[Amended 6-18-1980 by L.L. No. 6-1980]
All public work performed pursuant to contract under the control and supervision of the Department of Public Works shall, before it is accepted, be certified by such qualified person or persons as the City Manager may designate, to the effect that such work has been performed in a good and substantial manner with the material required and in the manner directed by the terms of the contract under which the work was done.