Storm Sewers Scope: Provide all materials, equipment, supervision, and labor to vacuum and power jet storm sewer sites on an annual basis. Areas included will be all parking lots and roadways including all catch basins and manholes. Frequency: Annually in November/December. Invoices billed at the end of service. Hours of Work: Work to be performed during the hours of 7:00 AM to 3:30 PM, Monday thru Friday. Work to be performed annually in late November to early December when all leaves are down. Work will be scheduled in advance through the COR. COR to determine if/when ground conditions are able to support service equipment. PM Procedures: Working from a site map of facility, provided by the COR, the Contractor will start from the furthest point at the facility Storm Sewer (unless directed differently) and work towards the main deposit storm sewer area leading off of the facility grounds. Remove grating or cover to gain access to storm sewer. Vacuum all heavy debris from access point. Power-jet lines to ensure free flow to next access point. Replace cover. Contractor will review progress and each day finding with Plumbing Shop Foreman or Plumbing Shop Leader. Debris collected at the end of each day can be deposited at an area designated by Chief, Operations Section, as coordinated by the Plumbing Shop Foreman in advance of scheduled service date. Contractor will get water for the power jetting truck from designated areas set by the Plumbing Shop COR. Sanitary Sewers Scope: Provide all materials, equipment, supervision, and labor to jet and/or snake sewer main discharges on wings B, C, D and E inside and outside and Laterals and Stacks (on a as needed basis) in all buildings. (Bldg. 1, 4 6, 14, 16) Hours of Work: Work to be performed during the hours of 7:00 AM to 3:30 PM, Monday thru Friday. Unless contacted outside of normal business hours. PM Procedures: Working from a site map of facility, provided by the COR, the Contractor will start from the furthest point at the facility Sanitary Sewer (unless directed differently) and work towards the main deposit sanitary sewer areas leading off of the facility grounds. Base + Four Option years Period of Performance (POP): Base Year: 8/21/23-8/20/24 OPT One: 8/21/24-8/20/25 OPT Two: 8/21/25-8/20/26 OPT Three: 8/21/26-8/20/27 OPT Four: 8/21/27-8/20/28