Call 004 613404-133724-100_6

The Massachusetts Department of Transportation is soliciting bids for a construction project in District 2, Massachusetts, under solicitation number 613404-133724-100_6, with a NAICS code of 541910. The scope encompasses comprehensive building system upgrades including full replacements of HVAC, electrical, plumbing, and Direct Digital Control systems, along with associated site and utility work, permitting, and compliance with all applicable codes and standards. Work must be executed in adherence to detailed construction specifications, drawigs, and supplemental provisions, with stringent quality control over materials, workmanship, and system performance. All materials must be delivered in original, unopened manufacturer packaging with full labeling requirements including product name, manufacturer stock number, date of manufacture, VOC content, color, and application instructions. Specific systems like firestop products and gas boilers must meet exacting performance parameters, with no sampling permitted—each unit must be fully tested to compliance thresholds for efficiency, emissions, pressure, and temperature control. Contractors are required to submit electronic proposals via www.bidx.com and must hold a valid MassDOT vendor code and DCAMM certification in the relevant work category—HVAC for prime bidders and respective trades for filed sub-bidders. A 5% bid bond is mandatory, and all bidders must possess a Digital ID obtained at least 14 days prior to submission. Compliance with Massachusetts labor laws is strict, including payment of state prevailing wage rates, submission of certified payrolls, and adherence to the Commonwealth’s supplemental Equal Employment Opportunity and Affirmative Action Program. Federal obligations include annual EEO-1 reporting for contractors with 50 or more employees on a $50,000 or larger federal-aid contract. Financial accountability is enforced through management statements on internal controls, CPA-certified audits, and annual financial filings, with records subject to audit for six years after final payment. The contract mandates detailed tracking of owner-furnished and long-lead items through standardized Excel databases aligned with the work breakdown structure and construction schedule. Performance bonds and payment bonds are required, and all parties must be free from debarment, suspension, or criminal civil charges within the past three years. Bid submission deadlines are tiered, with sub-bids due May 27, 2026, and general bids due June 9, 2026, though discrepancies exist in documentation dates. The project is governed by Massachusetts General Laws Chapters 149 and