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BUENA VISTA TREE SERVICE ARBORIST REPORT Page 7 <br />ARBORIST REPORT, 544 SYCAMORE ROAD, PLEASANTON, CA. 94566 December 2023 <br /> <br /> <br /> <br />described above to prevent compaction of tree routes and provide a stable and serviceable <br />walking surface (see illustration 1, following page). <br /> <br /> <br /> <br />It is anticipated that the greatest impact from construction will be from the excavation for the <br />new hardscape in the front yard which will be within the driplines of valley oaks #7 and 8. It is <br />recommended that the consulting arborist be present during excavation to document roots <br />encountered and advise on impacts and appropriate remedies. <br /> <br /> <br /> <br />Illustration 1. Tree Protection Measures <br />The trunks of trees #1-3 and 5-8 will require trunk wrapping (orange) from the ground at the base of <br />the trunk up to 6’, or to the lowest branch. <br />Mulch shall be placed within the driplines of trees #1-3 and 5-8 (yellow) to a depth of 3-4”. <br />Tree protection fencing to enclose the tree protection zone (TPZ) shall be placed at or near the <br />driplines of #1-3 and 5-8 (red). See table 4 in tree preservation measures section for fencing <br />dimensions. <br />A root buffer shall be installed for worker access, and equipment and material staging. <br />Page 128 of 448Page 137 of 557