SBR: Replacement of RTU #2 at the District 4 Office

The Maryland State Highway Administration (SHA) is soliciting bids for replacement of RTU #2 compressors at the District 4 Office in Hunt Valley under an IFB restricted to certified small businesses, with bids due August 26, 2026 at 9:30 a.m. This is a Small Business Reserve (SBR) procurement; only vendors certified as small businesses by the Governor's Office of Small, Minority & Women Business Affairs (GOSBA) are eligible.

The scope encompasses demolition and removal of existing 10-ton and 15-ton compressors from a Trane rooftop unit, followed by installation and commissioning of replacement units. Work includes refrigerant recovery, circuit flushing, filter/dryer and APR valve replacement, crankcase heater installation, wiring, nitrogen pressure testing at 150 PSI for a minimum of three hours, vacuum application to at least 500 microns, R-407-C recharging, leak testing, startup procedures, acidity testing, suction line re-insulation, and comprehensive written startup and one-week retesting documentation.

Minimum qualifications require the contractor to have been established for at least five years, with owner/principals holding current Maryland HVAC Master Technician licenses and a minimum of five years of commercial HVAC experience; the contractor must also employ two state-licensed commercial HVAC Journeyman Technicians, each with five years of experience. The contractor must provide 24-hour emergency service and in-house capabilities for refrigeration, sheet metal, brazing, and pipefitting with RTU package system experience up to 10 tons. Commercial General Liability insurance of $1 million per occurrence and $3 million annual aggregate, plus Worker's Compensation coverage, are required. Control Sources LLC must be subcontracted for electrical and control verification. MBE/DBE and VSBE subcontracting goals are zero percent.

Contract completion is December 31, 2027 or sooner. New compressors and refrigerant piping carry a one-year warranty from project acceptance. Questions are due August 24, 2026 at 12:00 p.m. A site visit is available upon request by contacting John Provazano at jprovazano@mdot.maryland.gov or 433-604-5023 no later than August 25. Award will be made to the responsive and responsible bidder submitting the lowest total bid price on a fixed-price basis with no federal funding.