Specifications include, but are not limited to: 1 Stage a tub grinder at a location provided by the city. Process tree debris using the tub grinder. /Hr 2 Stage a burn/air curtain (also known as burn/fire box) unit at a location provided by the city. Process ground tree debris in the burn box. /Hr 3 Stage a burn/air curtain (also known as burn/fire box) unit at a location provided by the city. Process natural, not ground, tree debris in the burn box. /Hr 4 Haul processed tree debris to a site identified by the City of Davenport for proper disposal. /Hr 5 Haul the processed tree debris to a site identified by Vendor for proper disposal. Proof of proper disposal required. /Hr 6 Haul ashes to a site identified by the City of Davenport for proper disposal. /Hr 7 Haul ashes to a site identified by the Vendor for proper disposal. Proof of proper disposal required.