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<br /> <br />The following table summarizes the cost and energy savings of each option: <br />TABLE 4: SUMMARY OF ENERGY/COST SAVINGS <br />% <br />PAY <br />POTENTIAL <br />POTENTIAL COST <br />OPTION <br />BACK <br />ANNUAL <br />ENERGY ASSOCIATED <br />SAVINGS <br />(YEARS) <br />SAVINGS <br />RETROFIT 23 $22,566 $106,600 4.7 <br />DECOMMISSION (300 ft) 14 $71,319 $44,700 0.6* <br />DECOMMISSION (300/200 ft) 12 $52,917 $36,200 0.7* <br />DECOMMISSION UNWARRANTED 1 $6,650 $4,400 0.7* <br />TRANSFER PRIVATE COSTS (ALL) 0 $82,162 $0 N/A <br />TRANSFER PRIVATE COSTS (300 ft) 0 $16,929 $0 N/A <br />TRANSFER PRIVATE COSTS (300/200 ft) 0 $7,674 $0 N/A <br />TRANSFER WASH U (ALL) 0 $14,485 $0 N/A <br />TRANSFER WASH U (300 ft) 0 $5,284 $0 N/A <br />Ranges Ranges <br />Ranges <br />from from <br />from <br />**ACQUISITION OF AMEREN LIGHTS $136,000 $401,000 <br />Immeasurable <br />2.0 <br />to to <br />to 12.3 <br />$527,000 $3,669,000 <br />*University City does not have a current contract with Ameren. An Ameren representative indicated that because of this, there would be <br />no cost associated with decommissioning lights. If University Ccontract, the cost for each light decommissioned would <br />be $100 each. It behooves the City to act now to decommission th <br />**An agreement for the acquisition of Ameren lights must be estaed adequate <br />information regarding the purchase of their lights. $467 per lighe <br />acquisition of lights in 1987. $100 per light is an amount given nown if Ameren <br />requires the lighting system to be metered for purchase. $100 per light is added to this amount for estimated metering co <br /> <br />See the following table for a breakdown of the option Acquisition of Ameren Lights. <br /> <br /> <br /> <br /> <br />19 <br />Page <br /> <br />