1920 MERRILL CREEK PKY 2018-01-01 MF Import

2. A National Pollutant Discharge Elimination System (NPDES) permit, administered by ihe Washington State Department of Ecology, will probably be required for clearing and grading activities on th►s site due to itc size (more than 5 acres). A permit for stormwater dischazge to Narbeck Creek may or may not be required Jepending upon the future use of the site. MITIGATION OF ADVERSE IMPACTS BY SEPA 1. Any grading/fill on this site shall be done so as to not impact the surcounding properties. (SEPA Earth, Land and Shoreline Use Policies.) 2. Prior to issuance of any permiu a��d based on 230,000 square feet of office, warehouse, and manufacturing space, the Applicant must pay a mitigation fee of 52�.00 per the Interim Traftic Midgadon Ordinance No. 1670-89, as amended. Altemately, if 300,000 square feet of o�ce, warehouse and manufacturing space is requested in the Building Permit application, the Applicant must pay a mitiganon fee of $34.435.00 per the Interim Traffic Mitigadon Ordiaance No. 1670-89, as amended. (SEPA Transportatioa Policies) 3. A paved walkway separated from the driveway must be installed as a pedestrian link from all buildings to Merrill Creek Parkway. (SEPA TranspoRation Policies) 4. Stormwater enhancement facilities may not be located inside required wetland or stream buffer areas. (SEPA Earth, Water, and P(ants and Animals Pohcies) 5. 'fhe vertical and neaz vertical slo�es on the east side of the property must be remediated consistertt with the recommendaUons contained in the Sham►on 8c Wilson, Inc. report dated March 18, 1994, with the following clarificadons and minor modifications: A. Actual remediadon work may vary slighdy from the report in response to field informadon develope� during the remed�ahon. Major modifica�ons resulting in damage to ezisting na6ve vegetadon not anticipated in the report, or final slopes steeper than recommended by the report must be approved by the Planning Department. B. All disturbecl areas must be reve�etated within 60 days of completion of the slope remediadon work with na��ve ground cover, shrubs, and, where pracdcal, trees. A revegetadon Qlan si6ned by a licensed Landscape Architect must be approved by the Plannmg 1'.epartment before slope remed�adon is begun. Among the objectives of t,`�e plan are that the vegetadon must function to stabilize the slopes, improvement of the aesthedc appearance of the slopes, and provision of habitat suitable for nadve b'vds and animals. C. The licensed Landscape Architect must certify in writing that the proposed revegetation will survive in the soils, slope and hydrologic environment associated with each of the planting areas. Special attendon must be paid to those areas where the till material will be recontoured to a slope steeper than 1 I.5:1 (horizontal to vertical). D. A licensed Landscape Architect must certify in writing that all of the approved revegetation has been installed in accordance with the appmved plan. z