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Ao,� AQUA ENGINEERS <br /> AN EMPLOYEE OWNED COMPANY <br /> Ownership will be processing new entitlements over the next 3 years, and the planned <br /> improvements and repairs being planned will need to be consistent with such entitlements. <br /> Potable Water System Justification <br /> Replace inoperable backup power Backup power generation will assure the potable water <br /> generator and upgrade transfer system and the fire protection is functional during <br /> switch at pump station extended periods of no grid power. <br /> Repair 1-million-gallon concrete Concrete tank is leaking form the bottom from two <br /> tank locations. It needs to be determined if it is more cost <br /> efficient to repair the tank from the outside or take the <br /> tank offline and refurbish from the inside. <br /> Replace 5hp chlorine booster Pump is past its useful life. Booster Pump is critical to the <br /> pump successful disinfection of the potable water system. <br /> Should pump fail daily injection of sodium hypochlorite to <br /> meet DOH disinfection requirements would stop. <br /> Replace 8" pump control valve for Existing valve is past a its useful life. Pump Control Valve <br /> Well A is used to control water flow from the deep well to the <br /> system during the start and stop process. Should valve <br /> fail, well would be inoperable until replaced. <br /> Well B Well B is inoperable. Replace well casing, pump motor, <br /> control valve, install soft starter, install heater coils for <br /> motor, replace 100 amp breaker, replace run time hour <br /> meters, update wiring as needed in MCC panel and run <br /> water quality test as required by Department of Health. <br /> Wastewater System Justification <br /> Replace portable backup power Backup power generator will be used to power up <br /> generator for wastewater pump wastewater pump station during extended periods of no <br /> station power. This will prevent wastewater spills. <br /> Camera collections system to Line is 50 years old and has never been flushed or CCTV <br /> confirm condition of line. for cracks, root intrusion or blockage. System is estimated <br /> at 4,500 feet long. <br /> 111 Page <br /> Exhibit A <br /> Page 11 of 12 <br />