In addition to the provisions of the Structural Specialty Code and similar provisions of other specialty codes, the Building Official may approve a material or method of construction not specifically prescribed by this chapter provided he/she finds that the proposed design is satisfactory and that the material, method or work offered is for the purpose intended, at least the equivalent of that specifically prescribed by this chapter in quality, effectiveness, fire resistance, durability, safety and emergency conservation, and the Administrator of the Building Codes Division, Department of Consumer and Business Services has not issued a report disapproving the material or method for the purpose. The Building Official may refer the proposed design to the Building Codes Division or the City Manager. A person affected by ruling of the Building Official may appeal such ruling through the appeals process as outlined in this chapter within thirty days of the date of ruling. The provisions of this section shall not be interpreted to preclude a person from requesting a ruling from the Administrator of the Building Codes Division prior to the submitting of an application to the City for permit, or after withdrawing previously submitted application. (Ord. 1364, 1974)