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Members of the Planning Commission <br />Staff Report L17-0077, Revisions to TMC 18.06 Definitions, <br />and TMC 18.54, Tree Regulations <br />December 28, 2017 <br />Tukwila Urban Center and Tukwila South: 5% increase from 13%to achieve 18% cover <br />Office and Commercial: 3% increase from 29 %to achieve 32% cover <br />Parks: 5% increase from 38% to achieve 43% cover <br />Public Rights -of -Way: increase canopy coverage through street tree planting. Specific <br />canopy goal to be established based on future assessment. <br />4.13.1 Promote tree retention throughout the City by: <br />a. implementing educational programs for property owners and managers regarding tree <br />selection and care, applicable regulations, selecting a qualified arborist, and other <br />issues; <br />b. except for hazard trees or trees that interfere with underground or overhead utilities, <br />prohibiting removal of any tree four inches or larger in diameter at breast height (dbh) <br />on all undeveloped property without an approved development or other land use permit, <br />to provide the opportunity to preserve healthy trees during development; <br />c. promoting the mutual goals of tree protection and urban development through the <br />implementation of incentive programs and flexible site development regulations, <br />especially to retain tree groves; and <br />d. requiring financial assurances for required tree replanting and maintenance. <br />4.13.4 Ensure that required replacement trees at maturity will have equivalent or larger <br />canopies than the removed tree(s), except where existing or future infrastructure and/or public <br />or private utilities impede the planting of large trees. <br />4.13.6 Establish criteria for requiring professional assessment and corrective actions by <br />property owners who damage code -required landscaping, street trees, or other required <br />trees by topping, poor pruning practices, or root disturbance. <br />4.13.7 Where trees are regulated and required replacement trees cannot be accommodated <br />on a site, establish procedures for off-site planting of replacement trees or payment into a <br />dedicated tree replacement fund. <br />Goal 4.14 <br />Tukwila's streetscapes and landscaped areas are sustainable and attractive, and its urban <br />forest is healthy, diverse, and safe. <br />4.14.1 Develop tree/urban forest inventories and assess the health of trees and forests in <br />Tukwila's public spaces. <br />4.17.9 Work with electric utility providers to limit trimming of trees and other vegetation <br />to that which is necessary for the safety and maintenance of transmission lines, where <br />feasible and according to American National Standards Institute (ANSI) professional <br />arboricultural specifications and standards. <br />CL Page 3 of 6 1/2/2018 5:49 PM <br />W:\\ Long Range Projects\2016 Landscaping and Tree Code Update\Draft Tree Regs\Planning Commission\Staff Rpt. Tree Code <br />47 <br />