Gwinnett County Fire Stations 27 & 28 HVAC Replacement Project

This solicitation seeks a qualified contractor to replace the heating, ventilation, and air‑conditioning (HVAC) systems at two Gwinnett County fire stations (27 – Old Fountain Rd, Dacula, GA; 28 – Rosebud Rd, Loganville, GA). The work includes complete mechanical demolition, concrete pad removal and construction of new pads, installation of new gas furnace units, condensing units, exhaust fans, make‑up air units, associated controls, sensors, and full integration with the building management system. Bidders must provide a 5 % bid bond on County‑provided forms, and, upon award, furnish 100 % payment and performance bonds meeting A‑M Best rating requirements. All bids must be sealed, submitted by the revised deadline of August 12, 2026 2:50 PM, and include acknowledgment of both addenda. The project must adhere to strict work‑hour limits (8 a.m.–5 p.m., M‑F) and maintain fire‑station operations, limiting equipment downtime to 12 hours per unit. • Replace HVAC equipment at both fire stations, including furnaces, condensers, exhaust fans, and make‑up air units. • Perform demolition of existing concrete pads and install new pads as per revised drawings. • Provide all required bonding, insurance, and certification (A‑M Best A‑8 or better, Georgia‑licensed). • Follow NEC, UL, and NFPA 90A standards; integrate new controls into the existing BMS. • Meet pre‑bid (July 15) and question (July 22) deadlines; submit sealed bids by August 12 2:50 PM.