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c. The Contractor must inject Emamectin benzoate at the medium rate specified chart in Suggested Treatment Guidelines for EAB table, attached hereto. Determination of dosage shall be on the inches of diameter at breast height DBH) within specific diameter classes listed. d. The Contractor shall provide the City with documentation of chemical manufacturer and percentage of emanectin benzoate formulation prior to initiating the Services. C. REQUIREMENTS 1. Prior to recommending treatment and providing a quote, all proposed ash must be inspected by a qualified individual employed by the contractor. There may be instances when a tree is not in suitable health or condition to recommend treatment, and the Contractor must have an individual experienced in communicating tree information to the general public. The person assigned to inspect the trees must be, at the very minimum, a Certified Minnesota Tree Inspector, or have a degree in forestry, or be an ISA Certified Arborist. The individual must be qualified to diagnose emerald ash borer; and have experience evaluating tree condition. Additionally, the individual must be able to explain the benefits and risks of all ash protection options, with regard to pollinators, water quality, human health, and tree health and condition. 2. The Contractor shall only treat trees during the full leaf -on season. No treatment shall occur until leaves have fully emerged in the spring. No work shall be conducted after August 31, unless specifically authorized by the City. 3. Hours of performance: Working hours for tree injections on public trees are limited to between 7:00 am and 7:00 pm, Monday through Friday, unless specifically authorized in writing by the City's Public Works Director. 4. Work Progress Public Trees: Performance of the Services shall begin within 10 days after written Notice to Proceed is issued by the City. Contractor shall notify the City prior to starting the Services, and report completed work progress on a daily basis. 5. Work Progress Private Trees: The Contractor will make every effort each working day to ensure the work progresses without delay by responding to resident requests for quotes, scheduling treatments, processing invoices, posting necessary signage and obtaining any authorization and assistance necessary to remove any obstructions to the work. The Contractor will provide a notification to property owners that the treatments have been completed (e.g., doorhanger). 6. Product shall be applied by trunk injection (injections are placed into the root flare) and follow the manufactures recommended rate calculations and guidelines at the medium rate level. 7. The Contractor is responsible for proper pesticide application procedures in accordance with Federal and State Laws and manufacturer's recommendations. Follow product manufacturer's instructions regarding number of injection sites and recommended dosage. A-3 MU125\11\729839.v2