responsible for replacement of any trees that fail to survive the establishment period. <br /> R- 7.280 -G Foliage - Prohibitions, Trimming, Pruning, or Removal. <br /> 1. Prohibited Trees. In addition to the requirements of Section 7.280 of the <br /> Eugene Code, 1971 and these Rules for development that involves the creation of a street, <br /> no person shall plant, or cause to be planted within the City, any species of tree within the <br /> right -of -way of a street, avenue, highway or alley, pedestrian right -of -way or pedestrian <br /> easement, which is not listed in the approved street tree species list attached as Appendix <br /> A hereto, unless planting of the proposed species is specifically authorized in writing by <br /> the City's Urban Forester. Any tree existing within a public right -of -way prior to <br /> September 5, 1996, shall be considered an approved tree. <br /> 2. Trimming, Pruning, or Removal. Except for EWEB when trimming or <br /> pruning is necessary to protect its lines or crews, no person shall trim or prune a tree <br /> growing within the public right -of -way in a manner not in compliance with the standards <br /> set forth in Subsection 3 of this Section, which are designed to ensure trees are not <br /> trimmed or pruned in a manner that causes damage to the tree or diminishes its health. <br /> 3. Tree Pruning Standards. <br /> 3.1 All trees shall be pruned according to the guidelines published by the <br /> International Society of Arboriculture current edition or the pruning standards and <br /> specifications of the National Arborist Association current edition unless modified <br /> herein. <br /> 3.2 All tree work shall be performed following Oregon Safety and Health <br /> Administration regulations and following the American National Standards Institute, <br /> A.N.S.I. Z133.1, 300, or current version. <br /> 3.3 Pruning shall be deemed necessary when such action is to: <br /> 3.3.1 Correct structural problems, remove deadwood and decayed <br /> parts, <br /> 3.3.2 Enhance the tree's natural beauty and develop its natural shape, <br /> 3.3.3 Comply with the Eugene Code, 1971, <br /> 3.3.4 Correct a safety or health problem, <br /> 3.3.5 Clear the vision of regulatory signs, or <br /> Exhibit B to Street Tree Plan Agreement <br />