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90. TREE PRUNING: Pruning shall be conducted by a certified arborist familiar with the International <br />Society of Arboriculture (ISA) pruning guidelines and shall comply with the guidelines established <br />by the ISA, Tree Pruning Guidelines, current edition, to maintain the health of the trees. <br />91. TREE PROTECTION FENCING: Prior to issuance of a grading or building permit, the applicant <br />shall install temporary fencing as recommended in the tree report. The location of the tree <br />protection fencing shall be shown on the demolition plans (if applicable), grading, building, and/or <br />landscape plans. The fencing shall remain in place until final landscape inspection by the <br />Landscape Architecture Division. Removal of such fencing prior to approval may result in a "stop <br />work order." (PROJECT SPECIFIC CONDITION) <br />92. PROJECT PLANS: The following statements shall be printed on the demolition, grading and <br />landscape plans where applicable to the satisfaction of the City Landscape Architect prior to <br />issuance of building permits: <br />a. No existing tree may be trimmed or pruned without prior approval by the City <br />Landscape Architect. <br />b. Utilize best efforts to locate any new utility trenches outside of the existing canopy of <br />the trees to be saved. If this is not feasible, the applicant shall submit a report from a <br />certified arborist acceptable to the City indicating trenching will not be detrimental to <br />the health of the tree. <br />C. Nothing may be stored within the dripline of the tree canopies. This includes <br />equipment, oil, gas, chemicals, harmful materials, fill or storage. <br />d. No oil, gasoline, chemicals, or other harmful materials shall be deposited or disposed <br />within the dripline of the trees or in drainage channels, swales, or areas that may lead <br />to the dripline. <br />e. No sign, wires, or ropes shall be attached to the trees. <br />f. No stockpiling/storage of construction materials, fill, etc., shall take place underneath <br />or within 5 -feet of the dripline of the existing trees. <br />g. No equipment or temporary structures shall be placed within or beneath the dripline of <br />the existing trees. <br />Failure to comply with these requirements may result in a "stop work order". <br />PUD -145 Planning Commission <br />Page 17 of 17 <br />