Accessory structures shall comply with the space limits applicable in the zone in which located except that structures accessory to residential uses shall be subject to the following requirements:

    1. The aggregate ground coverage of all detached accessory structures shall not exceed:

        a. For single-family dwellings, 1000 square feet or the ground coverage of the principal structure, whichever is less.

        b. For other dwellings, 500 square feet per dwelling unit.

    2. No accessory structure shall exceed 20 feet in height or the height of the principal structure whichever is less.

    3. No accessory structure shall be located within the required front setback.

    4. No accessory structure shall be located closer than:

        a. 15 feet to a side or rear lot line adjacent to a street right-of-way;

        b. On a reverse corner lot, the required front setback or existing front yard, whichever is less, of the lot to the rear, but in no case, less than 15 feet.

    5. Exception: The front, side or rear setbacks set forth in sections 3 and 4 may be reduced as provided in subsection 25.48.030-4.f. for steep slopes.

    6. An accessory structure located entirely in the rear yard may be located with a minimum setback of 3 feet from a side or rear lot line provided said side or rear lot line is not adjacent to a street.

    7. An accessory structure that is located partially in a side yard may be located with a minimum setback of 5 feet from a side lot line along an alley if a wall, parallel and adjacent to the alley contains a vehicle access doorway.  (Ord. 2000-9785; 99-8572; 95/U-3552; 90/T-9271; 87/T-5718; 84/T-3231; S-37497, 1979; S-33379, 1977)