12.08.330 Geotechnical investigation required.
This section is included in your selections.
A soil or geologic investigation report shall accompany the application in any of the following circumstances unless waived by the Planning Director:
A. When the proposed grading includes a cut slope in excess of two to one (2:1) horizontal to vertical ratio and exceeding five feet in height, or a fill slope in excess of two to one (2:1) horizontal to vertical ratio and exceeding three feet in height;
B. When the proposed grading includes a fill exceeding 10 feet in depth at any point;
C. When highly expansive or erodible soils are present;
D. In areas of known or suspected geological hazards, including landslide hazards and hazards of ground failure stemming from seismically induced ground shaking.