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This document is a Request for Proposal (RFP) for Reverse Osmosis Maintenance Service at the USDA, ARS Jamie Whitten Delta States Research Center in Stoneville, Mississippi. The contract covers annual maintenance for reverse osmosis (RO/DI) systems in three different buildings: Bldg. #2 Boiler Room, Bldg. #2 Growth Chambers, and Bldg. #80 NBCL. The service period is one base year with four option years, totaling five years, with quarterly or as-needed maintenance.

The RFP details specific equipment to be maintained in each location, including reverse osmosis units, carbon tanks, water softeners, storage tanks, pumps, mixed bed tanks, UV lights, and a quality monitor/controller. Key requirements include DI tank exchanges, pre-filter replacements, salt for brine tanks, performance checks, and all necessary service calls and repairs. The contractor must provide maintenance results to USDA and cover all consumables and labor needed to maintain the systems in optimal working condition across the research center's facilities.

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Reverse Osmosis Maintenance Service – LocaƟon: USDA, ARS Jamie WhiƩen Delta States Research Center 141 Experiment StaƟon Rd., Stoneville, MS 38776

Provide all equipment, labor, parts, and materials necessary to provide Annual Maintenance, provided quarterly or as needed, for Stoneville MS Reverse Osmosis System for NBCL Bldg. #80, Bldg. #2 Boiler Room, and Bldg. #2 Growth Chambers. This service is for One (1) Base Year with an addiƟonal Four

(4) OpƟon Years, total Five (5) Years.

Provide for Bldg. #2 Boiler Room (System is RO/DI Polish complete from inlet to outlet):

• Services Quarterly or as needed

• Service includes DI tank exchange, RO pre-filter, salt for brine tank, performance check on RO and system

• All service calls, consumables, labor for repairs needed to maintain system shall be covered.

• Provide Maintenance Results to USDA

Provide for Bldg. #2 Growth Chambers (System is RO/DI Polish), to lease and maintain the following:

• Services Quarterly or as needed

• (1) FRER02, reverse osmosis unit

• (1) 300C: 1.2 CF potable exchange carbon tank

• (1) 1 CF automaƟc water soŌener

• (1) 300 gallon storage tank

• (1) SS delivery pump

• (1) 85 gallon volume bladder tank

• (2) 300MB: 1.2 CF portable exchange mixed bed tanks

• (1) 20” post DI filter bowl with 5 micron filtraƟon

• Provide Maintenance Results to USDA

Provide for Bldg. #80 NBCL (System is RO/DI Polish), to lease and maintain the following:

• Services Quarterly or as needed

• (1) FRER03, reverse osmosis unit

• (2) UVBB-1, 15 gpm UV lights

• (1) Myron-L quality monitor/controller

• (4) 12MB, 2.6 CF portable exchange mixed bed tanks

• (1) 14C, 3.6 CF portable exchange carbon tank

File details come from the government source that posted it. Updated .