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May 7, 2019 Clear & Objective Update – Draft Land Use Code Language Page 13 of 32 <br />for all significant trees on the development site. The table shall be <br />organized by Location/Zone category according to Table <br />9.6885(2)(d)3. <br />a.Location Factor. Each significant tree shall be assigned a <br />numeric location factor according to Table 9.6885(2)(c)6.a. If <br />more than one listed location applies, then the highest rating <br />must be used. <br />Table 9.6885(2)(c)6.a. Tree Location Factor <br />Tree Location Rating <br />Front yard setback of proposed lot or parcel 1 <br />Interior yard setback of proposed lot or parcel 2 <br />Significant tree cluster 3 <br />Front yard setback of development site (for land divisions, this means <br />prior to the proposed land division) <br />4 <br />Interior yard setback of development site (for land divisions, this means <br />prior to the proposed land division) <br />5 <br />In an area with slope greater than 25 percent 5 <br />b.Size Factor. Trees shall be assigned a numeric size factor based <br />on genus, species, and Diameter Breast Height (d.b.h.) in <br />accordance with Table 9.6885(2)(c)6.b. <br />Table 9.6885(2)(c)6.b. Tree Size Factor <br />Genus and Species Common Name <br />8 -11 <br />" <br /> <br />d <br />. <br />b <br />. <br />h <br />. <br />12 <br />-15 <br />" <br /> <br />d <br />. <br />b <br />. <br />h <br />. <br />16 <br />-19 <br />" <br /> <br />d <br />. <br />b <br />. <br />h <br />. <br />20 <br />-23 <br />" <br /> <br />d <br />. <br />b <br />. <br />h <br />. <br />24 <br />-30 <br />" <br /> <br />d <br />. <br />b <br />. <br />h <br />. <br />31 <br />-42 <br />" <br /> <br />d <br />. <br />b <br />. <br />h <br />. <br />>4 <br />3 <br />" <br /> <br />d <br />. <br />b <br />. <br />h <br />. <br />Pseudotsuga menziesii Douglas Fir 0 0 0 1 2 3 4 <br />Calocedrus decurrens Incense Cedar 0 1 1 2 2 3 4 <br />Thuja plicata Western Red Cedar 0 1 1 2 2 3 4 <br />Abies Grandis Grand Fir 1 1 2 2 3 4 5 <br />Acer macrophyllum Bigleaf Maple 1 1 2 2 3 4 5 <br />Alnus rhombifolia White Alder 1 1 2 2 3 4 5 <br />Alnus rubra Red Alder 1 1 2 2 3 4 5 <br />Fraxinus latifolia Oregon Ash 1 1 2 2 3 4 5 <br />Pinus ponderosa Ponderosa Pine 1 1 2 2 3 4 5 <br />Pinus contorta Lodgepole Pine 1 1 2 2 3 4 5 <br />Salix lucida ssp. Lasiandra Pacific Willow 1 1 2 2 3 4 5 <br />Salix scouleriana Scouler’s Willow 1 1 2 2 3 4 5 <br />Tsuga heterophylla Western Hemlock 1 1 2 2 3 4 5 <br />Acer circinatum Vine Maple 1 2 3 4 5 5 5 <br />Cornus nuttallii Pacific Dogwood 1 2 3 4 5 5 5 <br />Quercus garryana Oregon White Oak 1 2 3 4 5 5 5 <br />Quercus kelloggii California Black Oak 1 2 3 4 5 5 5 May 20, 2019, Work Session – Item 2