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EXISlANG TCN <br />01 _� _ <br />IMPOUNDMENT <br />01�RS10N <br />EMBANKMENT <br />..... <br />RETENTION <br />POND <br />- -- — " - -- — - -' <br />BASKET STRAINER <br />---- - - - - -- <br />8" HIGH (MIN.) <br />1/4" OPENINGS (MAX.) <br />— SPILLWAY— <br />1z" MAX. <br />�DCK RIPRAP BLANKET <br />✓/� /�� <br />NATIVE ROCK (ANGULAR) <br />d,o 3" <br />4" PVC S,,,, = 1/4" PER FOOT <br />= (APPROX.) <br />(SEE SECTION) <br />�j <br />4" THREADED CAP " <br />(REMOVE TO ALLOW 4 TEE <br />DAYLIGHT TO DRAIN <br />PIPE CLEANING) <br />4" POND DRAIN <br />N TS <br />S� <br />�S <br />•' <br />2' MIN.' <br />�, <br />RUNOFF FROMN <br />ONSITE BASIN 10 <br />\ <br />ELEV. 5383.0 <br />3'•� OFFSITE: TOWARD <br />0 <br />3: COUNTY ROAD U17 <br />COMPACTED <br />EXISTING STORMWATER <br />EMBANKMENT <br />SECTION D -D' <br />RETENTION POND 10 <br />N TS <br />TOP OF 5382.5 TOP OF RIPRAP 5383.0 <br />EMBANKMENT 5383.00 f (EXISTING) <br />N <br />/� /� / ELEV., 5381.79 <br />�"t 0,� — 1.63 c <br />5381.5 \/ <br />COMPACTED 5381.00 <br />- ,/EMBANKMENT * (10 —YR ELEV.) \ /� <br />y /� 6" THICK RIPRAP BLANKET: <br />ANGULAR ROCK (NATIVE MATERIAL) <br />4 d,o = 3 "(APPROX.) <br />(MIN. <br />* — USE NATIVE MATERIAL FROM DETENTION POND EXCAVATION �. <br />0 10 20 40 <br />INSTALL AS LOCATED ON PLAN IN 6" LIFTS (MAXIMUMUM). <br />WHEEL ROLL EACH LIFT TO MAXIMUM VISUAL COMPACTION. <br />SCALE 1" = 20' ,� J <br />SECTION E -E' <br />N TS <br />REVISION® RLC DATE 4/30/2013 <br />REVISION ®— DATE <br />DRAWN BY RAC DATE 7/20/2012 <br />DESIGNED er PIAQ DATE 7/20/2012 <br />2350GRoad <br />%0'Connor.DeS9—Grvyp n Inc. Grand Junction, Co. 81505 <br />RETENTION POND 10 - GRADING AND DETAILS <br />DRAINAGE DESIGN PLAN <br />PAq 7/201201z <br />1t Phone: (970) 241 -7125 <br />REwsK»1 ®— aATE <br />CHECKED er DATE <br />Fax: (970) 241 -7852 <br />COTTER CORPORATION MINE SM -18 <br />SHEET 6 of 11 <br />