ALBERTINI WTF SYSTEM IMPROVEMENTS, MANSFIELD, MA

The scope of work includes the construction of a new 3,500 square foot PFAS treatment building at 1675 West St. Mansfield, MA. The new building is a free-standing steel prefabricated building that will be used to treat PFAS, set 150’ from the existing building. Installation of three (3) trains of two (2) 12-feet diameter activated carbon filter vessels are to be pre-purchased and supplied by the Owner. All other process equipment, including controls, will be provided and installed by the Contractor, as well as building construction, including electrical, plumbing, and HVAC. The site preparation, including clearing and excavation, will be performed by the Owner ahead of the Contract Award. Any additional site work needed will be completed by the Contractor. The building will have a bathroom connected to the existing septic system. The Contractor will demo the existing motor control center and install a new motor control center for the existing WTF at Albertini, as well as at the Mahana Well Site Building, supporting Wells #6 and #10. MCC’s with integral VFDs and Switchgear will be pre-purchased and supplied by the Owner, installed by the Contractor. The two (2) new generators will be pre-purchased and supplied by the Owner and installed by the Contractor at the Albertini WTF and Mahana Well Site. The existing Albertini WTF improvements include modifications of treated water process piping and connections to the PFAS treatment, replacement of chem feed systems, bulk storage tanks, transfer pumps and chem dosing packages, green sand system improvements, surface prep and painting of walls, flooring, and process piping, new ceiling tiles, HVAC improvements, and roof improvements. Well improvements at Albertini include the replacement of Well #4. Well drilling and test will be completed by the Owner ahead of Construction award. Contractor will be responsible for connection to existing main and electrical service and improvements to existing well vault. Well #2 and #3 at Albertini will be upgraded by the Contractor with new pumps and devices. At 311 Plain Street, the Mahana site, the Contractor will upgrade Well #6 and #10 including, new pumps, new electrical, and new devices.* A non-mandatory Prebid Conference will be held on December 10, 2025 at the Albertini Water Treatment Facility (1675 West Street, Mansfield, MA 02048). Any request for interpretation of plans and specifications may be submitted in writing at that time. Bidders will have an opportunity to view the site of the work following the Prebid Conference. All general contractors and subcontractors are encouraged to attend.* This project is subject to the American Iron and Steel Requirements of P.L. 113-76, the Consolidated Appropriations Act of 2014. See Section 30 for waiver information.* This project is subject to the Build American, Buy America (BABA) and American Iron and Steel (AIS) requirements. Steel, iron, manufactured products, non-ferrous metals, plastic and polymer-based products (including polyvinylchloride, composite building materials, and polymers used in fiber optic cables), glass (including optic glass), lumber, and drywall are subject to BABA requirements. All products that fall under AIS and BABA must be identified and have certification documents provided.