§ 151.239 OFF-STREET PARKING DESIGN STANDARDS.
   Off-street parking in all zones must meet the following minimum requirements.
   (A)   Dimensions. Parking stalls and aisles shall be provided in accordance with the design standards provided in Figure 9-4 above and Figure 9-5 in division (C) below.
   (B)   Pavement and drainage.
      (1)   Off-street parking facilities shall be designed and built to the stormwater management program requirements.
      (2)   Parking lots shall have an internal drainage system and not adversely sheet flow drain onto public right-of-way, roadways and alleys.
      (3)   Public storm sewer or drainage ways adjacent to or nearby and available must be extended into the parking lot for this purpose.
      (4)   Pavement shall be a minimum of six-inch-thick concrete, equivalent depth asphaltic concrete with subgrade or pervious concrete a minimum of six-inch thickness with an aggregate base and underdrain system. Additional thickness may be required depending on the use and design vehicle.
   (C)   Landscape and screening requirements. Unless otherwise noted, each unenclosed parking facility of over 3,000 square feet shall comply with the following regulations during the life of the facility:
      (1)   Each unenclosed parking facility shall provide a minimum buffer of ten feet along any street property line; a ten-foot buffer is not required in the B-1, ML/C-1 and MH Districts;
      (2)   Each parking facility that abuts a residential district shall provide a ten-foot landscaped buffer along its common property line with the residential district;
      (3)   Any parking facility which abuts property in a residential district shall provide a grade change, fence, terrace or other site feature which blocks the sight line of headlights into a residential property, subject to the determination of the Building Official; and
      (4)   Each parking facility over 4,500 square feet shall have internal landscape islands as shown in he figure below. Internal landscape island area shall be equal or greater to the 10% of the total parking and aisle pavement area. Non-visitor or employee parking lots in MH districts shall be exempt.
      (5)   (a)   Internal landscape islands shall be planted with a combination of turf, trees and understory landscaping such as shrubs, ornamental grasses, and flowering perennials.
         (b)   In islands with trees, rock cover may be allowed as an alternative to turf groundcover or understory landscaping.
   (D)   Entrances and exits.
      (1)   Adequate access to each parking facility shall be provided by means of clearly defined and limited driveways or access points. Such driveways shall be designed to direct non-residential traffic away from residential areas.
      (2)   Parking facilities other than driveways for single-family, duplex, two-family or mobile home residential uses must permit vehicles to enter streets in a forward position.
      (3)   Minimum width of access driveways and main aisle shall be 26-feet with minimum radii of 20-feet on each side.
   (E)   Safety features. Parking facilities shall be designed to provide visibility of and between pedestrians and vehicles when circulating within or entering or leaving the facility; and shall not create blind, hidden or hazardous areas. Circulation patterns shall be approved by the Building Official.
   (F)   Adjustment. For uses subject to special use permit approval, the City Council, with the recommendation of the Planning Commission, may adjust the minimum requirements of this section, in order to provide design, usability, attractiveness or protection to adjoining uses in a manner equal to or greater than the minimum requirements of this subchapter.
(Ord. 23-09, passed 8-21-2023)