The services required will primarily support the Public Works – Construction & Operations Division. Activities include performing land clearing and tree services. Such services are required as part of the drainage maintenance program and construction program. Tree services required may include removal of hazardous trees within the proximity of powerlines, structures, etc. Clearing services would be required for construction projects within Prince William County or Marine Corps Base Quantico (MCBQ). The Contractor shall, on an as-needed basis, provide land clearing and tree services to the County to include cleaning pruning, cutting, and or trimming of trees and bushes, tree removal or land clearing, and disposal of debris in a proper and legal manner at a County approved facility. The contractor shall supply all labor, tools, equipment, and materials necessary to perform the following services on an "as needed basis". Labor rates shall include all direct, indirect, and overhead costs such as transportation or workers and equipment. Labor and equipment rates will be paid on the basis of actual time spent working at the County job site. Services shall be performed in accordance with standard customary industry best practices unless otherwise stated herein.