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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />ALTERNATIVE l-C <br />REINFORCED CONCRETE BOX CULVERTS <br />7 ft. x 7 ft. <br /> <br />Alternative l-C <br />(see F'igure 8) <br />100-year flood <br />Alternative l-C <br />crossing. <br /> <br />uses 12 - 7ft. x 7 ft. concrete box culverts <br />to bring the water surface elevation of the <br />event into the tributaries natural channel. <br />incorporates four railroad tracks in the <br /> <br />. . . <br /> <br />, <br /> <br />.,. .' . <br /> <br />~., .:',' <br /> <br />y <br />7' <br />1 <br /> <br /> <br />. .' <br /> <br />.:::.- <br /> <br />FIGURE 8 <br /> <br />Cost Estimate <br /> <br />In researching the costs associated with Alternative l-C we <br />contacted Carder Concrete. Littleton. Colorado. Carder <br />Concrete estimated E-80-RR. railroad loading design. 7 ft. x 7 <br />ft. concrete box culverts delivered to jOb site at limon would <br />be $261.00 per linear foot. <br /> <br />To determine the labor involved in excavating. placing. and <br />backfilling the concrete culverts we contacted Binder <br />Construction. Denver. Colorado. Binder Construction stated <br />that they have experience in placing pipe of equal size and <br />usually bid such a jOb at about $ 125.00 per linear ft. <br /> <br />Materials: <br /> <br />Twelve rows of Box Culverts x 110 ft. length <br />12 x 110 ;1320 L.F. @ $261.00 ; $ 344.520.00 <br /> <br />Labor: <br /> <br />1320 L.F x $125.00 L.F. ; $ 165.000.00 <br /> <br />Enqineerinq: <br /> <br />Engineering design. survey. and inspection @ 10\; $ 50.952.00 <br /> <br />Total Cost Estimate Alternative l-C <br /> <br />; $560.472.00 <br /> <br />3820E <br /> <br />-ll- <br />