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ED <br /> CVOD <br /> MOD <br /> ZW r <br /> 5m R9T0 SECTION A-A'IRE FIGURE 31 <br /> 242 <br /> ] 9970,y^ <br /> CREST EL.-9962'. <br /> 3 N, <br /> LEGEND: <br /> O V` 69E0 COMPACTED Flll es" �:. DIRECTION AND RELATIVE DEGREE OF SEEPAGE FLOW <br /> C b W "'" '"'�"' (SILTY SAND,31NOY SILT SOYC .. <br /> W CLAY, SOME GRAV EI B COBBLES) L, 2 u DECREASING SIZE AND FREQUENCY <br /> V 2 TAILINGS �� / �+ \ 1 M _ _ OF ARROW INDICATES RELATIVELY <br /> LOWER PERMEABILITY AND LESS <br /> d N SHELL `1 �`CORE V) SHELL '2 —� SEEPAGE FLOW. <br /> O 9910 0 <br /> R910 ~ <br /> � y ' \ .ROCK MAIN . <br /> W PlImmilizi <br /> INTERIMEDDESANDY CLAY SILTY S D' a ^ BNO W <br /> AND <br /> m m' BBSO —^ -==�f 'R'�+•�� ��' TOP O!CREEOE!M Y. I . .y ; y. ,j. <br /> IxTERBF00ED SANDSTONE AND ''^"`ET !9]0 <br /> SILTSTONE UPPER S TO NI FEET <br /> W> SEVCTURED FATHERED AND - <br /> u p RR20 -__ - <br /> W 2 <br /> = n <br /> uQ DAM MODEL. - SECTION D-D' ' <br /> Lu ( SEE NOTE I) <br /> x DD <br /> Y ' <br /> m CIO <br /> 1 <br /> O <br /> �_. 2 NOTES, . <br /> _ QY I. PLAN LOCATION OF SECTION D-D SHOWN ON - <br /> 0 <br /> m FIGURE 1. EMBANKMENT DETAILS OBTAINED FROM <br /> p AS-BUILT CROSS-SECTIONS.INDME CTKNIS,STATION E 6.00. <br /> SUPPLIED BY ROMFSLKE. SUBSURFACE DETAILS <br /> GEM(fALl2C0 FROM eORIN6 LOGS. <br /> 9000 9000 2 THE SEVERELY JOINTED AND WEATHERED BEDROCK <br /> 13 MODELED AS AN ANISOTROPIC MATERIAL WITH <br /> MAXIMUM 21Ie STAGE POND LEVEL THE FOLLOWING a: BETWEEN♦00•AND-10•FROM <br /> THE HORIZONTAL n•29•; OUTSIDE THESE LIMITS <br /> 9970 ...ALLT4�..._...�..._... ��— 1\ CREST EL e973 >e <br /> elTo M • •. <br /> MAXIMUM let STAGE POND LEVEL \ <br /> O EL 93 ...�...��. CREST EL.9962 \ RAISED EMBANKMENT(¢W STAGE) . <br /> - <br /> EXISTING"NO LEVEL EXISTING <br /> 1- 11940 p EL.S9 EMBANKMENT \ <br /> CIO STAGE) \ S9A0 <br /> W \ W ' <br /> COMPACTED DAM FILL \ W <br /> „2- MATERIAL TV'( I \ '• . <br /> >t ` F•Ito Kr <br /> O SIHO j .>]• CHIMNEY i BLANKET 2 <br /> !•]OO yr DRAIN \\ PROPOSED BERM e910 F - <br /> f MAl[RIAL TTPE 2 - <br /> 1 i • MP[r f <br /> W ALLUV D <br /> IUM T • I••-30 y_. <br /> J MAT[RML TTP[) 11 <br /> _-„ W eBM } •ILO KI \ I APPROXIMATE OLOWSURF EXIST IMO NM w SEAL[ <br /> i • a0' '� \ GROUND SURFACE W 0 0 -� <br /> '' • O \\ \ L ]O O 30 GO FEET <br /> U) <br /> N 81130 <br /> ORK <br /> MATE �'YPE a JOINTED B WEATHERED saw <br /> IALL T FIGURE 8 <br /> y , 1•JDPOr BEDROCK <br /> CIOP • AR^ YATERML TYPE • (SEE MOTE 2) ' <br /> eezo s )Par - �oiE PNOTEI <br /> # 9eM GEOLOGIC AND STABILITY MODELS <br /> LOWER TAILINGS DAM <br /> a ANALYTICAL MODEL BULLDOG MOUNTAIN OPERATIONS <br /> PREPARED FOR <br /> HOMESTAKE MINING COMPANY <br /> CREEDE, COLORADO <br /> E I <br /> FF � <br /> I ID n�1�r,,"N1f <br /> ,'M�,. IIIIIIIIIIIIIIIIIIIIIIIIIIII!!Illii <br /> 19865 <br />