Whenever any person or persons is engaged in the erection, repair or removal of any structure, or are engaged in laying any sewer, gas, water or other pipes, and who makes or causes to be made any excavation or any heap of rubbish, dirt, rock or constructing material in or upon a public street, sidewalk, alley or public highway, within the limits of the City of Mill Valley, it shall be the duty of all such persons to place at dusk around such heaps and excavations a sufficient number of lights as to permit passersby to distinctly see any obstruction of the aforementioned description, and to continue such lights until daylight, during every night that the obstructions continue, also to cover over with suitable planking or to place rails or boards around such excavations or obstructions, so as to prevent accidents to passersby, and every person who neglects the duty imposed by this section is, in addition to the penalty imposed by this chapter, liable for all damages to person or property growing out of such neglect. A permit will be issued by the City Engineer for the use of placing thereon building materials.
(Ord. 149 § 6(a), June 8, 1909)