2000-03-24_REVISION - M1980244 (43)

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Z - 0 0 o c A ty E3 Qv t / o va_ 10200 111 u/I J 1 — ±— — Z VLF PLAN VlCW 26 CIRCULAR FAILURE STATIC F.O.S. = 1.5 I ' PSEUDO— STATIC F.O.S. (0.14g) = 1.1 LI 10200 10000 Ci w w z 9800 F J W �'I:IIIII 9400 %11 [1II11 C' / O 1.6 / 4 1 F 0 // WEDGE FAILURE / STATIC F.O.S. = 1.6 / PSEUDO— STATIC F.O.S. (0.14g) = 1.1 t r. TRANSLATIONAL FAILURE STATIC F.O.S. = 1.5 PSEUDO — STATIC F.O.S. (0.14g) = 1.1 10200 10000 IrB 26 , tL z 9600 I00 o I � � I 1 9400 E,38000 600 800 1000 1200 1400 1600 1800 1800 HORIZONTAL DISTANCE (FEET) Scale in Feet tl I3 CRITICAL STABILITY B -5' 0 100 200 400 C 26 1 ° = 200 feet 9200 :111 0 200 10200 10200 10000 10000 LU IaJ GEOMEMBRANE, UNLESS OTHERWISE NOTED. CIRCULAR FAILURE z 9800 zo 9800 STATIC F.O.S. = 1.8 p TO CONSIST OF EITHER COMPETENT BEDROCK PSEUDO— STATIC w W F.O.S. (0.148) = 1.3 9600 (SECT. B —B', C —C', D —D') ASSUMED A 10 TO 15 CRESSON ORE J W 0 / !�i 9600 38 - _=II:= LI 10200 10000 Ci w w z 9800 F J W �'I:IIIII 9400 %11 [1II11 C' / O 1.6 / 4 1 F 0 // WEDGE FAILURE / STATIC F.O.S. = 1.6 / PSEUDO— STATIC F.O.S. (0.14g) = 1.1 t r. TRANSLATIONAL FAILURE STATIC F.O.S. = 1.5 PSEUDO — STATIC F.O.S. (0.14g) = 1.1 10200 10000 IrB 26 , tL z 9600 I00 o I � � I 1 9400 E,38000 600 800 1000 1200 1400 1600 1800 1800 HORIZONTAL DISTANCE (FEET) Scale in Feet tl I3 CRITICAL STABILITY B -5' 0 100 200 400 C 26 1 ° = 200 feet 9200 :111 0 200 10200 10200 10000 10000 LU IaJ GEOMEMBRANE, UNLESS OTHERWISE NOTED. U- 9800 o zo 9800 SUBGRADE NEAR SECTION A —A' WAS ASSUMED FOUNDATION SOIL TO CONSIST OF EITHER COMPETENT BEDROCK 0 w W 9600 9600 9400 9400 200 400 600 800 1000 1200 1400 1600 1800 HORIZONTAL DISTANCE (FEET) Scale in Feet D CRITICAL STABILITY D —D` 0 100 200 400 26 1" = 200 feet 2000 2200 +�L1;IA1 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 HORIZONTAL DISTANCE (FEET) Scale in Feet A CRITICAL STABILITY A —b` o , 00 zoo 400 ," = 200 feet 26 0 200 10200 10000 �J w W v 9800 zo Q J W 9600 9400 EllI/1 .11 800 1000 1200 1400 1600 1800 HORIZONTAL DISTANCE (FEET) Scale in Feet CRITICAL STABILITY C —C 0 100 200 400 1" = 200 feet ENGINEER'S STAMP C.>w� �v •�• �J 10200 1111, v 9600 z a di 9400 2800 3000 3200 3400 10200 10000 w 9600 z O a 9400 9200 •111 .11 LEGEND ORE TOPOGRAPHY DURING OPERATIONS PHASE IV SOIL LINER EXISTING NATIVE TOPOGRAPHY NOTE: 1. PIEZOMETRIC LEVEL MODELED AS 1' OVER COHESION (PSF) GEOMEMBRANE, UNLESS OTHERWISE NOTED. 2. F.O.S. = FACTOR OF SAFETY 3. SUBGRADE NEAR SECTION A —A' WAS ASSUMED FOUNDATION SOIL TO CONSIST OF EITHER COMPETENT BEDROCK 0 MATERIALS, CLEAN GRANULAR NATIVE SOILS OR TEXTURED GEOMEMBRANE /SOIL LINER FILL INTERFACE (PHASE IV) STRUCTURAL FILL. NORTHERN STABILITY SECTIONS 0 (SECT. B —B', C —C', D —D') ASSUMED A 10 TO 15 CRESSON ORE FOOT LAYER OF FINE — GRAINED NATIVE - MATER1A11 0 FILL OVERLAYING BEDROCK. "" -� STRUCTURAL FILL USED FOR SADDLE BERMS AND MASS FILLS 38 Permit # M- 1980 -244 6 Amendemenl No. 8 March 29. 2000 24 SYMBOL SOIL OR INTERFACE FRICTION ANGLE (DEGREES) COHESION (PSF) 1 BEDROCK 40 0 2 FOUNDATION SOIL 26 0 3 TEXTURED GEOMEMBRANE /SOIL LINER FILL INTERFACE (PHASE IV) 18 0 4 CRESSON ORE 40 0 5 STRUCTURAL FILL USED FOR SADDLE BERMS AND MASS FILLS 38 0 6 SMOOTH GEOMEMBRANE /SOIL LINER FILL INTERFACE (PHASE 1) 24 100 7 TEXTURED GEOMEMBRANE /SOIL LINER FILL INTERFACE (PHASE II) BENTONITE AMENDED SOIL LINER FILL 1 15 1600 8 TEXTURED GEOMEMBRANE /SOIL LINER FILL INTERFACE (PHASE III) 18 0 NO. REVISION DESCRIPTION ISSUED FOR PERMIT ISSUED FOR CLIENT REVIEW APPROVED DATE BY CHKD AP'VD IS NAND WRFTTCN CC Cripple Crecl: & Victor Gold GX�9Q Company &`r Crescon Project A Joint Venture — AngloCold (Colorado) Corp., Monoaer — TITLE PHASE IV IIIIIIi11119529 1111111M CRITICAL STABUTY PLAN AND CROSS SECTIONS _ DRAWN RB Dais FEB. 2000 G- ,, cescssD GE :toB No. 993 -2099 REVIEWED JFL DIGITAL No. D027 _ APPROVED JFL 3/22/00 SCALE AS SHOWN DRG p 1REV#B vunNS /vnxlDBn_nrw� rsv. lnnn�oas_�nBn 2099D027 2Q