4068 ARTICLE 17.

to, including the rights to condemn land as it is now done by railroads in
this State.

(m) The power to appoint an engineer, to be known as the Sanitary
Engineer of Prince George's County, who shall hold office for the period

of four years, said engineer to be a person possessing the necessary tech-
nical qualifications, having had at least five years' experience in the prac-
tice of civil engineering and skilled in the science of sanitary engineering.
The Sanitary Engineer shall be removable from office, only on sustained
charges of incompetence, malfeasance or misfeasance in office. The com-
pensation of the Sanitary Engineer shall not exceed the sum of $1,800.00
per annum. He shall act as resident engineer of the State Bureau of
Sanitary Engineering and shall co-operate with the said Bureau in such
work as it may undertake in the County, rendering to it at such times, in
such manner and in such form as it may prescribe, reports on the sani-
tary, sewerage and drainage conditions in said County.

(n) The power to appoint or employ such temporary professional or
technical experts or advisors, and such agents or employees, skilled or un-
skilled, as may from time to time appear requisite for the proper execu-
tion of any duty or duties imposed upon them by this Act, to fix their
respective compensation; to remove or discharge such experts, advisors,
agents or employees at pleasure; and to exact from them such indemnity
bonds for proper performance of their duties as they see fit.

(o) The power to purchase, hire, or otherwise lawfully obtain, the use

of all such machinery, tools, implements, appliances, supplies, materials
and working agencies as it may need for its purposes; provided, however,

that this enumeration of special powers shall not be construed as restrict-
ing in any degree the scope of the general powers hereinbefore or herein-
after delegated to the said Commission.

1914, ch. 793, sec. 529D.

915. For the purpose of this Act, the following definitions shall apply
in the interpretation of the following words and phrases:

(a) Sewerage: All human and animal excretions, street wash, domestic

and manufacturing waste, when carried by water, either in suspension or
solution.

(b) Sewerage System: All the agencies, methods, appliances or opera-
tions, natural or artificial, singly or combined, that enter into the collec-
tion, transportation, treatment and final disposition of sewerage.

(c) Sewerage Districts: All the territory within which the topographic

or economic conditions are such as to make possible or advisable the con-

centration of sewerage at one point, either for treatment and final dispo-
sition or transportation to a more distant point.

(d) Drainage: All storm, surface or ground water, either in natural or
artificial channels.

(e) Drainage System: All the agencies, methods, appliances or opera-
tions, natural or artificial, singly or combined, that enter into the collec-