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<br />I <br />,-\ <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 />EXHIBIT III-C, 2 of 3 <br /> <br />Pier 2 <br />..F'ier scour <br />TOt.Al scour <br />Bed elevAti on <br />Scour elevAt.ion <br />Bot.tom of footing <br /> <br />9.8 ft. <br />11. 1 ft <br />1099.:5 ft <br />1089.4 ft. <br />1094.3 ft. <br /> <br />Monltor this bridge during high flows and carefully inspect it <br />aft.erwards. This would be a good sit.e to install a fixed <br />monit.or. Protection of t.he piers (And possibly t.he abutment.s) <br />should be considered. Discuss this bridge at the District 2 <br />interdisciplinary meeting. If for some reason the t.ailwater of <br />t.he dam is markedly changed, recalculat.e t.he scour potential. <br />The suseptibilit.y t.o failure of the bridge should b. <br />evaluated. <br /> <br />B-I3 <br />