Q2019 ELECTRICAL – Replace Rooftop Air Handlers, Accessory Equipment, & Associated Controls

This solicitation covers the complete replacement of two rooftop air‑handling units (AHUs) at the DMNA Headquarters in Latham, NY, including all associated ductwork, accessory equipment, controls, and required metal‑fabrication supports. The work involves demolition of existing units, asbestos abatement, structural steel framing, installation of new HVAC equipment, electrical power and control upgrades, fire‑alarm modifications, and site‑access coordination. The contractor must comply with 2025 New York State building, mechanical, and fire codes, provide domestic‑steel documentation for any steel items over $100 k, and handle all required submittals (shop drawings, EPDs, paint‑compatibility certificates, etc.). • Replace two rooftop AHUs (each ~7,500 lb plus ERV) and two HVAC units (HV‑2 & HV‑3, each ~4,800 lb). • Provide and install metal‑fabrication framing, slotted‑channel supports, anchor systems, and corrosion‑protected finishes per revised Section 055000. • Upgrade electrical power panels, disconnects, motor starters, and BACnet control systems; install fire‑alarm devices and associated wiring. • Conduct required site‑visit (June 12 2026) and adhere to weight/load limits, security clearance, and asbestos handling procedures.