A.02 PWS - Attachment 4 - Estimated Pumping Frequency.xlsx

The file is a Performance Work Statement (PWS) for sewer and vault pumping services at Chief Joseph Dam in Bridgeport, Washington. The contract requires the contractor to provide waste removal services for vault toilets, septic tanks, holding tanks, and portable toilets across multiple locations, including recreation areas, dam buildings, and the powerhouse. Services include pumping waste, cleaning facilities, and maintaining portable toilets, with an estimated 12-25 service locations ranging from 600 to 3,000-gallon capacity tanks.

The contract is structured with a base year from July 20, 2025, to July 19, 2026, and four optional 12-month extension periods through July 2030. The contractor must supply all labor, equipment, and materials, obtain necessary permits, and comply with safety and environmental regulations. Key requirements include servicing vault toilets at least twice per contract period, maintaining portable toilets with three weekly services, providing emergency trash removal within three business days, and having 25 portable toilet units available on-call. The contract is issued by the Department of the Army Corps of Engineers Engineering District Seattle, with services primarily performed Monday through Thursday between 7:00 AM and 5:00 PM.