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Post-Treatment System <br /> ■ Expand the existing clearwell for plant build-out. <br /> ■ Add one new degasifier identical to existing degasifier at the existing clearwell. <br /> ■ Add one new degasifier identical to existing degasifier at the expanded clearwell area . <br /> ■ Add two new odor control scrubbers identical to existing odor control scrubber. <br /> ■ Add three new 3 . 53 mgd 100hp transfer pumps at clearwell. <br /> ■ Add one new 3 . 0 million gallon storage tank . <br /> Existing High Service Pumps <br /> ■ Add four new high service pumps in existing high service pump station. <br /> Bulk Chemical Storage Area/ Systems <br /> ■ Install plenum/ ductwork from existing fans at existing containment structures to <br /> reduce corrosion and/ or chemical attack . <br /> ■ Upgrade bulk chemical storage tank capacity for zinc orthophosphate and hydrofluosilic <br /> acid . <br /> ■ Upgrade capacity of chemical day tanks and metering pumps for all chemicals, if <br /> necessary. <br /> ■ Expand all chemical piping systems for plant build-out. <br /> Antiscalant System <br /> ■ Upgrade existing day tank and metering pumps . <br /> Acid System <br /> ■ Upgrade existing day tank and metering pumps . <br /> ■ Replace existing bulk storage tank (30-day supply capacity) . <br /> ■ Relocate storage tank to northwest of existing membrane processing building. <br /> Hypochlorite System <br /> ■ Expand existing bulk storage tank building. <br /> ■ Add new bulk sodium hypochlorite storage tanks in existing structure . <br /> ■ Upgrade existing feed pumps . <br /> ■ Add a fire protection system to meet Florida building code requirements . <br /> Instrumentation and Control System <br /> ■ Expand existing control system with additional 1/ 0 cards and software to control and <br /> monitor functions for Phase 11 equipment. <br /> ■ Upgrade existing control room computer monitors . <br /> General <br /> ■ Improve paving and grading as required . <br /> ■ Landscaping/ irrigation system modifications, if necessary . <br /> TASK 1 . 0 PRELIMINARY DESIGN <br /> This task provides for the review of the Preliminary Design Report prepared in September 1995 . <br /> The specific purpose of this review will be the confirmation of the presented design criteria and <br /> B-3 mh1534. doc <br />