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University City MO - Street Light Audit Report
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University City MO - Street Light Audit Report
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8/30/2011 10:56:27 AM
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<br /> <br /> <br />4.5.T <br />RANSFER COSTS OF PRIVATE LIGHTS <br />Currently some street lights located in private neighbourhoods aUniversity City and some are <br />paid for by the neighbourhoods in which they are located. 364 lights, approximately 11%, paid for by <br />ts. Because the lights in private neighbourhoods are almost exclusiv <br />top fixtures, the cost of $18.81 per 100 watt post top light was <br />Energy Reduction analyses were not performed due to no overall e <br />Below are three scenarios; the first scenario transfers all of the costs of the private lights to the private <br />neighbourhoods in which they are located. <br />TABLE 15 TRANSFER PRIVATE LIGHTS ALL COST ANALYSES <br />monthly yearly 5 years 10 years 20 years <br /> <br />Savings of transferring ALL 364 "private" <br />$6,846.84 $82,162.08 $410,810.40 $821,620.80 $1,643,241.60 <br />street lights <br />estimated % savings: 18% approximate reduction in lighting cost <br /> <br />The second scenario transfers only the costs of street lights wh <br />to the private neighborhoods. <br />TABLE 16 TRANSFER PRIVATE LIGHT (300 FT) COST ANALYSIS <br />monthly yearly 5 years 10 years 20 years <br /> <br />savings of transferring 75 "private" street <br />lights based on U City lighting policy - 300' <br />$1,410.75 $16,929.00 $84,645.00 $169,290.00 $338,580.00 <br />maximum spacing for any light type <br />estimated % savings: 4% approximate reduction in lighting cost <br /> <br /> <br />TABLE 17 TRANSFER PRIVATE LIGHT OPTION (300/200 FT) COST ANALYSIS <br />monthly yearly 5 years 10 years 20 years <br /> <br />savings of transferring 34 "private" street <br />lights based on a maximum of 200' spacing <br />$639.54 $7,674.48 $38,372.40 $76,744.80 $153,489.60 <br />for post top type lights <br />estimated % savings: 2% approximate reduction in lighting cost <br /> <br /> <br />30 <br />Page <br /> <br />
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