Specifications include, but are not limited to: TRASH AND DEBRIS REMOVAL: Contractor shall clear designated parcels of trash and debris, materials include but are not limited to various amounts of building materials, refuse, rubble, litter, unsound fences, or other materials. The Contractor shall keep the premises clean of all rubbish and debris generated by the work involved and shall leave the premises neat and clean. Sidewalks and streets shall be swept clean as needed to prevent injury to pedestrians and upon completion of any parcel. All surplus material, trash, refuse, rubbish, and debris shall be disposed of by the Contractor at their expense. Burying of trash, debris, etc. will not be allowed. On occasion the City of Phoenix may request to have trash and debris removed from roof tops (i.e. deteriorated evaporative coolers or parts, damaged air conditioners, detached shingles, and/or miscellaneous trash and debris. ABANDONED/INOPERABLE VEHICLES: Any and all inoperable and/or unlicensed and/or abandoned vehicles encountered by the Contractor shall be reported to the Authorized Department Representative to coordinate the impound service.