(A) It shall be unlawful to make any such excavation or tunnel in any way contrary to or at variance with the terms of the permit therefor. Proper bracing shall be maintained to prevent the collapse of adjoining ground; and in excavations the excavation shall not have anywhere below the surface any portion which extends beyond the opening at the surface.
(B) No injury shall be done to any pipes, cables, or conduits in the making of these excavations or tunnels; and notice shall be given to the persons maintaining any such pipes, cables, or conduits or to the city department or officer charged with the care thereof, which are or may be endangered or affected by the making of any such excavation or tunnel before the pipes, cables, or conduits shall be disturbed.
(C) No unnecessary damage or injury shall be done to any tree or shrub or the roots thereof.
(D) If any sidewalk is blocked by any such work a temporary sidewalk shall be constructed or provided which shall be safe for travel and convenient for users. The temporary sidewalk is subject to inspection by the Commissioner of Streets and Public Improvements and shall not be open for use until approved by him or her.
(1969 Code, § 22-76) (Ord. 1985-30, passed 1-27-1986) Penalty, see § 96.999