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DOT's Carlisle Maintenance Garage Boiler Replacement


Location
Iowa
Publication Date
01/10/2019 09:27 AM EST
Closing Date
01/30/2019 02:00 PM EST
Issuing Organization
State of Iowa - Department of Transportation
Solicitation Number
Description

Specifications include, but are not limited to: The Contractor shall furnish and install the boiler as shown on the plans in accordance with all codes and authorities having jurisdiction. 1. Unit shall operate with a minimum Thermal Efficiency equivalent of 95%. 2. Unit shall operate with water temperatures between 60° F and 194° F. 3. Unit shall operate with propane gas at a minimum supply pressure of 5" W.G. at maximum capacity. Coordinate with contractor. 4. Unit shall be capable of a 5:1 turndown ratio. 5. Unit shall be factory wired, 100% operationally tested, and completely factory-assembled to include a combustion air inlet chamber, variable speed blower assembly, an air-gas fuel control valve, direct spark ignition, full modulating power burner, positive pressure discharge, condensing combustion chamber, and exhaust chamber. This assembly shall be housed in an insulated jacket that includes a digital display control panel enclosure. 6. The unit shall be constructed in accordance with Section IV of the ASME Boiler and Pressure Vessel Code for Low Pressure Heating Boilers. Unit shall have ASME approved relief valve with a setting of 30 psig. 7. Stainless steel, fire tube heat exchanger.

Source
https://iowadot.gov/purchasing/current-solicitation-schedule (opens in a new window)

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