Records of the Geological Survey of India, Volume 132, Parts 3-4Government of India, 1997 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 126
... tunnel with a finished diameter of 3.60 m is under progress . The Access tunnel will be intersected by Adit tunnel at a distance of about 625 m from the portal of the former , before finally meeting to Power House Cavern at 989 m . Upto ...
... tunnel with a finished diameter of 3.60 m is under progress . The Access tunnel will be intersected by Adit tunnel at a distance of about 625 m from the portal of the former , before finally meeting to Power House Cavern at 989 m . Upto ...
Page 247
... tunnel ) above the crown of the proposed tunnel and extremly poor to fair condition of the rock mass quality , it was therefore suggested that instead of one large diam . tunnel , the viability of driving two smaller diam . ( say 6.5 m ...
... tunnel ) above the crown of the proposed tunnel and extremly poor to fair condition of the rock mass quality , it was therefore suggested that instead of one large diam . tunnel , the viability of driving two smaller diam . ( say 6.5 m ...
Page 4
... tunnel / pressure shaft ) , a 95 m deep surge shaft with a 50m long lower expansion chamber , a surface Power House ... tunnel for a length of 84.10m ( Ch.9227.70-9311.80m ) Geological logging of Face VIII of pressure tunnel for a length ...
... tunnel / pressure shaft ) , a 95 m deep surge shaft with a 50m long lower expansion chamber , a surface Power House ... tunnel for a length of 84.10m ( Ch.9227.70-9311.80m ) Geological logging of Face VIII of pressure tunnel for a length ...
Contents
HEADQUARTERS | 1 |
Geoseismology and Seismotectonics | 8 |
Study of different occurrences of conglomerate and associated arenaceous | 14 |
Copyright | |
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alluvial amphibolite anomaly Arunachal Pradesh bands bank basemetal basin belt Bihar blocks Bolangir district borehole Canal channel charnockite chemical Chhotanagpur chlorite clay Code comprises conglomerate covered Craton Dankuni deposits depth dimension stone DIST drilling EAST SINGHBHUM eastern Engineering Geology erosion exposed field season flood plain fold foliation Formation Ganga GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION gneiss Gondwana grained granite granite gneiss granulite gravity grey ground water Group GSI Records identified INDEX indicated khondalite land landslide landuse LATERITE located magnetic manganese Meghalaya migmatites mineral mineralisation Mn-ore nala occur Orissa Paradip pegmatite pegmatite bodies phyllite Plate potential Project PURULIA quartz quartz veins quartzite river rocks samples sand sandstone scale schist sector shale shear zone silt Singhbhum slope soil spillway sq km sq.km stream sediment strike length sulphide surface survey Toposheet trench trending tunnel ultramafic upto valley village WEST BENGAL