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MAY 2009SOLICITATION FOR OFFERS OUTPATIENT CLINIC SFO NO. VA-101-XX-RP-XXXX[INSERT LOCATION OF FACILITY]Chemical Feed Water for Condenser Water Treatment: Chlorinated polyvinyl chloride(CPVC), Schedule 80.B. Minimum Pipe SizeMinimum pipe size shall not be less than ¾-inch [19 mm].C. Minimum Water FlowMinimum water flow shall not be less than 0.5 GPM [1.89 L/m].D. Pipe SizingSelect pipe sizes based on the ASHRAE recommendations and the need to provide anenergy-efficient design.E. Piping Connections(1) Shutoff ValvesProvide shutoff valves to isolate each piece of equipment, such as chillers, boilers, coolingtower, pumps, coils, air terminal units, and terminal heating units requiring isolation, service,and/or replacement.Provide drain lines at low points and air vents at high points.(2) StrainersProvide in-line strainers to protect equipment, such as cooling and heating coils and controlvalves.(3) Check ValvesProvide check valves on the pump discharge side with two pumps operating in parallel.(4) Flexible ConnectorsProvide flexible connectors at the pump inlet and outlet connections.(5) FiltersProvide cartridge-type of filters for the closed-loop chilled water and hot water systems.Provide solid separators for cleaning condenser water.(6) Water Treatment – Closed-Loop SystemsProvide chemical shot feeder for the closed-loop chilled water and hot water systems.(7) Piping SpecialtiesProvide expansion tanks and air separators for the chilled water and hot water closed-loopsystems.(8) Make-Up Water ConnectionsProvide make-up water connections with reduced pressure backflow preventer for theexpansion tanks.(9) Steam TrapProvide float and thermostatic trap assembly for the equipment served by a modulating controlvalve. Provide at least 12-inch static head to facilitate condensate flow by gravity.Part I: Basic Solicitation Requirements – Page 107 of 196Lessor __________ Gov’t. ____________________ of __________ Pages