Whenever any owner or occupant of such parcel of real
estate shall fail or neglect to remove such debris as above required,
the Board of Public Service may have such debris removed therefrom
without notice to such owner or occupant, and the cost of such removal,
with an additional charge of 50% thereof for supervision and administration,
shall be billed to the property owner and, if not paid, shall be assessed
against such property, and the same shall be levied, corrected, enforced
and collected in the same manner, by the same proceedings, at the
same time, under the same penalties, and having the same lien upon
the property so assessed as the general City tax and as a part thereof.