onto a public right-of-way to the top of the roof.
(2) Setbacks.
The following setbacks are required in the commercial business district:
(A) Front yard setbacks shall be a minimum of fifty feet (50') from the street right-of-way.
(B) Side yard setbacks shall be a minimum of twenty feet (20'). Where a CB zone abuts on the side of a property zoned as single-family residential, each portion of a building in excess of ten feet (10') in height shall be set back two (2) additional feet for each additional one (1) foot in height.
(C) Rear yards shall be a minimum of twenty-five feet (25') where the lot abuts property zoned as single-family residential there shall be a minimum rear yard of not less than one hundred feet (100') and not separated by a street or public right-of-way.
(D) Rear yard setbacks abutting property zoned as single-family residential shall include at least fifty feet (50') of green space adjacent to the residential district. Green space includes landscaping and turf grass.
(3) Minimum lot area.
The minimum area for lots in the commercial business district shall be thirty thousand square feet (30,000 sq. ft.) on lots with access to city sewer, lots without access to city sewer shall be a minimum of forty-three thousand five hundred sixty square feet (43,560 sq. ft.) exclusive of all street rights-of-way and the designated 100-year floodplain as determined by a registered survey.
(4) Maximum lot coverage.
The maximum lot coverage for buildings on individual lots is forty percent (40%) of the lot area, including accessory buildings.
(5) Floor area.
Each store, shop or business shall have a minimum of five hundred (500) square feet of floor area.
(6) Business operations.
The following special conditions apply to business operations within the CB district:
(A) All business shall be conducted entirely within a building. Restaurants offering outside dining or businesses with outside storage and/or display of any type shall be allowed only upon the approval of a specific use permit.
(B) No drive-in services of any type shall be located nearer than one hundred feet (100') of an abutting single-family zoned district. Where drive-in services are allowed, a solid fence of masonry with a height of six feet (6') shall be required to buffer the drive-in service from the abutting single-family residential district.
(7) Off-street parking and loading.
Required off-street parking may be located within the required setback, provided there is a fifty (50') landscape buffer adjacent to the property line. Such off-street parking spaces shall be on a hard-surfaced drive or parking area. Specific off-street parking and loading requirements are contained in article
14.04, division 2, of this chapter.
(8) Buffering and screening.
The following standards for buffering and screening shall apply for all buildings in the commercial business district:
(A) Parking lot layout, landscaping, buffering and screening shall minimize direct views of parked vehicles from streets.
(B) Off-street loading areas shall be located at the rear of all buildings and shall be adequately screened from view of any adjacent single-family residential use.
(C) Outdoor storage of trash receptacles shall be at the side or rear of the site and shall be screened by fence, planting or other suitable visual barrier and be secured from public access.
(D) Transformers, HVAC equipment (if located at ground level), lift stations, utility meters and other machinery, as well as garbage collection points, shall be located at the rear property line, drive, or alley. If such uses are visible from an adjacent right-of-way or property, they shall be totally screened by a fence or suitable plant or other visual barrier of an appropriate height or as proposed or approved in the development site plan. Trash receptacles shall have a door which shall remain closed at all times.
(9) Impervious coverage.
The maximum impervious coverage shall not exceed sixty-five percent (65%) of the total lot area.
(10) Accessory buildings and structures customarily associated with any of the above establishments to which they refer shall be constructed to meet all of the requirements of the principal building.
(11) A specific use permit shall be required when the total square footage of the principal building and/or any accessory buildings exceeds fifty thousand square feet (50,000 sq. ft.).
(12) All drive-through, drive-in, and drive-up businesses shall require a specific use permit.
(13) Replacement of buffering/screening/fencing.
All existing buffering, screening, and fencing that is replaced is required to be replaced with materials required by code for new construction. If there is no material listed for the application then the replacement will match existing material for buffering, screening, or fencing, of the item being replaced.
(14) Parking and drives to be weather-impervious surface developed in accordance with city standards. Parking and fire lanes shall be a minimum of three thousand five hundred pounds per square inch (3,500 psi) concrete of six inches (6") thick with six inches (6") of flex base material compacted to ninety-five percent (95%).
(Ordinance 2005-12-00544, sec. 1, adopted 12/5/05; Ordinance 2006-10-00577, sec. 2, adopted 10/16/06; Ordinance 2013-05-00756, sec. 2, adopted 5/2/13; Ordinance 2013-07-00761 adopted 7/18/13; Ordinance 2015-08-00816 adopted 8/20/15; Ordinance 2024-03-00998 adopted 3/21/2024)