(A) Preliminary plat. In addition to the information normally required for submittal of a preliminary plat, the following information shall also be provided:
(1) A topographic map and slope analysis in 10% intervals (e.g. 0%-10%, +10%-20%, +20%-30%, +30%...) of existing terrain, showing, in addition to contours, features on the site that require special design considerations as may be identified by the applicant, the Planner and/or the City Engineer;
(2) Where necessary to determine that lots will be usable, the Commission may recommend and the Council may require that a disturbance envelope be shown for each lot, demonstrating conformance with the grading and drainage regulations required by the city and showing the natural topography of the total parcel to be platted, the location and size of all proposed building sites and access, the finished grade at all improvement locations and the depth and extent of all cuts and fills; and
(3) Soil, geotechnical and/or geological reports as required to identify soil-bearing capabilities or geological hazards specific to the subject property. Geotechnical analysis must include the native soils’ stable slope conditions for cuts and fills.
(B) Final plat. In addition to the information normally required for submittal of a final plat the following information shall also be provided: a disturbance envelope shall be shown for each lot including a driveway alignment, based on the preliminary roadway grades, which conforms to the grading and drainage requirements and all other applicable provisions of this code of ordinances.
(Prior Code, § 10-10.02) (Ord. 862, passed - -2006)