866 ARTICLE 4.

(h) OPENING OF STEEET SUBFACE.

1898, ch. 123.

To regulate the opening of street surface, for the purposes authorized
by law or ordinance.

In relation to opening street surface, gee. State v. Latrobe, SI Md. 233. Edison
Co. v. Hooper, 85 Md. 111. C. & P. Telephone Co. v. Balto. City, 89 Md. fiS9. Balto-
City v. Balto. Co. W. & E. Co., 93 Md. 239. Lee v. Leitch, 131 Md. 30.

(i) NUMBEBING HOUSES.

1898, ch. 123.

To regulate the numbering of houses, lots, streets and avenues, and the
naming of streets, avenues and public places.

(j) REGULATING USE OF SIDEWALKS AND STEEETS, BY SIGNS,
POLES, WIRES, TEEES, ETC.

1912, ch. 32.

To regulate the use of streets and sidewalks for use of 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; and to regulate the plant-
ing, trimming or destroying of trees in or upon any street, sidewalk or
public highway.

Ches. & Pot. Tel. Co. v. McKenzie. 74 Md. 47. Postal Teleg. Cable Co. v. Balti-
more, 79 Md. 512. Balto. City T Walter, 98 Md. 637. Brauer T. Refrigerating Co..
99 Md. 512.

The Act of 1906. chapter 152, and the Act 1804, chapter 616. re-enacting section S
of the Charter, by their terms necessarily modify the general power of the Mayor
and City Council of Baltimore in relation to signs, sign posts, awnings, awning
posts and horse troughs where construction or erection of same obstructs sidewalk-
Sub-division "J" of Section 6, supra, has been modified accordingly.

City may not arbitrarily or unreasonably destroy shade trees, but where their
destruction is necessary to a street improvement, no liability.
Easton v. Turner, 117 Md. 111.

A provision similar to above held to be a reasonable grant of power. A prohibi-
tion of awning poles, obstructions, etc . on certain streets or in a certain district,
although permitted in other sections of the city, is not invalid on the ground that
It discriminates or is arbitrary.

Etchison v. Frederick City, 123 Md. 283.

(k) CLEANING AND LIGHTING STREETS.

P. L. L. (1860), Art. 4. sec. 862. P. L. L. (1888), Art. 4. sec. 819.

To clean the streets and remove the dirt and filth therefrom, and to
prohibit and punish by ordinance, the placing of any dirt, filth or other
matter therein, and to protect any pavement by prohibiting the travel
thereon. To erect lamps in any of the streets, lanes or alleys of said city,
and cause the same to be lighted at the expense of the city.

Baltimore City v. Beck. 96 Md. 183. See also, Am. Lighting Co v. McCuen, 92
Md. 705. Apartment House Co. v. Balto., 131 Md. 523.