Prior to the adoption of Ord. 20880 on 02/21/2011, Section 22-76 read as follows.

(a) All ordinances and contracts for public improvements shall specify how the same are to be paid for. In case payment is to be made in whole or in part to the contractor in special tax bills or other evidence of special assessments, the city shall in no event be liable for or on account of the work to be so paid for. If the council determines that a public improvement should be constructed using a design-build contract, the procedure set forth in section 22-71 shall be modified as set forth in this section.

(b) The ordinance authorizing the making of any public improvement shall prescribe the manner in which payment for the same shall be made. Such payments may be made in whole or in part by the city, or in whole or in part by special tax bills issued to the contractor, or by special assessment against private property, as provided for by the charter and this Code. The plans and specifications for such improvement shall be adopted by ordinance before any contract therefor shall be let; provided that such adoption may be by reference to plans and specifications which are on file in the office of the city clerk. Following the public hearing, the council shall authorize the city manager to proceed with selection of a design-build contractor.

(c) The city manager may award the design-build contract to the contractor that, in the opinion of the city manager, has submitted the best proposal based on the following factors: