FISD may schedule grease trap cleaning a minimum of 2 times per year and campuses may request additional cleanings as needed. Unit pricing will be used for all cleanings throughout the qualification period. Vendors agree to offer the same unit pricing to any and all new FISD campus or location that may need servicing throughout the duration of this qualification. FISD personnel will provide an on-site acceptance inspection for compliance with the specifications contained herein, these inspections will be independent of any inspection required by federal, state, or local authority. FISD will provide access to the work site. All preventative maintenance services will be conducted by a qualified vendor during normal working hours (7:30 AM up to 5:30 PM) unless it is an emergency with special scheduling agreed upon by FISD and the vendor.