It shall not be lawful for any person to lay down or erect any covering
over the ditches and drains on any public street, lane or alley in the city
unless said ditch or drain be paved with stone the entire length proposed
to be covered over, subject to the approval of the City Council, and persons
having ditches or drains already covered or bridged shall take the same up
and comply with the provisions of this chapter upon twenty (20) days' notice
from the City Council, and all persons offending against the provisions of
this chapter shall be liable to the penalty of the costs of removing such
bridge by the street commissioner and with the additional penalty of twenty
percent (20%) upon said costs.