Specifications include, but are not limited to: The Contractor shall furnish all labor, equipment, materials, water, tools and supervision to perform tree watering as described herein including: Watering services are to be performed according to the following specifications: • At start of contract, Contractor will provide and install water bags on all trees. Bags must have a capacity of least 15 gallons and no more than 20 gallons of water and be made of durable PVC tarpaulin material. Bags must be approved by Managing Arborist. Bags must be removed upon termination of the contract. • Trees planted the same year must be watered every 9 to 11 days from March 1 through October 31, during long periods without rain in the winter months and upon request of the Managing Arborist. Trees planted the previous year must be watered every 20-25 days. • At the time of watering, the water bag shall be filled to capacity. The tree basin must also be filled to capacity. Water provided must be fresh water (NOT recycled). • If a water bag is damaged, destroyed, or removed during the contract period, the Contractor will be responsible for its replacement. • While performing tree watering, the Contractor shall maintain the tree watering basin to a height of 4 to 6 inches along the perimeter of the planting hole. Contractor shall remove weeds and debris within the watering basin. • Contractor shall ensure that all tree support stakes are functional and that tree ties allow trunk to move in wind. Bidder to provide replacement stakes when necessary. • The Contractor shall maintain a daily log of trees watered. The log shall be updated daily and list the trees watered by site. A copy of the log, which shall be maintained in digital format, must accompany invoicing for tree watering services by the Contractor.
