College Gardens Water Main Replacement

The Washington Suburban Sanitary Commission (WSSC) is soliciting sealed bids for the College Gardens Water Main Replacement project. The project involves replacing approximately 589 feet of 4-inch water main, 46 feet of 6-inch water main, 3,760 feet of 8-inch water main, and 73 feet of 10-inch water main, as well as relocating approximately 108 feet of 4-inch water main, 283 feet of 6-inch water main, and 5,432 feet of 8-inch water main. The project also includes the installation of approximately 4,620 feet of water house connections to serve various roads in the area. Bidders must demonstrate experience in water main construction, traffic control, erosion and sediment control, plumbing, and chlorination and de-chlorination. The bid submission deadline is July 8, 2026, at 2:00 pm. Key aspects of the project include: • Replacement of water mains with various diameters • Relocation of existing water mains • Installation of water house connections • Traffic control and erosion and sediment control measures • Plumbing and chlorination and de-chlorination requirements • Mandatory bidder qualifications and certifications