Chiller Replacement Project - National Agricultural LIbrary

The Department of Agriculture Agricultural Research Service seeks replacement of chillers at the National Agricultural Library in Beltsville, Maryland, with sealed quotations due July 2, 2026 at 1600 hours. This is a Total Small Business Set-Aside under NAICS 238220 (Plumbing, Heating, and Air-Conditioning Contractors), with a $19.5 million size standard.

Place of performance is Calverton, Maryland (delivery location ARS-123K15, 5601 Sunnyside Avenue, Beltsville, MD 20705). The solicitation is issued as a combined synopsis/solicitation under FAR Part 12 for commercial items; this announcement constitutes the only solicitation, and a separate written solicitation will not be issued.

The work encompasses removal of the existing non-functioning 400-ton York chiller and installation of a new 400-ton water-cooled centrifugal chiller (York or equal) with all labor, materials, equipment, permits, tools, insurance, and travel provided by the contractor. The new chiller must comply with AHRI 550/590 I-P performance certification standards (efficiency 0.45–0.64 kW/ton, water-cooled), integrate with the existing Siemens control system, and conform to the International Building Code. New specifications include 460/3/60 volt power supply, 250.2 kW total input power, 395.0 A minimum circuit ampacity, and 700.0 A maximum circuit breaker rating.

Period of performance is 240 calendar days from Notice to Proceed, with work prohibited during May–August. The contractor must mobilize and begin demolition within 10 calendar days of notice to proceed. An optional line item covers Chiller #2 replacement, subject to funding availability. Award is based on lowest price technically acceptable. Performance and payment bonds are required within 10 calendar days after award. Prevailing wage applies under General Wage Determination MD20260121, Mod. 1 (effective May 18, 2026). Cumulative overhead and profit for all subcontractors and prime contractor combined shall not exceed 30 percent; prime contractor overhead and profit alone shall not exceed 20 percent. Organized site visit is scheduled for May 27, 2026 at 8:30 a.m., limited to three individuals per contractor. Questions are due 72 hours prior to close.