All walks, walkways and pedestrianways, for other than one-family dwelling units, shall comply with the following standards:
(A) Main walks shall be no less than 72 inches wide to permit wheelchairs and foot traffic to blend comfortably;
(B) Walk grades shall not exceed 5% or 1:20. If a more direct route must exceed this standard and include steps, alternate routes at this grade should also be provided;
(C) All buildings must provide entries with access ramps. These shall not exceed 16% or 1:6 grade;
(D) At all road/walk intersections, beveled curb cuts shall be provided. These are to be designed and constructed to insure comfortable access and transit. Beveled curb ramps shall not exceed 16% or 1:6 grade;
(E) All other conditions to be provided to meet at least minimum handicapped facilities specifications.
(O.C. § 5.560)