2027-012 Sitterly Building Roof Replacement CHPT 149

The Massachusetts Department of Mental Health, Office of Engineering and Facilities Management is requesting bids for demolition, removal, and replacement of the roofing system at the Sitterly Building, 13 Prospect Street, Greenfield, Franklin County, with bids due October 23, 2026 at 2:00 PM via COMMBUYS and a mandatory pre-bid conference and site walk-through on October 13, 2026 at 10:00 AM.

The project scope includes complete roof replacement with asphalt fiberglass shingles, Bituthene watershield underlayment across the entire roof surface, continuous prefabricated ridge vent, pipe penetration kits for vents and downspouts, and materials at roof-skylight and roof-exhaust-vent intersections. Addendum 1 (October 16, 2026) expands scope to include gutters, gutter guards, gutter downspout protectors, and downspouts. The building spans approximately 85 feet in width with a 2-foot overhang and 30-foot height from finish grade to roof edge.

The estimated construction cost for the base bid is $100,000. Work must be completed within ninety calendar days of the Notice to Proceed, with liquidated damages of $500 per day for schedule overruns. Bids require a 5% bid deposit as bid bond, certified check, or treasurer's/cashier's check. Bids up to $150,000 require a 50% Payment Bond with no Performance Bond; bids exceeding $150,000 require 100% Payment and Performance Bonds.

All work is subject to Massachusetts prevailing wage requirements (rates effective June 1, 2026, through 2028, varying by trade). All employees must complete an OSHA-approved construction safety course of at least 10 hours prior to beginning work. Contractors must comply with Federal Department of Homeland Security Employment Eligibility Verification (Form I-9) procedures. Award will be made to the lowest responsible and eligible bidder within thirty days of bid opening. Questions are due October 15, 2026 at 2:00 PM via COMMBUYS; responses will be provided by addendum. Contact Project Engineer Brandon Avila at (774) 293-2764 for site-walk-through coordination.