Such notice shall direct the owner to repair such sidewalk, shall specify what work is required to be done, how the same is to be done, and what materials shall be used in such repair, and shall further specify that, if such repair is not commenced within 30 days after notice is given as aforesaid and prosecuted to completion diligently and without interruption, the Director of Public Works shall cause such repair to be made and the cost of the same shall be a lien on such property.
(Amended by Ord. 73-70, App. 3/19/70)