(A) No person shall, without written permission of the City Manager, install any substructure, except manholes, vaults, valve casings, culverts and catch basins at a distance less than:

(1) Streets. Thirty inches below the established street or alley grade.

(2) Parkways.

(a) The minimum depth of any substructure shall be 24 inches below established street or alley grade when the substructure parallels the parkway.

(b) The minimum depth of any substructure shall be 24 inches below the top of the established sidewalk or curb when a substructure is at right angles to the parkway.

(3) Other public places. The minimum depth of any substructure in any other public place shall be 24 inches below the surface; provided, however, that the City Manager may permit a lesser depth in special cases.

(B) Nothing in this section shall impose a duty upon the permittee to maintain the specifications as required herein upon subsequent changes of grade in the surface unless the grade in the substructure interferes with the maintenance of, or travel on, a public street.

(Ord. 1942, passed 11-10-97) Penalty, see § 94.99