The following regulations and the “Supplementary Regulations” of Section 175.29 shall apply in the C-3 District. The C-3 District is intended to accommodate the variety of retail stores and related activities which occupy the prime area within the central business district. It is intended that this district not be mapped outside the original business core.
1. Permitted Uses.
A. Same uses as permitted and regulated for the R-3 District.
B. Stores or establishments for the conducting of any retail business provided that all goods offered for sale shall be kept or stored within a fully enclosed building, but including drive-in places with such uses. (See exception in subsection 11.)
C. Shops or establishments for the conducting of any personal or business services provided that such services, where conducted on the premises, are rendered within a fully enclosed building. (See exception in subsection 1.)
D. Banks and other financial establishments.
E. Business and professional offices.
F. Hotels, motels and motor lodges.
G. Eating places, restaurants, taverns or any other places serving food or beverages, provided same is conducted within a fully enclosed building.
H. Places of amusement or recreation provided all such activity is carried on inside a fully enclosed building, but including places where food and beverages are served to patrons in parked automobiles.
I. Gasoline filling station, automobile sales lot, mobile home sales lot, automobile washing facility.
J. Cabinet making or carpenter shops; plumbing, heating, ventilating or air conditioning supply shops; electrical shop; printing, binding or publishing shop or firm; tinsmith, sheet metal or ornamental iron shop but not including heavy structural iron or steel fabricating shop; or similar commercial shop not primarily manufacturing in nature.
K. Bottling works, automobile body repairs, cleaning and dyeing plant, processing of dairy or egg products, frozen food lockers, laundry or other similar commercial service not primarily manufacturing in nature.
L. Wholesale and storage uses conducted entirely within a building but not including outdoor storage or fuel or other combustible material.
M. Lumber yard, builders supply yard, machinery storage yard or similar products storage but not including junk yard, salvage or waste material outdoor storage yard.
N. Transportation terminals, product transfer facilities.
O. Off-street parking and loading areas.
P. Any accessory building customarily incidental and subordinate to one of the above main uses.
2. Building Height Limit. For residence buildings, same as for the R-3 District, for any other permitted principal use, no building shall have a height greater than three (3) times the width of the street right-of-way on which it faces.
3. Minimum Lot Area. For residence buildings, same as for the R-3 District; for any other permitted use, no minimum.
4. Minimum Lot Width. For residence buildings, same as for the R-3 District; for any other permitted use, no minimum.
5. Minimum Front Yard Depth. For residence buildings, same as for the R-3 District; for any other permitted use, no minimum.
6. Minimum Side Yard Width (Each Side). For any residence building, same as for the R-3 District; for any other permitted use, no minimum, but if a side yard is provided, then must be at least 5 feet, plus 1 foot for each 2 feet in height above 30 feet. (Exception: Where side yard is adjacent to an “R” District it shall be at least 15 feet.)
7. Minimum Rear Yard Depth. For any residence building, same as for R-3 District; for any other permitted use, no minimum, but if a rear yard is provided then must be at least 5 feet 1 foot for each 2 feet in height above 30 feet. (Exception: Where rear yard is adjacent to an “R” District it shall be at least 15 feet.)
8. Off-Street Parking and Loading. In accordance with Section 175.28.
9. Site Plan Required. To assure that the layout and location of proposed buildings and other improvements will be in conformity with the purposes and standards set forth for the C-3 District, a site plan shall be submitted showing the proposed use and development of the site for approval by the Council after review and recommendation by the Commission. The site plan shall have scale accuracy and shall show the following:
A. Location, use and height of buildings.
B. Location and improvement of parking and loading areas.
C. Location, improvement and grade of all access driveways.
D. Location of all existing and proposed underground utility lines and appurtenant structures.
E. Layout, dimensions and markings for parking spaces.
F. Location and improvement of sidewalks, location and markings of all pedestrian ways within parking area.
G. Location and size of all outdoor signs.
To properly orient the site plan to adjacent properties and uses and to the physical features of the site, the accompanying information shall be submitted. The applicant may choose to show this information on the site plan or on a separate map: (a) area map showing all properties, streets, easements, streams, etc. within 200 feet of boundaries of site; and (b) topography or selected elevation points to show existing grades and proposed final grades or elevations of buildings.
10. Construction Requirements.
A. Landscaping of a site may be required including the use and approval of planting materials used on the site. The vegetation initially planted must be nurtured and all dead stock regularly replaced.
B. Around loading areas, material holding, and/or assembly or processing areas, a sight tight durable fence or wall must be provided.
C. Around refuse holding locations a sight tight enclosure that will also prevent scattering of refuse shall be provided.
D. Except as provided in Paragraph E below theexterior of the front of a building must be constructed of at least 30% outside facing material of a clay masonry material or approved equal. In the event a dispute arises as to which wall constitutes the front of the building, the decision shall be made solely by the Commission by considering what the general public would regard as the front of the building. Where the main entrance to the building is located and the address side shall be only two factors in making this determination. If the building is bordered on more than one side by public right-of-way, and has more than one entrance, the Commission shall make the final determination as to which side will have the required masonry material.
(Paragraph D – Ord. 2289 – Dec. 23 Supp.)
E. As to any “new” construction located in the C-3 Commercial District of “downtown” Boone, Iowa as designated in the Boone Downtown Incentive Fund map shown below, the exterior of a building must be constructed of at least 75% outside facing material of a clay masonry material or approved equal on any side of the building other than the side that faces an alleyway, regardless of whether that side is the front of the building. The Commission shall make the final determination as to which three sides will have the required masonry material.
(Paragraph E – Ord. 2289 – Dec. 23 Supp.)
11. Outdoor Displays. Outdoor displays will be permitted as long as they are not unsightly or constitute a nuisance. No outdoor displays will be permitted on any public right-of-way, including but not limited to streets, alleys, or sidewalks that in any way block or obstruct a street, alley or sidewalk. The Building Official shall have absolute discretion in determining whether an outdoor display is unsightly, constitutes a nuisance, or whether it blocks or obstructs a public right-of-way.
12. In the C-3, General Commercial District, downtown district only, 1st floor dwelling units are not allowed within the first 50% of floor area of the front of the building, from the street side; also, indoor storage units shall not be allowed on the 1st floor of any building in the downtown C-3 zoning district in the City of Boone.
(Subsection 12 - Ord. 2257 - Dec. 20 Supp.)