Replace Boilers-Yankton Readiness Center

The South Dakota Department of the Military is requesting bids for the replacement of boilers at the Yankton Readiness Center under IFB CFMO# 466422, with bids due August 27, 2026 at 3:00 p.m. CT and an optional pre-bid meeting scheduled for August 20, 2026 at 2:30 p.m. CT at the facility.

The scope encompasses complete demolition and replacement of the existing natural gas hydronic boiler and domestic hot water systems, including two Aerco Benchmark 750 gas-fired hot water boilers, three Bradford White tankless gas water heaters rated 199 MBH each, domestic hot water recirculation pumps, expansion tanks, air separators, piping systems using 30% propylene glycol, and gas piping for approximately 3,116 MBH total connected load at 2.0 PSI. The work includes mechanical, plumbing, and electrical coordination with building automation system controls by Schneider Electric for boiler sequencing and system control. Place of performance is the Yankton Readiness Center, 1204 West 31st Street, Yankton, South Dakota.

Contractors must possess a South Dakota contractors' excise tax license and comply with resident subcontractor requirements under SDCL 5-18B-6, certifying that no more than twenty percent of labor costs are provided by nonresident subcontractors unless documented unavailability of resident contractors at competitive prices. Work must commence within ten calendar days after Notice to Proceed and achieve substantial completion within 330 calendar days thereafter, no later than October 1, 2027, with final completion within 14 calendar days after substantial completion. Liquidated damages are assessed at $575.00 per calendar day for delays in substantial completion and $300.00 per calendar day for delays in final completion.

Bid security for bids exceeding $100,000 requires either a certified check, cashier's check, or draft equal to five percent of the total bid, or a bid bond of ten percent issued by a South Dakota-authorized surety. The successful bidder must provide a Performance and Labor and Material Payment Bond equal to the awarded contract value within ten calendar days of contract presentation. Schemmer Associates, the Architect/Engineer serving as issuing office, is located at 1300 West 57th Street, Suite 2, Sioux Falls, South Dakota 57108. Addendum #1 has been issued. Project Engineer Mark Koepke is the primary contact at (605) 737-6096 or mark.koepke@state.sd.us.