Chelsea DC - Chilled Water piping Taps

The Commonwealth of Massachusetts Trial Court is seeking a qualified contractor to install chilled‑water piping taps that will enable a temporary rented chiller to interface with the existing chilled‑water system at the Chelsea District Court building (120 Broadway, Chelsea, MA 02150). The work includes removing existing 90° elbows, installing two 8‑inch tees with flange sets, providing gear‑operated 8‑inch butterfly valves, adding blind‑flange plates, installing reducing‑flange adapters, performing leak testing, and applying insulation only to the newly installed sections. All labor, equipment, materials, permits, and required inspections must be supplied by the vendor, and the work must be performed during regular business hours in compliance with EPA, OSHA, and Massachusetts prevailing‑wage requirements. • Mandatory site visit scheduled for the week of Oct 13‑16 2026. • Bid must be submitted electronically via COMMBUYS by Oct 23 2026 12:00 PM. • Contractor must provide all required licenses, insurance, OSHA certifications, and a 50 % payment bond if contract value exceeds $25,000. • Scope limited to chilled‑water piping modifications; no additional building or system upgrades are included.