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<br />T!\BLE A-5 (cont.) <br /> <br />Grow:ed Riprap <br /> <br />Seeding <br /> <br />()l:~~n t,i,t Y <br /> <br />200 c..y. <br /> <br />6-ft x l.5-ft Conc. Trickle Channel 1,200 l.f. <br /> <br />~i,.53(J c.y. <br /> <br />Twin 8..ft x 4.5-ft R.C. Box Culvert <br /> <br />F.lood Proofing <br /> <br />45 1. f. <br /> <br />l2-in R.C. Wall wjWaterproof Gab.'s 2,540 l. f. <br /> <br />Miscellaneous and Cleanup <br /> <br />Land Acquisition <br /> <br />Engineering and Contingencies <br /> <br />F., L., & A. Costs <br /> <br />Annual Maintenance Co15ts <br /> <br />TOTAL ESTIMATED COST OF CONSTRUC'rION <br /> <br />TOTAL ESTIMATED ANNUAL MAINTENANCE COST <br /> <br />2.2 ac. <br /> <br />Subtotal (L) <br /> <br />Estimated <br />Cost: <br /> <br />$ <br /> <br />5,SJO <br /> <br />1,880 <br /> <br />22,800 <br /> <br />31. I 0',0 <br /> <br />356,400 <br /> <br />32,400 <br />--- 4 6 T;O()() <br /> <br />lil,OOO <br /> <br />11'7,000 <br /> <br />___~.s)..!.Q.QJl. <br /> <br />$ 662,000 <br /> <br />540 <br /> <br />$5,773,000 <br /> <br />$ <br /> <br />:1,440 <br />