591/22395. JLM; Southwest Region Office - Replace HVAC System

The Michigan Department of Transportation (MDOT) is seeking bids on HVAC system replacement at its Southwest Region Office in Kalamazoo, with bids due October 28, 2026 at 2:00 p.m. Eastern time, and a mandatory pre-bid meeting and walk-through scheduled for October 15, 2026 at 1:00 p.m. at 1501 E Kilgore Road. Service Disabled Veteran Owned Business (SDVOB) set-aside information is available; Qualified Disabled Veteran (QDV) contractors may submit additional documentation including DD214, proof of 51% ownership, and proof of service-connected disability.

The scope encompasses complete removal of the existing HVAC system and installation of new heating, ventilation, and air conditioning systems serving both lower and upper levels of the building, including new ceilings and lighting. The work involves multiple air handling units (AHU-1 through AHU-4), variable air volume (VAV) terminal units, replacement of cabinet unit heaters, new cooling and condensing units, refrigeration piping, ductwork, building automation controls, LED lighting with occupancy sensors, and site preparation including removal and replacement of concrete pads. Construction documents include detailed mechanical, electrical, and structural specifications requiring compliance with MDOT standards, ASHRAE standards, Michigan Electrical Code (2023), and ACI 301 guidelines. A pre-renovation asbestos and lead-based paint survey identified lead in three locations (beige wall, red pump, grey tank); contractors must comply with NESHAP notification procedures and OSHA Lead in Construction Standards (29 CFR 1926.62) prior to commencing work. All materials must be disposed of in licensed landfills.

Bid submission requires proof of State Project Registration from the Department of Labor and Economic Opportunity and 5% bid security. Bids must be submitted through SIGMA VSS with a maximum of two attachments (each under 25 MB). Questions are due October 21, 2026 at 5:00 p.m. Eastern, directed to Devon Pung at Matrix Consulting Engineers, Inc. (dpung@matrixceinc.com). Contractors attending the mandatory pre-bid walk-through must submit a completed Vendor/Contractor LEIN Request form five business days prior to the meeting. Applicable NIGP codes are 90921, 90922, 90976, 90924, 91036, 91060, 91200, 91240, 91438, and 91450.