Those certain specifications entitled MAG Standard Specifications and Uniform Details for Public Works Construction, sponsored and distributed by the Maricopa Association of Governments (MAG) are adopted by the City of Goodyear and made part of this chapter the same as though said specifications were specifically set forth in full herein; at least three copies of said specifications shall be filed in the office of the City Clerk and kept available for public use and inspection. (Prior Code, Art. 9-6)