HVAC System Upgrade at Gallipolis Developmental Center (DDD250007)

This solicitation seeks a qualified contractor to perform a comprehensive HVAC upgrade at the Ohio Department of Developmental Disabilities facility in Gallipolis. The work includes complete replacement of aging chiller units, installation of new air‑handling units, VAV terminal units, ductwork, controls, and associated low‑voltage electrical systems, all to modern standards and in compliance with state codes. The project is budgeted at roughly $2 million for the base scope with four optional control‑system alternates, and must be completed within 294 days from the notice to proceed. The contractor must provide a 10 % bid guarantee, submit required bonding, insurance, EDGE participation documentation, and comply with prevailing‑wage, domestic‑steel, and SUPR (drug‑free) program requirements. The bid submission deadline is 10 July 2026, with a pre‑bid meeting scheduled for 15 September 2026. • Replace existing chillers (40‑, 52‑, and 70‑ton units) with energy‑efficient models and associated pumps. • Install new VAV‑type air‑handling units, ductwork, diffusers, registers, and a DDC control system. • Provide low‑voltage electrical power conductors, raceways, motor controllers, and labeling per Ohio codes. • Meet EDGE‑certified business participation (5 % of contract value) and maintain SUPR enrollment for all subcontractors.