To the extent required by Chapter 60.28 RCW, the city shall release earned retained percentages held by the city at the request of a contractor provided the contractor first submits a bond that: (1) is substantially in the following form; (2) is approved by the city attorney; (3) is from a surety meeting the qualifications described in this chapter; and (4) otherwise complies with the requirements of this chapter. (Ord. 2325-98 § 1(A), 1998.)