Middle School Gym Rooftop Unit Replacement

Carrollton Public Schools (Saginaw County, Michigan) is requesting proposals for removal and replacement of a rooftop unit serving the middle school gymnasium, with bids due June 24, 2026 and a pre-bid meeting held June 10 at 11 a.m. The scope specifies furnishing and installing a new 20-ton Trane Precedent RTU (Model YSK240A4S0H) to replace an existing RUUD unit, with all associated mechanical, structural, and electrical work including duct modifications, gas hookups, roof repairs, duct insulation, controls integration, testing, commissioning, and balancing. The work is subject to prevailing wage requirements.

Place of performance is 3211 Carla Drive, Saginaw, MI 48604. Substantial completion is required by August 7, 2026 with all disruptive activities scheduled during summer vacation when school is not in session. A 5% bid bond and performance and labor-material payment bonds are required for bids of $50,000 or greater. Bid prices must remain firm through contract completion with no allowance for federal, state, or local sales and use taxes. Selected contractor must submit post-bid information within seven days of award notification, including supplier proprietary names, subcontractor lists, job site staff qualifications, insurance certificates, construction schedule, and schedule of values. All work carries a 12-month warranty from substantial completion. Invoices must be submitted within 30 days of work completion, with June work invoiced by June 30; payment follows 30 days after work acceptance. The contractor is responsible for safety, site cleanup, material disposal in compliance with EPA and DNR regulations, permit acquisition, and reporting environmental releases or criminal charges of listed offenses among workers within three business days. Addendum #1, posted June 16, 2026, modifies project specifications and clarifies existing facility conditions; acknowledgment of receipt is required with bid submission.