Environment & Sustainability | Clearing and Grading
d. Wildlife habitat corridors pursuant to SDC 21.07.060;
be allowed within the 150-foot minimum width of the corridor. Development of new utility corridors shall be allowed within wildlife habitat corridors only when multiple uses of existing easements are not feasible and the utility corridors are sited and developed using City-approved best management practices to minimize disturbance; and
e. Shoreline Management Plan, SMC Title 25; and
f. Design Standards – Landscaping and Irrigation, SDC 21.06.020. 2. Within sensitive areas designated pursuant to SDC 21.03.020, permitted alterations, development standards, mitigation requirements, activities and uses shall be limited to those specified in that chapter or elsewhere in the SMC. 3. In addition to the uses otherwise allowed in areas subject to the native vegetation retention requirements in subsections 1.b. through f. of this section, the following activities or permitted alterations are allowed under a clearing permit: a. Passive recreation uses and related facilities, including pedestrian and bicycle trails, nature viewing areas, fishing and camping areas, and other similar uses. Cleared areas shall be the minimum necessary, and all other applicable standards shall be required consistent with the standards and requirements in SDC 21.06.010and SDC 21.03.030 and any other requirements in the SMC. Within wildlife habitat corridors, trails shall be designed and constructed according to the trail design standards in SDC 21.07.060 and no other recreation uses shall be permitted in the 150-foot minimum width of the corridor; b. Utilities and utility easements, including surface water facilities; provided, that such uses are within or adjacent to existing road or utility easements whenever possible. Within wildlife habitat corridors, existing or multiple utility uses within established easements shall
c. Removal of dangerous and/or damaged trees.
4. Construction projects can be a significant contributor of pollution to streams and wetlands. Therefore, from October 1st through March 31st: a. Clearing and grading shall only be permitted if shown to the satisfaction of the director that silt-laden runoff exceeding standards in the applicable City-adopted stormwater requirements will be prevented from leaving the construction site through a combination of the following: i. Site conditions including vegetative coverage, slope, soil type and proximity to receiving waters;
ii. Limitations on activities and the extent of disturbed areas; and
iii. Proposed erosion and sedimentation control measures.
b. The director shall set forth in writing the basis for approval or denial of clearing or grading during this period. c. Clearing and grading will be allowed only if there is installation and maintenance of an erosion and
188 | Title 21: Sammamish Development Code
Effective | January 1, 2022
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