2504 ARTICLE 11.

opening of street surface, for the purpose authorized by law or ordinance;
to regulate the numbering of houses, lots, streets and avenues, and the
naming of streets, avenues and public places; to regulate the use of side-
walks for use of signs, sign posts, awnings, posts, horse troughs, telegraph
posts, trolley poles, electric light poles, telegraph wires, electric light
wires, and for any and all other purposes, and to prohibit the erection of
any posts, poles or wires and to compel the removal of any posts, poles or
wires in, over or above any street, sidewalk or highway; to clean the
streets and remove the dirt and filth therefrom and to prohibit and pun-
ish by ordinance the placing of any dirt, filth or other matter therein, and
to protect any pavement by prohibiting- the travel thereon; to regulate the
use of streets, lanes and alleys in said city, by railway or other tracks, gas
or other pipes, telegraph, telephone, electric light or other wires and poles
in, under, over and upon the same, and to require all such wires to be
placed under ground after such reasonable notice as it may prescribe;
to provide a series of conduits under the streets, lanes and alleys of said
city, or any part or parts thereof, for the use of telegraph, telephone, elec-
tric light and other wires, either by constructing said conduits itself or
authorizing their construction by such person or corporation, and upon
such terms as may be agreed upon; to require all such wires, or any part
or parts thereof, and the poles carrying the same to be removed from the
surface of the streets, lanes or alleys: of said city or any part or parts
thereof, and to require such wires to be placed in such conduits, all under
such penalty as it may prescribe; to prescribe and establish reasonable
rentals to be paid by any company or persons using any of said conduits
by whomsoever the same may be constructed for the use thereof, and to
provide for the collection of such rentals, in addition to the ordinary
processes, by such summary methods sa it may deem appropriate; and the
Mayor and Aldermen of Frederick shall have power, by ordinance, to
prohibit or regulate the keeping of swine, hogs and pigs, within the cor-
porate limits of Frederick City, and may by ordinance prohibit or regu-
late slaughter houses within the corporate limits of said city; provided
that before any ordinance excluding the keeping of swine, hogs and pigs
within the corporate limits of Frederick City, or any ordinance prohibit-
ing slaughter houses within the corporate limits of said city, shall become
effective, the duly qualified voters of the city of Frederick shall determine
by a majority of their votes duly cast, whether the keeping of swine, hogs
and pigs shall be prohibited within the corporate limits of Frederick
City, and whether slaughter houses shall be prohibited within the corpo-
rate limits of said city. And the Mayor and Aldermen of Frederick are
hereby authorized to prepare an ordinance and submit the same to the
qualified voters of the city of Frederick, at any general or special election
that may hereafter be held in said city, who, at said election, shall deter-
mine by a majority of the votes duly cast, whether the keeping of swine,
hogs and pigs shall be permitted or prohibited within the corporate limits
of Frederick City, and the Mayor and Aldermen of Frederick are hereby
authorized to prepare an ordinance and submit the same to the qualified