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<br />70 <br /> <br />10,272 <br /> <br />LAWN LAKE DAM AND CASCADE LAKE DAM FAILURES, COLORADO <br /> <br /> <br /> <br />Left bank <br />10,270 10.269,9 <br />o <br /> <br /> <br /> 10,266 <br />::; 10.264 <br />w <br />> <br />w <br />-' <br />< 10,262 <br />w <br />'" <br />Z <br />< <br />w 10,260 <br />~ <br />w <br />I- <br />< <br />~ 10,258 <br />X <br />0 <br />a: <br />.. 10,256 <br />.. <br />:! <br />I- <br />w <br />w <br />... 10,254 <br />;!; <br />Z <br />0 10,252 <br />;:: <br />< <br />> <br />w <br />-' <br />w 10,250 <br /> 10,246 <br /> 10.246 <br /> 10,244 <br /> 10,242 <br /> 0 <br /> <br />10,263.4 <br />30 <br /> <br />Glacial till <br /> <br />10,250.4 <br />45 <br />10,249.1 <br />46 <br />10,248.4..... <br />47 <br />10,246.8 <br />47 <br /> <br />EXPLANATION <br /> <br />. GROUND POINT <br />10,260.1 ELEVATION <br />~ STATION <br />n MANNING'S ROUGHNESS <br />COEFFICIENT <br />HWM HIGH WATER MARK <br /> <br />Right bank <br /> <br />Water level <br /> <br />10,264.4 <br />116 <br /> <br />July 15, 1982 <br /> <br />10.262.30 (HWMI <br />---w9 <br /> <br />n::::O.15m <br /> <br />Glacial till <br /> <br />Trees and debris <br /> <br />10,245.7 <br />96 <br /> <br />10.245,0 <br />-----n- <br /> <br /> <br />Bedrock <br /> <br />10.246.1 <br />~10.244.0 <br />""87 <br /> <br />10,244.6 <br />108 <br /> <br />30 <br /> <br /> <br />STATIONING, IN FEET <br /> <br />10 <br /> <br />20 <br /> <br />40 <br /> <br />70 <br /> <br />120 <br /> <br />130 140 <br /> <br />60 <br /> <br />80 <br /> <br />80 <br /> <br />90 <br /> <br />100 110 <br /> <br />FIGURE 59.-Roaring River cross section at river mile 1.50. <br />