ASCW-Office of Contracting, Bldg S-4, Sharpe Facility, P.O. Box 960001, Stockton, CA 95296-0800

S -- OPERATION AND MAINTENANCE OF WASTEWATER AND POTABLE WATER SYSTEMS -- SOURCES SOUGHT POC Joan Manning, Contracting Officer (209)982-2410, Sonya Baird, Contract Specialist (209)982-2426 The Defense Distribution Depot San Joaquin is seeking potential sources that have an interest in submitting offers for future acquisition of operation, maintenance and repair services for wastewater and potable water systems at the Defense Distribution Depot San Joaquin, Sharpe (Lathrop, CA)and Tracy (Tracy, CA) depots by means of a combination firm fixed-price and indefinite quantity contract. The contractor is to provide all labor, transportation, equipment, materials, supplies, management, coordination and supervision required to operate, maintain, and repair wastewater collection systems, potable water system, well pumping stations, sewage lift stations and treatment facilities. The existing wastewater treatment plants were constructed in the 1940's. Each of the plants are a compact, cast-in-place concrete mechanical plant with a design capacity of approx. 380,000 gallons per day. Each plant consists of a primary clarifier, primary trickling filter, secondary clarifier, secondary trickling filter and a chlorine contact basin. Sludge from the clarifiers is pumped,digested and then moved by gravity flow to sludge drying beds. Treated water is pumped to the existing percolation/evaporation ponds on site. Existing plant flow rates for each site range from 40,000 gallons per day to 80,000 gallons per day. There are seven (7) sewage lift stations at Sharpe depot and two (2) lift stations at Tracy depot. Each depot water distribution system consists of groundwater wells (4 at Sharpe and 3 at Tracy), domestic and fire booster pumps (4 domestic and 4 fire pumps at Sharpe, and 2 domestic and 5 fire pumps at Tracy), two elevated storage tanks (75,000 gallons for Sharpe and 250,000 gallons for Tracy), and a 500,000 gallon concrete ground level storage reservoir, mains, services, valves, and appurtenances. The highest average day demand is 320,000 gallons for Sharpe and 150,000 for Tracy. The Defense Distribution Depot San Joaquin is operated under the guidelines of California State Water Resources Control Board and Department of Health Services. In addition to a normal operating staff, a State Certified Laboratory is required to maintain state certifications for sampling, analysis and reports on both drinking water and waste water. Interested sources should provide a written statement of interest along with a statement of their capabilities and experience in oparation and maintenance of similar systems. (0063)

Loren Data Corp. http://www.ld.com (SYN# 0120 19980309\S-0012.SOL)