Specifications include, but are not limited to: The Contractor shall provide all labor, supplies, materials, equipment, transportation, and supervision necessary to provide wood waste and yard waste processing services for the solid wast e management department. At no time should the material be used or placed in the landfill. The contractor shall grind and compost wood wast e, consisting of tree limbs, branches and stumps, other organic materials generated from routine grounds maintenance, and clean, untreated lumber (wood free of all plants and chemicals). The use of chipped wood for boiler fuel applications is also acceptable. The Contractor shall process yard waste, consisting of bagged yard trimmings and bundled yard trimmings. Yard waste will consist of leaves, grass, twigs and small brush generated from routine grounds maintenance.