The Contractor shall provide all labor, equipment, materials, and supervision of its employees to perform turf and grounds maintenance and improvement services at Arlington National Cemetery (ANC) located in Arlington Va. and U.S. Soliders' and Airmen's Home National Cemetery (USSAHNC), located in Northwest Washington DC which combined have approximately 667 acres of developed grounds. Services required for both cemeteries include mowing and trimming that includes highly prominent areas; edging; trash, debris and floral pickup and resetting; leaf removal; preparation of special ceremony sites; filling and grading; top-dressing; sodding; snow and ice removal; post-burial care for casketed gravesites; post-burial care for cremated remains; liquid pesticide applications; liquid pesticide spot treatments; granular pesticide applications; granular fertilizer applications; pH level adjustments/soil amendment applications; core aeration; dethatching; turf renovation; soil structure repair; hydro-seeding; operating, maintaining, and repairing irrigation systems; spot watering; slit seeding; over seeding; and collecting and submitting soil samples.