Structural Pruning. i. The City may request for structural pruning work to be performed. This shall be paid at the scheduled rate for Arborist labor. ii. Structural pruning shall typically be performed on trees planted in the last 5 years. Structural pruning work shall only be performed upon specific request by the City, and shall only be performed by, or under the direct supervision of, an ISA Certified Arborist, in accordance with ANSI A300 standards. For structural pruning work the City shall provide the Contractor a list of trees and the timeframe in which they shall be pruned. The Contractor shall obtain any necessary permits for street tree pruning and complete all work within the time allotted in the pruning permit. All pruned branches shall be disposed of off-site in a proper manner by Contractor and at Contractor’s expense. The City PM may supervise Contractor’s pruning work on site and/or may perform post-pruning inspections to determine if additional pruning work is required. Contractor shall always use cleaned, sharp pruning tools, and always prune back to the main trunk or side branch. Pruning cuts shall be made in compliance with ANSI A300 pruning standards. No application of wound dressings shall occur. If pruning a diseased tree, Contractor shall disinfect pruning tools by dipping tools into a 10% bleach solution or wiping with a disinfectant spray, before moving on to non-diseased limbs.
Appears in 4 contracts
Sources: Price Agreement for Tree Procurement, Planting, and Maintenance Services, Price Agreement, Price Agreement