Records of the Geological Survey of India, Volume 105The Survey, 1973 - Earthquakes Includes the Annual report of the Geological Survey of India, 1867- |
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Page 210
... joints and transverse vertical set of joints traverse the foundation rock . The study of water loss and grout intake results show that even after grouting through secondary holes water loss in teritiary holes is high in the first stage ...
... joints and transverse vertical set of joints traverse the foundation rock . The study of water loss and grout intake results show that even after grouting through secondary holes water loss in teritiary holes is high in the first stage ...
Page 214
... joints , the second zone consists of moderately weathered rock with corrugated surface and the third zone consists of highly weathered rock which is saturated with water . The bedrock levels in general vary from 398.37 m . to 396.24 m ...
... joints , the second zone consists of moderately weathered rock with corrugated surface and the third zone consists of highly weathered rock which is saturated with water . The bedrock levels in general vary from 398.37 m . to 396.24 m ...
Page 217
... joints in the foundation rocks are open down to a depth of 3.04 m below the foundation grade . Below this depth the joints are absolutely tight . Appreciable grout intake in curtain holes in top 6.09 m stage is along these open joints ...
... joints in the foundation rocks are open down to a depth of 3.04 m below the foundation grade . Below this depth the joints are absolutely tight . Appreciable grout intake in curtain holes in top 6.09 m stage is along these open joints ...
Contents
CENTRAL HEADQUARTERS | 1 |
NORTHERN REGION | 46 |
ORGANISATIONAL SET UP | 437 |
Copyright | |
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alignment alluvium amphibolite Andaman Andhra Pradesh anorthosites Archaean bands Baratang basalt basin bauxite beds Bihar biotite boreholes Carboniferous carried charnockite Circle clay coal coalfield conglomerate copper Deccan Trap deposits depth to water dips Director district Division dolerite dolomite drill holes dykes exploration exploratory exposed folds foliation Formation fossils garnetiferous geochemical geohydrological geological mapping Geological Survey Geologists Jr geophysical gneisses Gondwana grade grained granite groundwater Group horizon indicated investigation island Kashmir km on scale Laboratory laterite limestone located logging Madhya Pradesh mapped an area mapped on scale metres million tonnes mineral mineralisation nala occur pegmatite phosphorite phyllite pits Project pyrite quartz veins quartzite Rajasthan regional river rock types samples sandstone Sarvashri schist seams sediments shales Sharma shear zones Shri Singh slate spillway sq km strike length studies Survey of India thickness tion topo-sheets traversed trend tunnel ultrabasic Upper upto valley varies