22.08.160 Clearing and grading.
Clearing and grading are permitted as an element of development for an authorized activity or as otherwise allowed in this title.
A. Policies.
1. Disturbance to and removal of native soils should be minimized within shorelines.
2. Uses and site design should incorporate protection or re-establishment of the maximum amount of native vegetation on a particular site.
3. Vegetation that is removed as part of a permitted use should be re-established within a required buffer.
B. Regulations.
1. Clearing, grading, and shoreline native vegetation protection and removal shall comply with the standards in Chapter 22.08 BMC.
2. Disturbance to soils shall adhere to the following standards:
a. Land clearing and fill and grade activity that is associated with a permitted use that occurs within a required buffer shall only be allowed between May 1st and October 1st unless the city extends or shortens the time window on a case-by-case basis or as determined based on actual weather conditions.
b. Filling or grading including excavation within or modification to a critical area is only permitted as part of an approved activity subject to the applicable requirements within this title.
c. The soil duff layer (the matted, partly decomposed organic surface layer of forest soils) shall remain undisturbed to the maximum extent possible. Where feasible any soil disturbed shall be redistributed to other areas of the project site.
d. The moisture holding capacity of the topsoil layer shall be maintained by minimizing soil compaction or re-establishing natural soil structure and infiltration capacity on all areas of the project area not covered by impervious surfaces.
e. Erosion control that complies with the requirements in Chapter 15.42 BMC shall be provided. [Ord. 2013-02-005 § 2 (Exh. 1)].