addendum-2-bid-3013-25.pdf

This is Addendum #02 to Bid Invitation 3013-25 issued by the New Hampshire Department of Administrative Services, Division of Procurement and Support Services, for boiler removal and installation services at the Portsmouth Circuit Court. The addendum modifies the bid closing date from March 28, 2025 at 9:00 AM to April 3, 2025 at 9:00 AM. The project scope includes removing existing boilers and installing two new high-efficiency gas-fired condensing boilers from acceptable manufacturers (Lochinvar Corporation, Aerco Corporation, or Cleaver-Brooks), along with complete mechanical, plumbing, and electrical system modifications, gas piping reconnections, fire alarm system upgrades, and new control system integration. Two mandatory pre-bid site walkthroughs are scheduled for March 7 and March 12, 2025 at 1:00 PM. The contract start date is May 23, 2025 with required completion by September 30, 2025, with potential extension for up to three additional months.

Bidders must submit a lump sum total price for all labor, materials, start-up, and required training. Contractors must be licensed in relevant trades and obtain background checks for all on-site employees. A Payment and Performance Bond equal to 100% of the contract amount is required. Monthly payments will be made based on percentage of work completed, due 30 days after invoice receipt. The State requires a minimum one-year warranty covering 100% of repair or replacement costs including parts, shipping, labor, and travel. Additional requirements include submitting rebate paperwork for condensing boilers, pumps, and variable frequency drives, with rebate money credited back to the State, and diverting 75% of project waste from landfills through recycling and reuse programs. All changes noted in this addendum supersede previously submitted documents and must be submitted with the bid.