Call 005 613404-133724-100_5

The Massachusetts Department of Transportation is soliciting bids for comprehensive renovation and system upgrades at the District 2 Administration Building located at 811 North King Street, Northampton, Massachusetts, under solicitation number 613404-133724-100_5. The scope of work encompasses all labor, materials, equipment, and services necessary to fully install and operate building systems, including replacement and enhancement of plumbing, mechanical, electrical, and Direct Digital Control (DDC) systems, along with selective demolition, firestopping of plumbing penetrations, and integration of new equipment. Work must adhere to strict specifications outlined in the Drawings and Specifications, including compliance with the International Energy Conservation Code 2021, International Mechanical Code 2021, NFPA standards, and the Americans with Disabilities Act. The project requires delivery of all materials in original, unopened manufacturer packaging with complete labeling including product name, stock number, date of manufacture, VOC content, application and thinning instructions, and color details; through-penetration firestop systems require additional labeling with lot number, shelf life, curing time, and testing agency classifications. The contract mandates a 270-calendar-day completion timeline from issuance of the Notice to Proceed, with potential winter extensions if the completion date falls between December 1 and March 15. Bidders must be DCAMM-certified in the HVAC category for prime contractors and in their respective trade categories for filed subcontractors, and must hold a valid MassDOT vendor code and Digital ID obtained at least 14 days prior to bid submission. Proposals must be submitted electronically via www.bidx.com by the specified deadlines: filed sub-bids by May 27, 2026 at 2:00 P.M. and general bids by June 9, 2026 at 2:00 P.M. The contract price is determined by the sum of all bid items submitted on www.bidx.com, with payments tied to progress estimates derived from an approved Critical Path schedule and submitted on MassDOT’s standard payment forms, including documented net payments to subcontractors. Contractors must comply with Massachusetts prevailing wage rates, submit certified payroll records, adhere to federal and state equal employment opportunity requirements, and file annual financial statements audited by a certified public accountant. All bidders must certify compliance with debarment and suspension provisions, execute subcontractor certification forms, and provide documentation for M/WBE and SDVOBE participation. The