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Dividing by the 287. lane miles on the City's collector and arterial system yields , <br /> an average cost per mile for structures of $47,735. <br /> 1.3.5 Summary of Costs <br /> To summarize; the cost for arterial and collector streets is as follows: <br /> <br /> ` linear section street $153,883 <br /> • intersections $ 27,226 <br /> • traffic signals $ 42,000 <br /> • bridges and other structures 47 735 <br /> Total Cost per Lane Mile $270,843 <br /> 2.0 Arterial Street Lighting <br /> The arterial street lighting component is also based on peak hour traffic <br /> generated by each development. Presently, one arterial street light costing <br /> <br /> ' $1500 is provided for each 27 vehicle miles travelled on arterial streets. To <br /> maintain this street lighting standard, each new development is charged in <br /> proportion to total traffic generated during the p.m. peak. The arterial street <br /> lighting component is calculated as follows: <br /> b»pad Fu sTrips si f Trip Lenglh sl'ercent of Trips .Aerialsand Col/edorsl d Cost <br /> or <br /> lmpad Fee (Trips s~ ~4.1 ~ .45141,5001=Trips 45150 <br /> Figure 3 illustrates the method for calculating the arterial street lighting <br /> component of the transportation SDC. <br /> February 24, 1993 Methodologies: City of Eugene SDCs Page C-6 <br /> <br />