BK- Granite Mines Highwall Mitigation

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Methods to prevent high wall disasters in below ground granite mines.

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MITIGATION OF HIGHWALL DISASTERS IN COMMERCIAL GRANITE QUARRIES :

MITIGATION OF HIGHWALL DISASTERS IN COMMERCIAL GRANITE QUARRIES B.Kanishkan Director( Rtd ) Geological Survey of India And Dr.R.Sivakumar Associate Professor (Geology)  

LANDSLIDES-A PRELUDE:

LANDSLIDES-A PRELUDE

GLIMPSES OF LANSLIDES IN HIMALAYAS-NAUTULA PASS SIKKIM:

GLIMPSES OF LANSLIDES IN HIMALAYAS-NAUTULA PASS SIKKIM

LANSLIDES IN HIMALAYAS:

LANSLIDES IN HIMALAYAS

LANSLIDES IN HIMALAYAS-ROTHANG PASS HIMACHAL PRADESH:

LANSLIDES IN HIMALAYAS-ROTHANG PASS HIMACHAL PRADESH

LANSLIDES IN HIMALAYAS-NUBRA VALLEY-LADAK:

LANSLIDES IN HIMALAYAS-NUBRA VALLEY-LADAK

LANSLIDES IN HIMALAYAS- NEAR ULEY-LADAK:

LANSLIDES IN HIMALAYAS- NEAR ULEY-LADAK

LANSLIDES IN HIMALAYAS:

LANSLIDES IN HIMALAYAS

LANSLIDES IN HIMALAYAS-NEPAL:

LANSLIDES IN HIMALAYAS-NEPAL

ROLE OF GEOLOGY – ONE OF THE CAUSATIVE FACTOR TO INDUCE LANDSLIDES:

ROLE OF GEOLOGY – ONE OF THE CAUSATIVE FACTOR TO INDUCE LANDSLIDES

REGIONAL GEOLOGY PLAYS A MAJOR ROLE IN LANDSLIDES:

REGIONAL GEOLOGY PLAYS A MAJOR ROLE IN LANDSLIDES

TECTONIC MAP OF SOUTH INDIA:

TECTONIC MAP OF SOUTH INDIA

TECTONIC BLOCKS OF TAMILNADU:

TECTONIC BLOCKS OF TAMILNADU

COMMERCIAL(DIMENSION) GRANITE QUARRIES IN A NUTSHELL:

COMMERCIAL(DIMENSION) GRANITE QUARRIES IN A NUTSHELL

USES OF COMMERCIAL GRANITES-POLISHED SLABS:

USES OF COMMERCIAL GRANITES-POLISHED SLABS

FOR MAKING GRANITE MONUMENTS:

FOR MAKING GRANITE MONUMENTS

TYPES OF GRANITE QUARRIES-ABOVE GROUND:

TYPES OF GRANITE QUARRIES-ABOVE GROUND

BELOW GROUND QUARRIES:

BELOW GROUND QUARRIES

METHODS OF WORKING-DIAMOND WIRE CUTTING:

METHODS OF WORKING-DIAMOND WIRE CUTTING

DISC SAWING:

DISC SAWING

SHAPE OF GRANITE BLOCKS:

SHAPE OF GRANITE BLOCKS

ACCIDENTS IN GRANITE QUARRIES MAINLY DUE TO MASS FALL:

ACCIDENTS IN GRANITE QUARRIES MAINLY DUE TO MASS FALL

GEOLOGICAL STRUCTURES INDUCE MASS FALL IN QUARRIES:

GEOLOGICAL STRUCTURES INDUCE MASS FALL IN QUARRIES

HIGH WALL FORMATION IN BELOW GROUND BLACK GRANITE QUARRIES:

HIGH WALL FORMATION IN BELOW GROUND BLACK GRANITE QUARRIES

HIGH WALL IN A QUARRY :

HIGH WALL IN A QUARRY

SHEARING ALONG THE HIGH WALL:

SHEARING ALONG THE HIGH WALL

JOINT PATTERN AS SEEN IN THE HIGH WALL:

JOINT PATTERN AS SEEN IN THE HIGH WALL

FAULTS AND JOINTS DEMARCATED ON GEOSTRUCTURAL MAP OF THE QUARRY- A MAJOR REASON FOR SUDDEN MASS FALL LIKE LANDSLIDES CAUSING ACCIDENTS.:

FAULTS AND JOINTS DEMARCATED ON GEOSTRUCTURAL MAP OF THE QUARRY- A MAJOR REASON FOR SUDDEN MASS FALL LIKE LANDSLIDES CAUSING ACCIDENTS.

CHIMAKURTHY BLACK GALXY BELT, ANDHRA PRADESH- A CASE STUDY ON HIGH WALL PROBLEMS AND ITS MITIGATION:

CHIMAKURTHY BLACK GALXY BELT, ANDHRA PRADESH- A CASE STUDY ON HIGH WALL PROBLEMS AND ITS MITIGATION

GEOLOGICAL MAP OF CHIMAKURTHY BLACK GALAXY PLUTON:

GEOLOGICAL MAP OF CHIMAKURTHY BLACK GALAXY PLUTON

VIEW OF A BLACK GALAXY QUARRY:

VIEW OF A BLACK GALAXY QUARRY

HIGH WALL OF THE QUARRY:

HIGH WALL OF THE QUARRY

HIGH WALL FACE:

HIGH WALL FACE

GEOLOGICAL MAP OF THE QUARRY WITH BLACK BAND/SHEAR ZONES (Weak Planes) INTERSECTING THE QUARRY:

GEOLOGICAL MAP OF THE QUARRY WITH BLACK BAND/SHEAR ZONES (Weak Planes) INTERSECTING THE QUARRY

BLACK BAND INTRUSIONS:

BLACK BAND INTRUSIONS

IMPACT OF INTRUSIONS ON THE WALL:

IMPACT OF INTRUSIONS ON THE WALL

IMPACT OF INTRUSIONS ON THE WALL:

IMPACT OF INTRUSIONS ON THE WALL

FRAGMENTS OF THE MASS:

FRAGMENTS OF THE MASS

SECTIONAL VIEW OF THE HIGH WALL:

SECTIONAL VIEW OF THE HIGH WALL

BLOCK DIAGRAM OF WEAK PLANES ALONG THE HIGH WALL:

BLOCK DIAGRAM OF WEAK PLANES ALONG THE HIGH WALL

MITIGATION OF HIGH WALL –SLOPE STABILISATION:

MITIGATION OF HIGH WALL –SLOPE STABILISATION

STAGE-1 GUNITING – 50mm THICKNESS:

STAGE-1 GUNITING – 50mm THICKNESS

STAGE -2 WIRE MESH FIXING:

STAGE -2 WIRE MESH FIXING

STAGE-3 ANOTHER LAYER OF GUNITING OVER WIRE NET:

STAGE-3 ANOTHER LAYER OF GUNITING OVER WIRE NET

SOIL NAILING DESIGN:

SOIL NAILING DESIGN

SOIL NAILING:

SOIL NAILING

WEEP HOLES:

WEEP HOLES

REMOTE MONITORING THE MASS MOVEMENT:

REMOTE MONITORING THE MASS MOVEMENT

DATA MONITORING:

DATA MONITORING

DUMPING OF HEAVY WASTES WITHIN THE QUARRY FRONTS INDUCE HEAVY STRESS FOR SUDDEN MASS FALL CAUSE MAJOR ACCIDENTS. :

DUMPING OF HEAVY WASTES WITHIN THE QUARRY FRONTS INDUCE HEAVY STRESS FOR SUDDEN MASS FALL CAUSE MAJOR ACCIDENTS. THANK YOU

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