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FINAL SOIL LINER FILL <br />SUBGRADE SURFACE <br />- t RU`(T Rb,L �ICL AS "REdUkD TO <br />< ,� ACHIEyf OIL LINE` ,FLL EL:EVI(T10N" <br />>� <br />�O ;qp, <br />7' MINIMUM �^K 5H-1V MINIMUM <br />3' MINIMUM CONCRETE :' COMPETENT <br />PLUG BEDROCK AS <br />APPROVED BY <br />ENGINEER <br />COMPACTED TOP <br />LAYER <br />7 SHAFT STOPE REMEDIATION DETAIL <br />A470 <br />SHAFT/STOPE REMEDIATION NOTES: <br />1. ROCK SURFACE WITHIN SHAFT SHALL BE SCALED TO REMOVE <br />LOOSE MATERIAL PRIOR TO CONCRETE PLUG AND CEMENTED <br />ROCKFILL PLACEMENT. <br />2. CONTRACTOR TO CONSTRUCT 7' MINIMUM CEMENTED ROCKFILL <br />IN EITHER COMPETENT BEDROCK OR SURFICIAL SOILS. <br />3. CONTRACTOR TO EXCAVATE PREVIOUSLY COLLAPSED <br />SHAFTS/STOPES TO APPROXIMATELY 25' BELOW FINAL SOIL <br />LINE FILL SUBGRADE SURFACE. <br />4. COMPACTION OF TOP LAYER OF COARSE SHAFT BACKFILL TO <br />BE METHOD SPECIFICATION APPROVED BY THE ENGINEER. <br />4A47 <br />0 <br />------ -z <br />FINAL SOIL LINER FILL <br />SUBGRADE SURFACE <br />SURFICIAL — <br />` <br />SOILS <br />�ELE,CY <br />—_ S�R�, 1:aQL 1 C <br />25' MAXIMUM "`_—FI� <br />COMPETENT <br />1 <br />BEDROCK AS <br />APPROVED BY <br />% <br />ENGINEER <br />\ <br />INTACT <br />BEDROCK <br />OR <br />SURFICIAL <br />_I SOILS <br />$ELEV,� r , <br />ST�\GCT� RAL_ - <br />25' MAXIMUM FI114 " <br />INTACT <br />BEDROCK <br />/ 8 \SHALLOW SHAFT REMEDIATION DETAIL <br />� <br />SHALLOW SHAFT REMEDIATION NOTES: <br />1. COMPACT SELECT STRUCTURAL FILL USING METHOD SPECIFICATION <br />APPROVED BY THE ENGINEER. <br />2. SELECT STRUCTURAL FILL MAY BE REPLACED WITH STRUCTRUAL FILL <br />PER THE PROJECT SPECIFICATIONS. <br />FINAL SOIL LINER FILL SUBGRADE <br />SURFACE OR EXISTING GROUND <br />-- SURFACE WHICHEVER IS LOWER <br />- <br />COARSE SHAFT BACKFILL OR STRUCTURAL <br />FILL DEPENDING ON SLOT SIZE (BY <br />ENGINEER) <br />2' TO 3' TYPICAL <br />(NOT TO EXCEED 4') <br />rtlo-- <br />OPEN MINED SLOT REMEDIATION DETAIL <br />70 <br />50 <br />FINAL SOIL LINER FILL <br />SUBGRADE SURFACE GEOGRID CAP <br />SEE D AIL <br />15' MAXIMUM SURFICIAL SOILS <br />J� <br />OPEN MINE LATERAL <br />OR INCLINE <br />11 <br />470 <br />FINAL SOIL LINER FILL <br />— — — SUBGRADE SURFACE <br />A OR <br />BLASTED CROWN <br />PILLAR <br />FINAL SOIL LINER FILL <br />SUBGRADE SURFACE <br />FLOWABLE FILL <br />DELIVERY BOREHOLE <br />5' TYP. <br />LOW COMPRESSIBILITY <br />FLOWABLE FILL <br />PRIOR TO REMEDIATION POST REMEDIATION CONFIGURATION <br />9 OPEN LATERAL REMEDIATION DETAIL <br />A470 <br />EXISTING GROUND SURFACE OR SOIL LINER FILL <br />SUBGRADE SURFACE - WHICHEVER IS LOWER <br />FIRST LAYER OF UX1700HS OR EQUIVALENT <br />GEOGRID (INSTALLED APPROXAMATELY 6" MINIMUM SELECT STRUCTURAL FILL <br />PARALLEL TO SLOPE DIRECTION) <br />6" MINIMUM SELECT STRUCTURAL FILL <br />FIRST LAYER OF UX1700HS OR EQUIVALENT <br />GEOGRID (INSTALLED APPROXAMATELY 6" MINIMUM SELECT STRUCTURAL FILL <br />PARALLEL TO SLOPE DIRECTION) <br />FIRST LAYER OF UX1700HS OR EQUIVALENT <br />GEOGRID (INSTALLED APPROXAMATELY COMPACTED FOUNDATION MATERIAL -, <br />PARALLEL TO SLOPE DIRECTION) <br />-'�GEOGRID CAP INSTALLATION DETAIL (TYP. <br />U <br />GEOGRID CAP INSTALLATION NOTES: <br />1. CONTRACTOR TO INSTALL DIRECTION OF MAXIMUM STRENGTH FOR THE <br />SECOND LAYER OF UX1700HS OR EQUIVALENT HS GEOGRID TRANSVERSE TO <br />THE DIRECTION OF MAXIMUM STRENGTH FOR THE FIRST LAYER OF <br />UX1700HS GEOGRID. <br />2. A THIRD GEOGRID LAYER MAY BE ADDED IN AREAS UNDER HIGH NORMAL 'E* <br />•LOAD. AREAS REQUIRING THIRD GEOGRID WILL BE DETERMINED DURING REMEDIATION. <br />3. GEOGRID CAP TO EXTEND MINIMUM 15 FEET BEYOND MINE WORKING LIMIT. ' ? <br />�oa''1-AR <br />z <br />SSJ0NAL <br />