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ORIGINAL DESIGN <br />BOTTOM OF POND <br />EL. @4767.5 <br />(REVISED BOTTOM OF <br />POND EL. ®4764.5; <br />SEE SECTION G) <br />4* <br />A <br />7'- 0., <br />>PILLWAY INVERT <br />:L. ® 4773.5 <br />6' -0" 5' -0" 6' -0" <br />(TOP OF BERM <br />EL. ®4775 MIN -z <br />-W1.4 x W1.4 WWF <br />DESIGN CONCRETE STRENGTH <br />IS 3000 PSI @ 28 DAYS SECTION <br />SCALE 1" =3' A <br />RIPRAP LAYER ON OUTLET <br />CHANNEL BOTTOM AND SIDES <br />(GRADATION UNKNOWN) <br />TOP OF POND WEST <br />FACILITY MATCHES <br />_EXISTING GROUND r- 45' <br />SEE SEDIMENT POND 2 <br />PLAN VIEW DRAWING <br />FOR FINAL GRADING <br />IN THIS AREA SOUTH <br />eon„ I~ 34' <br />SPILLWAY DETAILS <br />REVISED POND BOTTOM EL. 4764.5 <br />EXISTING GROUND SOUTH <br />MATCHES TOP OF <br />POND FACILITY 38.5' <br />---- --- - - - -- EL. 4775 <br />"ARIZONA" CROSSI <br />REVISED POND BOTTOM EL. 4764.5 m; <br />EL. 4779.5 <br />217' <br />EXISTING GRADE <br />ORIGINAL DESIGN <br />BOTTOM OF POND <br />EL. ®4767.5 <br />(BOTTOM OF ENLARGE <br />POND EL. ®4764.5; <br />SEE SECTION G) <br />NOTE: <br />SECTIONS A, B, & C PER <br />COORS ENERGY COMPANY <br />10' <br />TYPE L <br />RIPRAP <br />24" THICK <br />OVERFLOW SECTION <br />315' <br />15' � (� <br />w <br />EL. 4780 <br />7 Oq' <br />FOR DUGOUT POND <br />SECTION <br />SCALE 1" 10, E <br />SECTION F <br />SCALE 1"=20' <br />.N <br />SECTION G <br />SCALE 1 " =20' <br />SECTION H <br />SCALE 1" =20' <br />C) J lY <br />p�WE:> <br />NORTH <br />33' 5'�- <br />3 . 477 <br />NORTH <br />5'�- <br />0 3 <br />EL. 4775 <br />POND CROSS SECTIONS <br />24' -0" <br />3 <br />1 <br />SECTION <br />SCALE 1 " =3' B <br />TYPICAL SLOPED <br />DITCH SIDE SLOPE <br />EXISTING <br />GROUND <br />TYPE L RIPRAP <br />TRANSITION ZONE; <br />TRANSITION ZONE L <br />SIDE SLOPES ARE <br />4:1 TO FLAT <br />EL. 4775 <br />DUGOUT POND <br />TOP WIDTH (TW) <br />OF DITCH OUTFALL <br />1 p <br />SECTION <br />SCALE 1 " =3' D <br />GRADE EL. ®4775 MIN. <br />EMBANKMENT SECTION <br />EXISTING <br />GROUND <br />TOP OF POND <br />EL. 04775 MIN. <br />REFER TO SEDIMENT POND 2 <br />PLAN VIEW DRAWING FOR <br />RIPRAP LIMITS <br />BOTTOM OF POND <br />EL. ®4764.5 <br />TYPICAL RIPRAP PROTECTION ON POND SIDE SLOPES <br />AT DITCH OUTFALL LOCATIONS <br />EAST <br />33' 5'�-- <br />3 EL. 4775 <br />NOTES: <br />1) DEPTH OF ENLARGED POND FACILITY IS 9 FEET BELOW <br />SPILLWAY INVERT. <br />2) SEDIMENT POND 2, "ARIZONA" CROSSING, AND ALL <br />DIVERSION DITCHES ARE ROUTINELY CHECKED FOR <br />EROSION AND SEDIMENTATION AND CLEANED OUT AND <br />MAINTAINED BY COORS ENERGY, AS NECESSARY. <br />CLASSIFICATION AND GRADATION OF ORDINARY RIPRAP <br />RIPRAP <br />% SMALLER THAN <br />INTERMEDIATE ROCK <br />D50* <br />DESIGNATION <br />GIVEN SIZE <br />DIMENSION <br />BY WEIGHT <br />(INCHES) <br />(INCHES) <br />70 -100 <br />15 <br />TYPE L <br />50 -70 <br />12 <br />35 -50 <br />9 <br />9 <br />2 -10 <br />3 <br />D50 *= MEAN PARTICLE SIZE <br />