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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 EXISTING <br />GROUND. <br />4. COMPACTION OF TOP LAYER OF COARSE SHAFT BACKFILL TO <br />BE METHOD SPECIFICATION APPROVED BY THE ENGINEER. <br />1 SHAFT STOPE REMEDIATION DETAIL <br />NTS <br />EXISTING GROUND SURFACE <br />' . ' 4 -• °`fie l;,, - ,i '4e . \, t2(, � t'• <br />1 _ <br />:,< +, •?" Z— SURFICIAL <br />4 ' ' SOILS - -- <br />25' MAXIMUM L4� SELECT <br />STRUCTURALir <br />FILL <br />\yniv�/ <br />COMPETENT <br />�✓ ";'- • {;; `� BEDROCK AS <br />v/ APPROVED <br />BY ENGINEER <br />4. .' 'INTACT BEDROCK <br />OR <br />EXISTING GROUND SURFACE <br />vet +_�, ',i„• a �� �',',,,. F, j t ^, °MI •' i :',.1 f `t , L <br />a.A• ., typpi , "•i • °` r + J >.. t; rr . }>, • - 1 ` t a t• X.. <br />t• � W ' •,� $e P� y l °'\ � , li "(^ •,rte �W'Y6,` °', q <br />< , <br />.:ti ;��,'K, �'1,,1`. `r.�-� �� i 0°..t'�'•�.�I �y t�° ���� �i'e ''y s: <br />' :. ,Oy, `•' •.�.. '`'.'� ] 1 °' =•e` <br />is- <br />SELECT ^' „` <br />25' MAX. ef;: "' .' 0' �'1STRUCTURAL <br />° ]]] FILL <br />ir <br />.mow i1 s - n X <br />INTACT BEDROCK <br />REMEDIATION NOTES: <br />1. COMPACT SELECT STRUCTURAL FILL USING METHOD <br />SPECIFICATION APPROVED BY THE ENGINEER. <br />2. SELECT STRUCTURAL FILL MAY BE REPLACED WITH <br />STRUCTURAL FILL PER THE PROJECT SPECIFICATIONS. <br />2 <br />. C <br />SURFICIAL <br />SOILS <br />SHAFT REMEDIATION DETAIL <br />NTS <br />GROUND SURFACE <br />COARSE SHAFT BACKFILL <br />OR STRUCTURAL FILL <br />DEPENDING ON SLOT SIZE <br />2' TO 3' TYPICAL <br />(NOT TO EXCEED 4FT.) <br />4 OPEN MINED SLOT REMEDIATION DETAIL <br />— NTs <br />50' MAXIMUM <br />15' MAXIMUM <br />SURFICIAL <br />SOILS <br />OPEN MINE <br />LATERAL OR <br />INCLINE <br />GEOGRID CAP EXISTING <br />SEE DETAIL � GROUND <br />SURFACE <br />,I <br />/ <br />/ <br />BLASTED CROWN PILLAR <br />1 9 <br />f <br />5' TYP. <br />PRIOR TO REMEDIATION POST REMEDIATION CONFIGURATION <br />FIRST LAYER OF UX1700HS OR EQUIVALENT GEOGRID <br />(INSTALLED APPROXIMATELY PARALLEL TO SLOPE DIRECTION) <br />SECOND LAYER OF UX1700HS OR EQUIVALENT GEOGRID <br />(INSTALLED APPROXIMATELY PERPENDICULAR TO SLOPE DIRECTION) <br />•• •. <br />0S•'•.....••'••• <br />1` IOn►e� . �1�' <br />REMEDIATION NOTES: <br />3 OPEN LATERAL REMEDIATION DETAIL <br />NTS <br />EXISTING GROUND SURFACE <br />6" MINIMUM SELECT STRUCTURAL FILL <br />6" MINIMUM SELECT STRUCTURAL FILL <br />COMPACTED FOUNDATION MATERIAL\ <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 />NTS <br />N DETAIL (TYP. <br />EXISTING <br />GROUND <br />SURFACE <br />FLOWABLE FILL <br />DELIVERY <br />BOREHOLE <br />LOW COMPRESSIBILITY <br />FLOWABLE FILL <br />EXISTING <br />GROUND SURFACE <br />SURFICIAL <br />/I SURFICIA <br />SOILS <br />SOILS <br />l <br />J <br />� <br />7 MINIMUM >_ <br />r <br />COMPACTED <br />/ <br />CEMENTED <br />` <br />ROCKFILL <br />0.51-1 1V MINIMUM <br />COMPETENT <br />3' MINIMUM <br />CONCRETE <br />BEDROCK AS <br />PLUG <br />APPROVED <br />t <br />ENGINEER <br />' <br />COARSE SHAFT <br />BACKFILL <br />COMPACTED TOP LAYER <br />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 EXISTING <br />GROUND. <br />4. COMPACTION OF TOP LAYER OF COARSE SHAFT BACKFILL TO <br />BE METHOD SPECIFICATION APPROVED BY THE ENGINEER. <br />1 SHAFT STOPE REMEDIATION DETAIL <br />NTS <br />EXISTING GROUND SURFACE <br />' . ' 4 -• °`fie l;,, - ,i '4e . \, t2(, � t'• <br />1 _ <br />:,< +, •?" Z— SURFICIAL <br />4 ' ' SOILS - -- <br />25' MAXIMUM L4� SELECT <br />STRUCTURALir <br />FILL <br />\yniv�/ <br />COMPETENT <br />�✓ ";'- • {;; `� BEDROCK AS <br />v/ APPROVED <br />BY ENGINEER <br />4. .' 'INTACT BEDROCK <br />OR <br />EXISTING GROUND SURFACE <br />vet +_�, ',i„• a �� �',',,,. F, j t ^, °MI •' i :',.1 f `t , L <br />a.A• ., typpi , "•i • °` r + J >.. t; rr . }>, • - 1 ` t a t• X.. <br />t• � W ' •,� $e P� y l °'\ � , li "(^ •,rte �W'Y6,` °', q <br />< , <br />.:ti ;��,'K, �'1,,1`. `r.�-� �� i 0°..t'�'•�.�I �y t�° ���� �i'e ''y s: <br />' :. ,Oy, `•' •.�.. '`'.'� ] 1 °' =•e` <br />is- <br />SELECT ^' „` <br />25' MAX. ef;: "' .' 0' �'1STRUCTURAL <br />° ]]] FILL <br />ir <br />.mow i1 s - n X <br />INTACT BEDROCK <br />REMEDIATION NOTES: <br />1. COMPACT SELECT STRUCTURAL FILL USING METHOD <br />SPECIFICATION APPROVED BY THE ENGINEER. <br />2. SELECT STRUCTURAL FILL MAY BE REPLACED WITH <br />STRUCTURAL FILL PER THE PROJECT SPECIFICATIONS. <br />2 <br />. C <br />SURFICIAL <br />SOILS <br />SHAFT REMEDIATION DETAIL <br />NTS <br />GROUND SURFACE <br />COARSE SHAFT BACKFILL <br />OR STRUCTURAL FILL <br />DEPENDING ON SLOT SIZE <br />2' TO 3' TYPICAL <br />(NOT TO EXCEED 4FT.) <br />4 OPEN MINED SLOT REMEDIATION DETAIL <br />— NTs <br />50' MAXIMUM <br />15' MAXIMUM <br />SURFICIAL <br />SOILS <br />OPEN MINE <br />LATERAL OR <br />INCLINE <br />GEOGRID CAP EXISTING <br />SEE DETAIL � GROUND <br />SURFACE <br />,I <br />/ <br />/ <br />BLASTED CROWN PILLAR <br />1 9 <br />f <br />5' TYP. <br />PRIOR TO REMEDIATION POST REMEDIATION CONFIGURATION <br />FIRST LAYER OF UX1700HS OR EQUIVALENT GEOGRID <br />(INSTALLED APPROXIMATELY PARALLEL TO SLOPE DIRECTION) <br />SECOND LAYER OF UX1700HS OR EQUIVALENT GEOGRID <br />(INSTALLED APPROXIMATELY PERPENDICULAR TO SLOPE DIRECTION) <br />•• •. <br />0S•'•.....••'••• <br />1` IOn►e� . �1�' <br />REMEDIATION NOTES: <br />3 OPEN LATERAL REMEDIATION DETAIL <br />NTS <br />EXISTING GROUND SURFACE <br />6" MINIMUM SELECT STRUCTURAL FILL <br />6" MINIMUM SELECT STRUCTURAL FILL <br />COMPACTED FOUNDATION MATERIAL\ <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 />NTS <br />N DETAIL (TYP. <br />EXISTING <br />GROUND <br />SURFACE <br />FLOWABLE FILL <br />DELIVERY <br />BOREHOLE <br />LOW COMPRESSIBILITY <br />FLOWABLE FILL <br />