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\Nater Treatment Plant Production Study <br />NORTH AND SOUTH HOLLY WATER TREATMENT PLANTS <br />CP1'St oF FOR1' WORTH <br />For over 100 years, Freese and Nichols has provided a wide variety of services for <br />the City's North and South Holly Water Treatment Plants. Past modifications to this <br />facility include ffie following. <br />46 Design and construcfion of the original treatrnent facilities. <br />roRr{QoRrx Holly Water Treatment Plants <br />Recommended Improvements Schedule ~ . <br />~ Preliminary and final design of improvements to the North and South Holly <br />Water Treatment Plant filters. <br />~ Remodel of chlorine buildings at the Holly Water Treatment Plant to save <br />new building capital costs. Construction was scheduled to keep one plant <br />online at all fimes. <br />~ Design of improvements to the chlorine and ammonia treatment building and <br />backwash facilities. <br />6 Safe Drinking WaterAct Evaluations <br />41 Alternatives to meeting Enhanced Surface Water Treatment Rule <br />6 Capacity upgrading <br />6 Alterations to meet Long Term Enhanced Surface Water Treatment and <br />Filter Backwash Rules <br />In 2000 Freese and Nichols assisted the City in planning and designing major <br />improvements to the 80 MGD North Holly plant for compliance with the new <br />Safe Drinking Water Act regulations. Phase I of the improvements included: <br />4 New 80 MGD rapid mix facility <br />~ 1?etrofit of the sedimentation basins with htbe settlers for high rate <br />clarification <br />6 New 80 MGD filtration complex <br />inno ah:~eAp~ r ,rl;es ~1 R[ C :L - NICHOLS <br />Safe Drinking WaterAcF (phased) Implementafion Schedule <br />