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height of nine (9) feet above finish grade. Young trees needing pruning /trimming, <br />training, and shaping to develop caliper and a strong structural framework may have low <br />branching laterals and or appropriate sucker growth. Contractor shall remove hangers <br />Linder 15" and fallen limbs 80 lbs. or less. <br />5.2 Annual Tree Evaluation Report <br />In November of each year the Contractor shall have an International Society of Arborist <br />TRAQ Certified Hazardous Tree Professional evaluate all District trees and provide a <br />written report by park site listing findings and recommendations by priority of which <br />trees need; 1) immediate service; 2) service within six months; or 3) service within one <br />year; or, 4) service within two -four years. <br />5.3 Staking, Tying and Guying <br />All trees requiring staking shall be securely staked at all times with stakes and rubber <br />cinch ties approved by the Director. Rubber hoses and wire are not permitted ties, All <br />stakes shall be set perpendicular to prevailing winds unless designated otherwise by the <br />Director. Tree stakes shall also be set a consistent distance away from the trunk of the <br />tree (minimum six (6) inches) to reduce abrasion and cell elongation. The tops of all tree <br />stakes shall be removed approximately three (3) inches above the highest tie to reduce <br />abrasion of main or lateral branches of the tree. <br />5.4 Hazardous Tree Reporting <br />In the event the Contractor detects any tree displaying roots heaving or girdling (either by <br />roots or a foreign material), leaning, broken or hanging limbs, or if Contractor determines <br />that potential safety hazard may exist Contractor shall dispatch their International Society <br />of Arborist TRAQ Certified Hazardous Tree Professional evaluate the trees and provide a <br />written report listing findings and recommendations. <br />5.5 Loss of Trees <br />The Contractor shall be responsible for the complete removal and replacement of any and <br />all trees lost due to the Contractor's failure to perform under this agreement. Failure to <br />perform includes but is not limited to, girdling trees with string trimmers or tree ties, <br />improper planting of new trees, improper pruning/trimming techniques which disfigure or <br />destroy the trees natural integrity and shape, or failure to detect and prevent treatable <br />diseases and insect infestations. <br />All trees that exhibit the signs of disease or pests, or any other signs of distress shall be <br />inspected by an International Society of Arborist TRAQ Certified Hazardous Tree <br />Professional approved by the Director's Representative, Contractor shall provide all <br />exact location and separate evaluation/report for each tree in decline. Contractor shall <br />treat any tree in decline at no additional cost to City. Should the TRAQ Certified <br />Hazardous Tree Professional determine that the tree had a terminal disease that the <br />Contractor could not have treated or prevented, the Contractor shall not be responsible to <br />replace the tree, However, should the IRAQ Certified Hazardous Tree Professional <br />determine that the tree's unhealthy condition or death could have been prevented had the <br />City of Santa Ana RFP 16 -063 <br />Page 19 <br />2 §xRib1t9 <br />