2180 ARTICLE 10.

of the town the right to enter any private property and premises for the
purpose of improving the condition of any such drain or sewers, for opening
the same when they have become closed or obstructed, rebuild or repair
them when they require rebuilding or repairing, and also to provide penal-
ties in the case of persons who resist any employees, workmen or laborers in
the sendee of the town, and to forbid and prevent any parties or persons
from obstructing such drains or placing upon or over any drain or sewer,
coal, wood or heavy masses of any kind, and from erecting buildings there-
on, and to provide penalties for obstructing or covering any drain or sewer
with coal, wood or other heavy mass, or with any building or for im-
properly interferring with any such drain or sewers in said town; to grant
and regulate franchises to electric light companies, power companies,
street railway companies, gas companies, telephone companies, telegraph
companies, and sewer or drain comparies, and to regulate the charges for
service or for the products of such companies as now possess, or may here-
after obtain franchises in said city, all such franchises shall be for a defi-
nite term of years not exceeding twenty-five years, and be renewable at the
discretion of the Commissioners of Cambridge, and shall especially set
out the nature, right and duration of the same, and no power or right not
expressed in the franchise or grant shall pass thereunder; and the said the
Commissioners of Cambridge, notwithstanding anything that may be set
out in any such franchise, or grant, shall not have the power to divest
itself of the right to regulate and control the use of the rights under any
franchise granted or that may be granted by it, and to fix and regulate the
charges for services whenever they deem the public interest may require
it; 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, electric light or 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 pro-
cesses by such summary methods as it may deem appropriate; to license all
dogs owned, kept or harbored within said city and to regulate and prohibit
the keeping of all vicious dogs in said city, and to prevent the running at
large of horses, cattle, hogs, geese and other animals or fowl on the streets,
or in the limits of said city; and to regulate or prohibit slaughter-houses
within the limits of said city; to provide for the protection of all public