Clearing and Grubbing (09-21) 201 of the 2016 Louisiana Standard Specifications for Roads and Bridges is amended as follows: 201.03 is deleted and replaced with the following: 201.03 GENERAL CONSTRUCTION REQUIREMENTS. Trees designated to remain shall be preserved and protected by means of limited impact, or special treatment as directed by the Project Engineer. When Significant trees are encountered, the Project Engineer shall refer to the Significant tree EDSM I.1.1.21 for action. Excavation, trenching or storing of materials, equipment or supplies within the dripline of any tree to remain is not permitted. Any required trimming shall be supervised on site by a Louisiana licensed arborist and performed in accordance with ANSI A300 and ANSI Z133 standards. Repair damage to bark, trunks, limbs, or roots of vegetation marked to remain using horticultural and arborist practices as established by the International Society of Arboriculture (ISA) under the supervision of a Louisiana licensed arborist at no direct pay. The arborist shall be licensed in Louisiana by the Department of Agriculture and Forestry and must follow the Louisiana Commission Horticulture Law, §117. Professional and Occupational Standards and Requirements, Section E.9, “Recommendations and pruning practices shall meet the standards outlined in the Arborists’ Certification Study Guide published by the International Society of Arboriculture”. Do not fell trees outside of the right-of-way. Damage outside the right-of-way caused by the contractor’s operations shall be the contractor’s responsibility
