The successful firm will be expected to perform the following activities: 2.1.1 The proposal must include a per tree price based on the data fields below for any trees or planting sites in excess of 15,000. The inventory must be completed in multiple phases, potentially over a two or three year period. The inventory must follow the ANSI Part 9 Standards and the data must be collected by International Society of Arboriculture (ISA) certified arborists. The data fields must include: • Address/Location: including house address, street, side, and X and Y coordinates and if in a park, the park name. • Species: using botanical and common names, and cultivars when appropriate. • Tree Size: measured by diameter at breast height (DBH) in 1-inch size classes. • Condition: categorized as good, fair, poor, or dead based on signs of stress, poor structure, damage, soil and root problems, disease and pests. • Primary Maintenance: assigned as remove, train, discretionary, palm prune, stump removal, or plant. • Risk Rating: collected per the ISA BMP, moderate, low, high, and extreme. • Defects: including dead and dying branches, broken or hanging branches, branch attachment, trunk condition, cracks, decay or cavity, tree architecture, and root problems. • Risk Assessment Complete: indicating if the assessment could not be completed due to obstructions, safety concerns, or unforeseen site conditions.
