South Dakota Posting Board #26IFB19931

Replacement of Boilers and Hot Water Systems at Yankton Readiness Center (SD Department of the Military)

This opportunity involves the replacement of the hydronic natural gas-fired boiler and domestic hot water systems at the Yankton Readiness Center for the South Dakota Department of the Military. - Government Buyer: - South Dakota Department of the Military, South Dakota Army National Guard, Engineering Manager's Office - OEMs and Vendors Mentioned: - AERCO (Benchmark 750 boilers) - Bradford White (RTGS199N1 tankless water heaters) - Taco (009-SF5 pumps) - Amtrol (ST-5 and AX-120(V) expansion tanks) - Spirotherm (VDT400FA air separator) - JL Wingert (DB-2HD bypass feeder, TGL50-E glycol feeder) - Bell & Gossett (ED-3X suction diffuser) - Schneider Electric (BAS controls integration) - Products/Services Requested: - 2 AERCO Benchmark 750 gas-fired hot water boilers (fire tube, 750 MBH input, 98% efficiency) - 3 Bradford White RTGS199N1 tankless water heaters (199 MBH input) - 2 Taco 009-SF5 inline hot water pumps - 1 Amtrol ST-5 expansion tank (2.0 gal) - 1 Amtrol AX-120(V) expansion tank (68 gal) - 1 Spirotherm VDT400FA air separator - 1 JL Wingert DB-2HD bypass feeder (2 gal) - 1 JL Wingert TGL50-E glycol feeder (50 gal) - 1 Bell & Gossett ED-3X suction diffuser - Demolition and installation of mechanical, plumbing, and electrical systems - Integration of controls with Schneider Electric BAS - Construction services for removal and replacement, maintaining building heating until spring - Unique/Notable Requirements: - Compliance with Build America, Buy America Act - Environmental and safety standards must be met - Substantial completion required within 330 calendar days after Notice to Proceed - Liquidated damages for late completion - Bid security required for bids over $100,000 - Heating must be maintained during construction until spring - Detailed quality control and closeout procedures

Description

This solicitation is an Invitation to Bid for the replacement of the existing natural gas hydronic boiler and domestic hot water systems at the Yankton Readiness Center in Yankton, South Dakota. The project requires bidders to obtain copies of drawings and specifications from Schemmer Associates and submit bids by August 27, 2026. A pre-bid conference is scheduled for August 20, 2026, at the project site. Bids exceeding $100,000 must be accompanied by a certified check or bid bond. The project is managed by the South Dakota Department of the Military and aims for substantial completion within 330 calendar days after the Notice to Proceed.

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