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<br />LEVEE AROUND SOUTHYEST CORNER OF TOYN <br /> <br />Levee Height <br />Sideslope <br />Top Yidth <br />X-Section Area <br />Levee Length <br />Volume <br /> <br />7 feet <br />3:1 <br />10 feet <br />217 square feet <br />2,000 feet <br /> <br />434,000 cubic feet <br />16,074 cubic yard <br /> <br />Height of levee based on high water mark at pumphouse (1533.9) <br />Ground elevation at location is 1530; 3.9 feet plus 3 feet of <br />freeboard - 6,9, rounded to 7 <br /> <br />Item Cost Ouantitv Unit Unit Cost Plus 30% Total <br />Excavation with <br />scraper 6,074 c,y. $ 2.00 $9,644 $41,793 <br />Clear tree line 0.40 acre 2,640.00" 317 1,374 <br />Compact embankment 6,074 c,y. .50 ',: 2,4ll 10,448 <br />Levee topsoil <br />(6 inches) 2,000 c,y. 2.60 1,560 6,760 <br />Levee seed and mulch 2.50 ac:re 680.00 510 2,2l0 <br />Real estate costs 6 acre l,350.00 2,430 10,530 <br />Improvements 1 l,s, 3,900,00 1,170 5,070 <br />Damages 1 ' l,s, 400,00 120 520 <br /> Subtotal $78 ,704 <br /> Engineering and design at 15% ll,806 <br /> Supervision and administration at 10% 7,870 <br />.' <br />. Tocal, ',$98,379 <br />.' <br /> <br />Unit costs are based on project estimate along Yood River and Yarm <br />Slough near Grand Island. <br /> <br />. <br /> <br />C-4 <br />