Install ACU unit in several buildings

The National Institute of Standards and Technology (NIST) is seeking a small business contractor to replace three air handling units (AHUs 12, 13, and 14) in Building 226 at their Gaithersburg, MD campus. The solicitation (1333ND25RNB190003) requires a design-build solution for installing new energy-efficient units, including ductwork cleaning, HAZMAT remediation, and attic lighting upgrades. Proposals will be evaluated on Technical Approach, Experience, Project Personnel, Past Performance, and Price, with key personnel requirements including a Project Manager and Construction Superintendent having a minimum of 5 years relevant experience. The pre-proposal site visit is scheduled for January 15, 2025, with questions due by January 22, 2025, and proposals due January 31, 2025, at 2:00 PM EST. Contractors must provide a bid guarantee of 20% of the bid price or $3,000,000, whichever is less.

This contract is a total small business set-aside under NAICS code 238220 with a size standard of $19 million. The project will replace original AHUs from 1965 that supply conditioned air to environmental chambers, with a performance period of 730 days after Notice to Proceed and substantial completion required within 180 days of demolition start. The work will take place in the attic of Building 226 in Gaithersburg, MD 20899, and involves complex technical requirements including specific ductwork cleaning standards, HVAC equipment specifications, and environmental compliance. Contractors must navigate strict site access protocols, including obtaining Green badges, adhering to noise restrictions, and following historical preservation requirements for the NIST campus. The project includes comprehensive asbestos remediation and requires detailed coordination with NIST's Contracting Officer Representative throughout the installation process.