The contract is for non-personal refuse and recycling collection services at Coyote Valley Dam and Lake Mendocino in Ukiah, California, supporting the U.S. Army Corps of Engineers San Francisco District. The government intends to award a firm-fixed-price contract under full and open competition. Vendors must register and log in to the PIEE Solicitation Module to access the solicitation packages and technical specifications. Only electronic proposals submitted through the PIEE Solicitation Module will be accepted for evaluation.