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I <br /> 8.A <br /> Page 99 <br /> n <br /> 1��� Walter Levison �� <br /> � CONSULTING ARBORIST --- ---� <br /> PNW-ISA Tree Risk Assessor #593 ASCA Re istered Consultin Arborist #401 ISA Cerlified Arborisl #WC-3172 <br /> Note that the author's recommended chain link fence TPZ will encompass this area, and will <br /> need to be moved prior to demolition of the materials. <br /> 9. WOOD PORCH PHASING / TPZ MOVE: <br /> Initial TPZ fencing shall be piaced over the porch area (see map below). Once the porch work <br /> commences, then the TPZ fence can be moved toward redwood #2 to allow construction of <br /> the porch to proceed without hindrance. <br /> Phase porch work to the end of construction so that the TPZ fence can remain as far out as <br /> possible from the trunks of trees #1 and #2 for as long as possible. <br /> 10. PRE-DEMOLITION FENCING & SIGNAGE: <br /> Fencing: Fencing per the route shown on the tree map in this report shall consist of 2 inch <br /> diameter iron tube posts 8 feet long, pounded 2 feet into the ground, with 5 foot high chain <br /> link fence hung on posts. <br /> Post spacing shall be 6 feet O.C. or less. <br /> The open soil root zone area inside the fence shall be known as the Tree Protection Zone or <br /> TPZ. <br /> Signage: Affix SX11 laminated paper or metal signs at eye level, one every 15 linear feet, <br /> around the entire TPZ fence perimeter, stating <br /> Tree Protection Zone <br /> Do Not Move or Remove Without Permission <br /> Project Arborist Walter Levison <br /> (415) 203-0990. <br /> Affix signs using UV resistant black zipties. <br /> No materials, equipment, fuels, paint, spoil, waste, or wash-out water may be deposited, <br /> stored, or parked within the Tree Protection Zone (fenced area)" . i.e. No work, staging, <br /> storage, or dumping shall occur within the TPZ. <br /> 7of14 <br /> Site Address: 448 Saint Francis Version: 08272010 <br /> Walter Levison O All Rights Reserved <br /> Registered Member, American Society of Consulling Arborisls and Member of the Internalional Sociery of Arboriculture <br /> Phone/Fax (650) 697-0990 <br />