Attachments.zip

This is a solicitation for construction services related to steam tunnel ventilation system replacement at the National Institute of Standards and Technology (NIST) facility in Boulder, Colorado. The project involves replacing the existing tunnel ventilation system equipped with steam heating coils by installing two natural gas indirect fired make-up air units (MAUs), along with removal of existing equipment and installation of all associated systems required for safe, reliable, and continuous operation. The work scope includes procurement and delivery of a complete, operational tunnel ventilation system with all necessary components for integration into the facility's infrastructure.

This is a 100% Small Business Set-Aside acquisition with NAICS code 236220 and a Small Business Size Standard of $45.0 million. The solicitation number is 1333ND26RNB190032, issued by the Department of Commerce's National Institute of Standards and Technology. Work is scheduled to be performed between May 1 and October 31 to mitigate the risk of frozen pipes during cold weather months. As of June 18, 2026, Amendment 0001 (minor changes) was published. The specific pricing terms, proposal deadline, and award date details are contained within the attachments referenced in this solicitation.