(1) Except when such areas are specifically designated on the zoning map as being classified in one of the zones provided in this title, land contained in rights-of-way for streets or alleys, or railroads shall be considered unclassified.

(2) Within street or alley rights-of-way, uses shall be limited to street purposes as defined by law.

(3) Within railroad rights-of-way, allowed uses shall be limited to tracks, signals or other operating devices, movement of rolling stock, utility lines and equipment, and facilities accessory to and used directly for the delivery and distribution of services to abutting property.

(4) Where such right-of-way is vacated, the vacated area shall have the zone classification of the adjoining property with which it is first merged. (Ord. 42-02 § 2 (21A.02.110))