Chelsea DC - Chilled Water piping Taps

The Commonwealth of Massachusetts is soliciting bids for the installation of chilled‑water piping taps to enable a temporary chiller hookup at the Chelsea District Court building. The work includes cutting existing 90‑degree elbows, installing two 8‑inch tees with flange sets, adding butterfly valves, blind‑flange plates, reducing‑flange adapters, performing leak testing, and insulating the new piping. All labor, equipment, materials, permits, and compliance with EPA, OSHA, and prevailing‑wage requirements are the contractor’s responsibility. Mandatory on‑site visits must be scheduled during the week of October 13‑16, 2026. The bid must be submitted through the COMMBUYS portal by the deadline of October 23, 2026 at noon. • Scope: Removal of existing elbows and installation of new 8‑inch tees, valves, adapters, and insulation on chilled‑water loop. • Requirements: Complete all permitting, adhere to Massachusetts prevailing‑wage laws, provide a 50 % payment bond if contract value exceeds $25,000, and follow all safety and environmental regulations. • Submission: Electronic quote via COMMBUYS, with mandatory site‑visit participation, and all required attachments (scope of work, bid form, payment bond, wage schedule).