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74nn <br />HORIZONTAL SCALE <br />0 1® 0 <br />VERRCAL SCALE <br />0 1® 0 <br />Feet <br />SIIPM —IJA CHANNEL PROFILE <br />7400 <br />00 <br />00 <br />00 <br />r <br />S� P 1 Y 009 <br />Mining and Safety <br />" REG / /% <br />w. <br />26046 <br />PROFESSIONAL ENGINEERS STATEMENT <br />l state that this map was prepared <br />under my supervision and all the <br />information presented hereon is true <br />and correct to the best of my <br />knowledge anndd Inff ormation. f <br />Da Michael W. Ludoi, CO P.E. 26046 <br />TYPICAL LINED CHANNEL <br />NOT TO SCALE <br />FREEBOARD <br />NOTES: <br />1.) CHANNEL WAS DESIGNED TO SAFELY CONVEY RUNOFF FROM THE <br />10 YEAR, 24 HOUR .STORM EVENT. <br />2.) DEPTH OF FLOW BASED ON MINIMUM GRADE, CAPACITY CLASS B, <br />3) VELOCITY BASED ON MAXIMUM GRADE, STABILITY CLASS D. <br />4.) FREEBOARD = 0.3 FEET <br />0 +00 2 +00 4 +00 6 +00 8 +00 10 +00 12 +00 <br />