Specifications include, but are not limited to: 1.2.1 Contractor shall incorporate and meet all the standards set by the AmericanNationalStandardsInstitute (ANSI) A-300.1-2023 Tree care standards and the International Society of Arboriculture (ISA) standards. 1.2.2. The Tree Care Services specified herein shall be for the preservation, planting, pruning and removal of trees in public right of way, easements, trails, parks and on private property for purposes of public safety. Tree Care Services include, but are not limited to the following. 1.2.3. Safety Prune – trees in this category are needed to remove hazards or to address liabilities such as, hangers, broken limbs, over extended limbs that need to be corrected, light lifting and light clearance such as a street light or a sign. This work does not require full trimming but rather remedial type of work to correct issue. 1.2.4. Routine Prune – a pruning system intended to maintain the tree’s characteristic growth patterns and adaptations. A natural system should allow for changes in appearance resulting from pruning for certain specified objectives to include: Reducing the crown or over-extended limbs, raising of crowns, improving structure, improving tree health and mitigating risk. 1.2.5. Structure Prune – is pruning to influence the orientation, spacing, growth rate, strength of attachment, and ultimate size of branches and stems. 1.2.6. Tree Removal – includes the removal of the tree and to stump grind approximately 12” inches below grade or deeper, no less. Repair damaged irrigation, restore landscape and haul off of all debris. 1.2.7. Stump Grinding – This service is for pre-existing stumps. Call before you dig should be performed prior. Stumps should be ground down to minimum depth of 12” inches or deeper, no less. Repair damaged irrigation, restore landscape and haul off of all debris. Large visible surface roots extending out (3) feet from all points of the stump shall be ground down till not visible. All excess material should be removed. 1.2.8. Mexican Fan Palm Trimming – fronds should be removed by making a cut close to the petiole base without damaging living trunk tissue. Remove damaged, dead, or loose fronds when necessary to reduce risk or to improve aesthetics. All palms should be trimmed in between 10-2 and 9-3. All palms should be pruned after flowers set. Climbing spurs should not be used on live palms. 1.2.9. Date Palm Trimming - fronds should be removed by making a cut close to the petiole base without damaging living trunk tissue. Remove damaged, dead, or loose fronds when necessary to reduce risk or to improve aesthetics. All palms should be trimmed to a 9-3. All palms should be pruned after flowers set. Climbing spurs should not be used on live palms. 1.2.10. Palm Tree/Trunk Maintenance – when removing dead petiole bases (skinning, or diamond cutting), living trunk tissue should not be damaged. The base or ball should not extend more than 4 feet below the crown. 1.2.11. 3-Man Day Rate Crew – this line item will be used at the direction of the Municipal Forester to perform tasks outside of regular routine maintenance such as chipping green waste or rejuvenation pruning. It will include a 3-man crew with a truck, chipper and all necessary tools to perform tree work. 1.2.12. Tree Planting – is to include; call before you dig, site preparation, moving and storing of trees, tree staking, irrigation repair, landscape restoration and haul off of all spoils. Contractor should be capable of planting trees that size from a 24” box tree to a 48” box tree. (Planting specifications will be under additional requirements) 1.2.13. Emergency Service – Contractor will be required to provide emergency/on call response to hanging limbs, wind damaged or down trees. These emergencies can happen at anytime of the day, during inclement weather and storm conditions. The contractor shall respond to the incident within (90) minutes of the initial telephone call and report back upon completion of the emergency work specified.
