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z <br />URFlCIAL <br />SOILS <br />7' MINIMUM <br />1 <br />3' MINIMUM <br />1 <br />FINAL SOIL LINER <br />FILL SURFACE <br />y STRUCTURAL FILL AS REQUIRED <br />_ TO ACHIEVE SOIL LINER FILL <br />ELEVATION <br />A <br />COMPACTED \ <br />CEMENTED ' <br />ROCKFILL i 0.5H : 1V MINIMUM <br />COMPETENT <br />CONCRETE BEDROCK AS <br />PLUG APPROVED EER <br />COARSE SHAFT �`... <br />BACKFILL <br />- COMPACTED TOP LAYER <br />/ V^ <br />REMEDIATION NOTES: <br />1. ROCK SURFACE WITHIN SHAFT SHALL BE SCALED TO REMOVE <br />LOOSE MATERIAL PRIOR TO CONCRETE PLUG AND CEMENTED <br />ROCKFlLL 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 />15 <br />18 <br />FINAL SOIL LINER FILL <br />SUBGRADE SURFACE <br />25' MAXIMUM <br />OR <br />SURFlCIAL <br />SOILS <br />.SELECT �, >:.;'•� <br />25' MAX. e • �. * e ,• STRUCTURAL; - i +.,' 'a <br />•r, 4:�•� ��,( FILL J ". "`'f: +. +j' <br />INTACT BEDROCK <br />REMEDIATION NOTES: <br />1. COMPACT SELECT STRUCTURAL FILL USING METHOD <br />SPECIFICATION APPROVED BY THE ENGINEER, <br />2. STRUCTURAL FILL MAY BE ALSO USED AS BACKFlLL WHEN <br />PLACED AS COMPACTED FILL. <br />3 )SHALLOP SHAFT REMEDIATION DETAIL <br />NTS <br />50 MAXIMUM <br />SECOND LAYER OF UX1700HS OR EQUIVALENT GEOGRID <br />(INSTALLED APPROXIMATELY PARALLEL TO SLOPE DIRECTION) <br />FINAL SOIL LINER FILL SUBGRADE SECOND LAYER OF UX1700HS OR EQUIVALENT GEOGRID <br />SURFACE OR EXISTING GROUND SURFACE (INSTALLED APPROXIMATELY PARALLEL TO SLOPE DIRECTION) <br />WHICHEVER IS LOWER <br />COARSE SHAFT BACKFILL <br />% OR STRUCTURAL FILL <br />DEPENDING ON SLOT SIZE <br />r <br />2' TO 3' TYPICAL <br />-- (NOT TO EXCEED 4FT.) <br />MINED SLOT REMEDIATION DETAIL <br />NTS <br />/ FINAL SOIL <br />15' MAXIMUM LINER FILL <br />SUBGRADE <br />SURFACE <br />SURFlCIAL <br />SOILS <br />3� <br />0 <br />oa <br />i'j <br />OPEN MINE <br />LATERAL OR <br />INCLINE <br />PRIOR TO REMEDIATION <br />- GEOGRID CAP <br />SEE DETAIL 16 <br />70 <br />EXISTING GROUND SURFACE OR <br />SOIL LINER FILL SUBGRADE SURFACE — WHICHEVER IS LOWER <br />6" MINIMUM SELECT STRUCTURAL FILL <br />6' MINIMUM SELECT STRUCTURAL FILL <br />\ COMPACTED FOUNDATION MATERIAL, <br />FINAL SOIL <br />LINER FILL <br />SUBGRADE <br />SURFACE <br />r <br />BLASTED CROWN PILLAR <br />5' T . <br />1 <br />POST REMEDIATION CONFIGURATION <br />LATERAL REMEDIATION DETAIL <br />NTS <br />REMEDIATION NOTES: <br />1. CONTRACTOR TO INSTALL DIRECTION OF MAXIMUM STRENGTH FOR THE SECOND LAYER OF UX1700HS OR EQUIVALENT HS <br />GEOGRID TRANSVERSE TO THE DIRECTION OF MAXIMUM STRENGTH FOR THE FIRST LAYER OF UX1700HS GEOGRID. <br />2. A THIRD GEOGRID LAYER MAY BE ADDED IN AREAS UNDER HIGH NORMAL LOAD. AREAS REQUIRING THIRD GEOGRID WILL <br />BE DETERMINED DURING REMEDIATION. <br />3. GEOGRID CAP TO EXTEND MINIMUM 15 FEET BEYOND MINE WORKING LIMIT. <br />:iE <br />111 :4mo <br />\p <br />FINAL SOIL <br />LINER FILL <br />SUBGRADE <br />SURFACE <br />FLOWABLE FILL <br />DELIVERY <br />BOREHOLE <br />LOW COMPRESSIBILITY <br />FLOWABLE FILL <br />�� - •. <br />SURFlCWL <br />SOILS <br />'^n <br />� '.- <br />,1 <br />� ... <br />T <br />COMPETENT <br />p ��r', <br />BEDROCK AS <br />;'�;; <br />APPROVED <br />BY <br />ENGINEER <br />INTACT BEDROCK <br />OR <br />SURFlCIAL <br />SOILS <br />.SELECT �, >:.;'•� <br />25' MAX. e • �. * e ,• STRUCTURAL; - i +.,' 'a <br />•r, 4:�•� ��,( FILL J ". "`'f: +. +j' <br />INTACT BEDROCK <br />REMEDIATION NOTES: <br />1. COMPACT SELECT STRUCTURAL FILL USING METHOD <br />SPECIFICATION APPROVED BY THE ENGINEER, <br />2. STRUCTURAL FILL MAY BE ALSO USED AS BACKFlLL WHEN <br />PLACED AS COMPACTED FILL. <br />3 )SHALLOP SHAFT REMEDIATION DETAIL <br />NTS <br />50 MAXIMUM <br />SECOND LAYER OF UX1700HS OR EQUIVALENT GEOGRID <br />(INSTALLED APPROXIMATELY PARALLEL TO SLOPE DIRECTION) <br />FINAL SOIL LINER FILL SUBGRADE SECOND LAYER OF UX1700HS OR EQUIVALENT GEOGRID <br />SURFACE OR EXISTING GROUND SURFACE (INSTALLED APPROXIMATELY PARALLEL TO SLOPE DIRECTION) <br />WHICHEVER IS LOWER <br />COARSE SHAFT BACKFILL <br />% OR STRUCTURAL FILL <br />DEPENDING ON SLOT SIZE <br />r <br />2' TO 3' TYPICAL <br />-- (NOT TO EXCEED 4FT.) <br />MINED SLOT REMEDIATION DETAIL <br />NTS <br />/ FINAL SOIL <br />15' MAXIMUM LINER FILL <br />SUBGRADE <br />SURFACE <br />SURFlCIAL <br />SOILS <br />3� <br />0 <br />oa <br />i'j <br />OPEN MINE <br />LATERAL OR <br />INCLINE <br />PRIOR TO REMEDIATION <br />- GEOGRID CAP <br />SEE DETAIL 16 <br />70 <br />EXISTING GROUND SURFACE OR <br />SOIL LINER FILL SUBGRADE SURFACE — WHICHEVER IS LOWER <br />6" MINIMUM SELECT STRUCTURAL FILL <br />6' MINIMUM SELECT STRUCTURAL FILL <br />\ COMPACTED FOUNDATION MATERIAL, <br />FINAL SOIL <br />LINER FILL <br />SUBGRADE <br />SURFACE <br />r <br />BLASTED CROWN PILLAR <br />5' T . <br />1 <br />POST REMEDIATION CONFIGURATION <br />LATERAL REMEDIATION DETAIL <br />NTS <br />REMEDIATION NOTES: <br />1. CONTRACTOR TO INSTALL DIRECTION OF MAXIMUM STRENGTH FOR THE SECOND LAYER OF UX1700HS OR EQUIVALENT HS <br />GEOGRID TRANSVERSE TO THE DIRECTION OF MAXIMUM STRENGTH FOR THE FIRST LAYER OF UX1700HS GEOGRID. <br />2. A THIRD GEOGRID LAYER MAY BE ADDED IN AREAS UNDER HIGH NORMAL LOAD. AREAS REQUIRING THIRD GEOGRID WILL <br />BE DETERMINED DURING REMEDIATION. <br />3. GEOGRID CAP TO EXTEND MINIMUM 15 FEET BEYOND MINE WORKING LIMIT. <br />:iE <br />111 :4mo <br />\p <br />FINAL SOIL <br />LINER FILL <br />SUBGRADE <br />SURFACE <br />FLOWABLE FILL <br />DELIVERY <br />BOREHOLE <br />LOW COMPRESSIBILITY <br />FLOWABLE FILL <br />