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12 OZ. /YD2 NONWOVEN <br />GEOTEXTILE (2' MIN. <br />OVERLAP) __\ <br />UNDERDRAIN FILL <br />DEPTH OF STRUCTURAL FILL REQUIRED <br />TO ACHIEVE SOIL LINER FILL SUBGRADE. <br />ELEVATION VARIES <br />5' MIN. <br />6" MIN. SELECT STRUCTURAL <br />FILL <br />z_ <br />l� <br />GRADE VARIES <br />COMPETENT SUBGRADE AS <br />APPROVED BY ENGINEER <br />I i <br />NOTES: <br />1. CONFIGURATION OF UNDERDRAIN TRENCHES MAY BE MODIFIED <br />PROVIDED MINIMUM CROSS SECTIONAL AREA SHOWN ABOVE IS <br />ACHIEVED. <br />2. UNDERDRAIN SHALL BE INSTALLED ON A MINIMUM 1.0% <br />GRADE. <br />PRIMARY UNDERDRAIN TYPICAL DETAIL <br />NOT TO SCALE <br />12" DIA. PCPE f13 <br />PIPE (PROJECTED TO <br />SECTION) 1 <br />VARIES <br />5' 20' <br />125 20' TYP. " <br />1 � <br />SPILLWAY NOTE 3 <br />BOTTOM 5' <br />(CONCRETE) _ CONCRETE <br />NATURAL SUBGRADE <br />OR STRUCTURAL FILL) <br />NOTES: <br />1. ANCHOR GEOMEMBRANE A MINIMUM OF 20' FROM EDGE OF UNDERDRAIN SUMP. <br />2. CONCRETE TO BE 6" THICK AND REINFORCED WITH 4 "x4" STEEL MESH. <br />3. OVERLAP GEOMEMBRANE A MINIMUM OF 5' DVER CONCRETE. <br />PHASE IV UNDERDRAIN SUMP SECTION <br />o � <br />o <br />; <br />KFI4( <br />0 <br />o 0 <br />U TU <br />8/30/02 <br />12 OZ. /YD2 NONWOVEN <br />m <br />z <br />6/9/00 <br />> m <br />JMJ <br />g <br />on <br />OVERLAP) <br />GE <br />o0 <br />t O S <br />�Q O <br />M <br />PRIMARY <br />�- <br />N S <br />UNDERDRAIN FILL <br />— <br />� <br />70N3 <br />0 V_J <br />z <br />- <br />z. <br />z <br />ooh <br />BEDDING FILL <br />E 0..V <br />o82m <br />IF THE ABOVE <br />BAR DOES <br />zDa ` <br />NOT SCALE 1 <br />INCH THE <br />0 <br />DRAINING SCALE <br />IS ALTERED <br />� J J <br />NOT TO SCALE <br />12 OZ. /YD2 NONWOVEN <br />GEOTEXTILE (2' MIN. <br />OVERLAP) <br />DEPTH OF STRUCTURAL FILL REQUIRED <br />TO ACHIEVE SOIL LINER FILL SUBGRADE. <br />ELEVATION VARIES <br />6" MIN. SELECT STRUCTURAL <br />FILL <br />I I <br />NOTES: <br />1. CONFIGURATION OF UNDERDRAIN TRENCHES MAY BE MODIFIED <br />PROVIDED MINIMUM CROSS SECTIONAL AREA SHOWN ABOVE IS <br />ACHIEVED. <br />2, UNDERDRAIN SHALL BE INSTALLED ON A MINIMUM 1.0% <br />GRADE. <br />SECONDARY UNDERDRAIN TYPICAL DETAIL <br />NOT TO SCALE <br />1, TYP. <br />7 <br />6" MIN. SELECT <br />STRUCTURAL FILL <br />EOMEMBRANE <br />12" DIA. PCPE PIPE <br />12 OZ. /YD2 NONWOVEN <br />GEOTEXTILE (2' MIN. <br />OVERLAP) --\ <br />UNDERDRAIN FILL <br />DEPTH OF STRUCTURAL FILL REQUIRED <br />TO ACHIEVE SOIL LINER FILL SUBGRADE. <br />ELEVATION VARIES <br />6" MIN. SELECT STRUCTURAL <br />FILL <br />Iz <br />IN <br />GRADE VARIES <br />COMPETENT SUBGRADE AS <br />APPROVED BY ENGINEER <br />NOTES: <br />1. CONFIGURATION OF UNDERDRAIN TRENCHES MAY BE MODIFIED <br />PROVIDED MINIMUM CROSS SECTIONAL AREA SHOWN ABOVE IS <br />ACHIEVED. <br />2. TERTIARY UNDERDRAINS SHALL BE INSTALLED IN THE AREAS OF THE VALLEY <br />LEACH FACILITY WHERE SEEPS OCCUR OUTSIDE OF THE TOPOGRAPHIC LOW <br />POINTS. INSTALLATION SHALL BE APPROVED BY THE ENGINEER. <br />3. UNDERDRAIN SHALL BE INSTALLED ON A MINIMUM 1.0% <br />GRADE. <br />TERTIARY UNDERDRAIN TYPICAL DETAIL <br />PHASE IV UNDERDRAIN DISCHARGE PIPE TRANSITION DETAIL <br />NOT TO SCALE <br />NOT TO SCALE <br />ACCESS ROAD <br />15' TYP. <br />DISCHARGE AWAY <br />FROM VLF <br />CPE PIPE <br />PI -IACF= IV I lklnF=9ZF197fAlAI CI lKAP PI AAI VIGW <br />4' MIN. DRAIN COVER <br />FILL FROM NON- 80 MIL TEXTURED <br />LEACHED ORE (TEXTURE FACE DOWN) <br />I LLDPE GEOMEMBRANE <br />2' MIN. STRUCTURAL 1L ` -�\ <br />FILL BERM OR 2.5 MIN <br />NATURAL GROUND -- <br />END UNDERDRAIN - <br />BELOW ANCHOR TRENCH <br />INTERIM UNDERDRAIN TERMINATION <br />NOT TO SCALE <br />2' MIN. DRAIN <br />COVER FILL <br />_ 1' MIN. SOIL <br />LINER FILL <br />MIN. UNDERDRAIN <br />DEPTH SEE DETAILS 1' 2 3 <br />UNDERDRAIN FILL <br />80 MIL TEXTURED 3' MIN. OVERLAP - EXTRUSION 2 MIN. DRAIN <br />(TEXTURE FACE DOWN) WELD COVER FILL <br />LLDPE GEOMEMBRANE <br />1' MIN. <br />SOIL LINER FILL <br />UNDERDRAIN FILL DEPTH USEDEE DETAIILS 1' 3 <br />NATURAL GROUND NOTE: UNDERDRAIN CONTINUATION SHOWN FOR THE TEMPORARY <br />CONTINUATION OF UNDERDRAIN PHASE IVa BOUNDARY. IF UNDERDRAIN TO BE CONTUNUED <br />AT THE PHASE IVb BOUNDARY, THE LINER CONNECTION <br />(2) TEMPORARY UNDERDRAIN TERMINATION WILL BE SIMILAR TO e <br />17 <br />C 13 1 NOT TO SCALE <br />ENGINEER'S STAMP N0. REVISION DESCRIPTION THIS DRAWING IS NOT APPROVED DATE BY CHKD AP'VD NO. REVISION DESCRIPTION THIS DRAWING IS NOT APPROVED DATE BY CHKD AP'VD <br />UNLESS LAST REVISION t5 HAND 1lRITTEN UNLESS LAST REVISION IS HAND WRITTEN <br />`` p0 REG /S T �:; <br />U ° <br />i �[s• <br />�i��i� SSlO N Al <br />2004 RECORD DRAWING <br />2003 RECORD DRAWING <br />2002 RECORD DRAWING <br />ISSUED FOR CONSTRUCTION <br />ISSUED DRAFT <br />10/16/03 <br />KFI4( <br />JFL <br />8/30/02 <br />12 OZ. /YD2 NONWOVEN <br />GE <br />z <br />6/9/00 <br />GEOTEXTILE (2' MIN. <br />JMJ <br />g <br />5/ 25/00 <br />OVERLAP) <br />GE <br />GE <br />M <br />PRIMARY <br />�- <br />UNDERDRAIN <br />UNDERDRAIN FILL <br />— <br />z <br />BEDDING FILL <br />N <br />3' <br />5' MIN. <br />EOMEMBRANE <br />12" DIA. PCPE PIPE <br />12 OZ. /YD2 NONWOVEN <br />GEOTEXTILE (2' MIN. <br />OVERLAP) --\ <br />UNDERDRAIN FILL <br />DEPTH OF STRUCTURAL FILL REQUIRED <br />TO ACHIEVE SOIL LINER FILL SUBGRADE. <br />ELEVATION VARIES <br />6" MIN. SELECT STRUCTURAL <br />FILL <br />Iz <br />IN <br />GRADE VARIES <br />COMPETENT SUBGRADE AS <br />APPROVED BY ENGINEER <br />NOTES: <br />1. CONFIGURATION OF UNDERDRAIN TRENCHES MAY BE MODIFIED <br />PROVIDED MINIMUM CROSS SECTIONAL AREA SHOWN ABOVE IS <br />ACHIEVED. <br />2. TERTIARY UNDERDRAINS SHALL BE INSTALLED IN THE AREAS OF THE VALLEY <br />LEACH FACILITY WHERE SEEPS OCCUR OUTSIDE OF THE TOPOGRAPHIC LOW <br />POINTS. INSTALLATION SHALL BE APPROVED BY THE ENGINEER. <br />3. UNDERDRAIN SHALL BE INSTALLED ON A MINIMUM 1.0% <br />GRADE. <br />TERTIARY UNDERDRAIN TYPICAL DETAIL <br />PHASE IV UNDERDRAIN DISCHARGE PIPE TRANSITION DETAIL <br />NOT TO SCALE <br />NOT TO SCALE <br />ACCESS ROAD <br />15' TYP. <br />DISCHARGE AWAY <br />FROM VLF <br />CPE PIPE <br />PI -IACF= IV I lklnF=9ZF197fAlAI CI lKAP PI AAI VIGW <br />4' MIN. DRAIN COVER <br />FILL FROM NON- 80 MIL TEXTURED <br />LEACHED ORE (TEXTURE FACE DOWN) <br />I LLDPE GEOMEMBRANE <br />2' MIN. STRUCTURAL 1L ` -�\ <br />FILL BERM OR 2.5 MIN <br />NATURAL GROUND -- <br />END UNDERDRAIN - <br />BELOW ANCHOR TRENCH <br />INTERIM UNDERDRAIN TERMINATION <br />NOT TO SCALE <br />2' MIN. DRAIN <br />COVER FILL <br />_ 1' MIN. SOIL <br />LINER FILL <br />MIN. UNDERDRAIN <br />DEPTH SEE DETAILS 1' 2 3 <br />UNDERDRAIN FILL <br />80 MIL TEXTURED 3' MIN. OVERLAP - EXTRUSION 2 MIN. DRAIN <br />(TEXTURE FACE DOWN) WELD COVER FILL <br />LLDPE GEOMEMBRANE <br />1' MIN. <br />SOIL LINER FILL <br />UNDERDRAIN FILL DEPTH USEDEE DETAIILS 1' 3 <br />NATURAL GROUND NOTE: UNDERDRAIN CONTINUATION SHOWN FOR THE TEMPORARY <br />CONTINUATION OF UNDERDRAIN PHASE IVa BOUNDARY. IF UNDERDRAIN TO BE CONTUNUED <br />AT THE PHASE IVb BOUNDARY, THE LINER CONNECTION <br />(2) TEMPORARY UNDERDRAIN TERMINATION WILL BE SIMILAR TO e <br />17 <br />C 13 1 NOT TO SCALE <br />ENGINEER'S STAMP N0. REVISION DESCRIPTION THIS DRAWING IS NOT APPROVED DATE BY CHKD AP'VD NO. REVISION DESCRIPTION THIS DRAWING IS NOT APPROVED DATE BY CHKD AP'VD <br />UNLESS LAST REVISION t5 HAND 1lRITTEN UNLESS LAST REVISION IS HAND WRITTEN <br />`` p0 REG /S T �:; <br />U ° <br />i �[s• <br />�i��i� SSlO N Al <br />2004 RECORD DRAWING <br />2003 RECORD DRAWING <br />2002 RECORD DRAWING <br />ISSUED FOR CONSTRUCTION <br />ISSUED DRAFT <br />10/16/03 <br />KFI4( <br />JFL <br />8/30/02 <br />GE <br />JFL <br />6/9/00 <br />JRJ <br />JMJ <br />JFL <br />5/ 25/00 <br />GE <br />GE <br />,CLIENT DATE <br />PRINT ISSUE RECORD <br />ME <br />CC Cripple Creek & Victor Gold Mining Company <br />g� Cresson Project <br />QG A Joint Venture — AngloGold (Colorodo) Corp., Manager <br />PHASE IV <br />UNDERDRAIN DETAILS <br />44 UNION BLV <br />PHONE: <br />300, LAKEWOOD, COLORADO 00228 <br />No - JUNL, 2UU1 <br />CHECKED GE JOB NO. 003 -2142 <br />REVIEWED GE DIGITAL NO. D035 <br />APPROVED JFL <br />SCALE AS SHOWN DOG M� <br />FILE NO. 2142DO35 13 3 <br />