VA Medical Center, Contracting Officer (90C), 3601 S. 6th Avenue, Tucson, AZ 85723

Z -- REPLACE DIETETICS REFRIGERATION UNITS SOL 678-58-98 DUE 092298 POC Carol Lewis (520) 629-4613 Provide all labor, material and equipment as indicated in specifications and drawings for the renovation of a commercial refrigeration system with a design operating load of approximately 120,000 BTUH. Significant items of work include replacement of unit coolers in walk-in boxes, replacement of four compressors, replacement of a two-circuit evaporative condenser, replacement of two liquid refrigerant receivers, and replacement of most refrigeration and piping accessories in the refrigerant piping system. Other work includes adding a water treatment system for the evaporative condenser. Most of the piping system will remain. The walk-in boxes will remain. Refrigeration controls will be modified/replaced. A hot gas defrost circuit will be added under this bid item. Temporary refrigerated storage trailers will be required. Provide for leak testing and system operation and adjustments. System commissioning is not required. Cost range estimate is $100,000 to $250,000. SIC code is 1711. Time of completion is 190 calendar days. Pre-bid conference date will be noted in solicitation. All responsible sources may submit a bid for consideration. Plans and specs will be available on/about August 19, 1998. Requests for bid documents can be faxed to 520-629-4723 or mailed to the address above. Requests must reference solicitation number. Bid opening is September 22, 1998. Posted 07/29/98 (W-SN230121). (0210)

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