578 LAWS OF MARYLAND. [CH. 548

heads, piers and piling, and the keeping of the same in repair,
so as to prevent injury to navigation or health; to regulate
the use of public wharves, docks, piers, bulkheads or pilings,
and to lease or rent the same, and to impose and collect dock-
age from all vessels and water craft lying at or using the
same, and to collect wharfage and other charges upon all goods,
wares, merchandise or other articles landed at, shipped from,
stored on or passed over the same. Except with respect to
docks or wharves owned by the City, nothing contained in this
Sub-section (9) shall be construed to impose any duty upon
the City to any person using said river, or any of its tributaries,
in regard to the safety thereof, or to render the said City liable
for any loss of life, or injury or damage to person or property,
by reason of any obstruction in, or unsafe condition of, any
part of said river, or of said tributaries, nor shall anything
contained in this Sub-section (9) be so construed as to render
the City or any municipal agency or officer, liable in damage
or otherwise to any person for any omissions to pass or enforce
any ordinance, regulation or resolution pursuant to the pro-
visions hereof.

(10) HEALTH AND NUISANCES.

To provide for the preservation of the health of all persons
within the city; to prevent the introduction of contagious
diseases within the city, and within three miles of the same
upon land, and within fifteen miles thereof upon the naviga-
ble waters leading thereto; and to prevent and remove nuis-
ances.

(11) HOSPITALS, REFORMATORIES, ETC.

To erect, establish and maintain hospitals, reformatories and
almshouses, within or without the limits of the City.

(12) JAIL.

To own, regulate and control a jail, and other places of con-
finement, punishment or reformation.

(13) JONES' FALLS.

To make such improvements in connection with Jones' Falls
as in its judgment are desirable, and for. this purpose to change
the course, lines, depth and boundaries of said stream, in whole
or part; to compel any person owning property binding on
Jones' Falls, Within the limits of the city, to wall up such prop-
erty, so far as the same may bind on the Falls, with a good and
sufficient wall to such height as in itss judgment the public
good may require, so as to secure the same and the adjacent