I. General BMPs: 1. ISTA Certification and Standards. All work shall be performed by, or under the direct supervision of skilled and qualified ISA Certified Arborists who are familiar with these specifications, and it shall be the sole responsibility of the tree service to see that these specifications are adhered to. All tree work shall be performed according to the most recent ANSI A300 Tree Care Standards. Current ANSI Z133 Safety Standards shall be adhered to at all times. Climbing spurs (aka spikes, hooks, or gaffs) shall not be used unless tree is being removed, or otherwise in accordance with terms identified in ANSI A300 B-2.2 or 4.5.3 and pre-approved by project manager. 2. Signage & traffic control. Contractor shall be responsible for pedestrian and vehicular safety and control within and about the work site, and obtain all permits and bonds required by such regulating agencies, and shall provide all necessary warning devices, barricades, signage, and ground personnel needed to give safety, protection, and warning to persons and vehicular traffic within the area as approved by the City of Pocatello. 3. Erosion Control and Spills. Operations shall be conducted to prevent soil and vegetative debris from entering paved roadways or the stormwater system. Limit work in muddy conditions (which may occur in fall/winter freeze-thaw cycles). If soil or debris accumulates on paved roadways or in stormwater facilities, it shall be removed daily. Contractor shall be responsible for appropriate and immediate response to Hazardous Material Spills, including containment, cleanup, and notifying all appropriate agencies. 4. Debris removal. All equipment, tools, wood, trimmings, brush, wood chips or any other form of debris shall be removed by the tree service as well as having the area swept clean of all materials related to the work operation at the end of each working day, unless otherwise specified by work order. 5. Permits and Utility Locates. The Contractor is responsible for all necessary permits and Utility Locates.
