1 Location: I-80 east of Van Meter (Dallas) Project: Provide material, equipment, labor, and supervision as necessary for complete modification/reconfiguration of the existing infrared heating system. Furnish and install a Co-Ray-Vac Gas Fired, Vacuum Operated, Low Intensity Infrared Radiant Heating System as manufactured by Roberts-Gordon or approved equivalent. The system shall employ the proper number of firing units as indicated by the heat requirements of the area, as determined in accordance with procedure recommended by the manufacturer. All components shall be installed to meet the requirements in the manufacturer's installation and service manual. 2 Location: I-80 west Colfax, Milepost 151 (Jasper) Project: Provide material, equipment, labor, and supervision as necessary for complete modification/reconfiguration of the existing infrared heating system. Furnish and install a Co-Ray-Vac Gas Fired, Vacuum Operated, Low Intensity Infrared Radiant Heating System as manufactured by Roberts-Gordon or approved equivalent. The system shall employ the proper number of firing units as indicated by the heat requirements of the area, as determined in accordance with procedure recommended by the manufacturer. All components shall be installed to meet the requirements in the manufacturer's installation and service manual.