Any tree or shrub which overhangs any sidewalk, street or other public place in the city in such a way as to impede or interfere with traffic or travel, or within 10 feet of a street or seven feet of a sidewalk level, shall be trimmed by the owner of the premises abutting or of the premises on which such tree or shrub grows so that the obstruction shall cease. Any tree or limb of a tree which has become likely to fall on or across any public way or place shall be removed by the owner of the premises on which such tree grows or stands. The commissioner of streets and public improvements may trim any such tree or shrub or remove any such tree or branch thereof so that the obstruction or danger to traffic or passage shall be done away with. (Ord. 456 § 1, 2012; Ord. 64 § 21, 1961)