Records of the Geological Survey of India, Volume 114Geological Survey of India, 1986 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 117
... depth to the competent rock as varying from 11 m . ( lower terrace ) to 41.0 m ( upper terrace ) . PAURI GARHWAL DISTRICT R. P. Rai , H. P. Mishra and R. Nigam carried out geophysical surveys , employing electrical resistivity and ...
... depth to the competent rock as varying from 11 m . ( lower terrace ) to 41.0 m ( upper terrace ) . PAURI GARHWAL DISTRICT R. P. Rai , H. P. Mishra and R. Nigam carried out geophysical surveys , employing electrical resistivity and ...
Page 165
... depth of 9 m has . revealed fairly fresh , jointed quartz - sericite schist along the axis at an elevation slightly above the designed crest level . Drill holes along the spill channel indicated fairly fresh to slightly weathered hard ...
... depth of 9 m has . revealed fairly fresh , jointed quartz - sericite schist along the axis at an elevation slightly above the designed crest level . Drill holes along the spill channel indicated fairly fresh to slightly weathered hard ...
Page 314
... depth but the weather- ing profile is erratic ; varying between 1.5 to 12.5 m depth . The cutoff grade for the earth dam section is anticipated at 3 to 5 m depth . Closely fractured gneisses in the river bed may promote seepage and as ...
... depth but the weather- ing profile is erratic ; varying between 1.5 to 12.5 m depth . The cutoff grade for the earth dam section is anticipated at 3 to 5 m depth . Closely fractured gneisses in the river bed may promote seepage and as ...
Contents
CENTRAL HEADQUARTERS | 5 |
STRATIGRAPHY AND PALAEONTOLOGY DIVISION | 14 |
INTERNATIONAL WING | 23 |
Copyright | |
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alignment amphibolite analysis Andhra Pradesh anomaly Asstt bands basalt bed rock belt Bihar biotite block boreholes Calcutta carried chalcopyrite chemical Circle clay coalfield comprising core Dam Project Deccan Trap depth dips Director DISTRICT Division dolomite drill holes dykes excavation exploration exposed fault foliation Formation geochemical geological mapping Geologist Jr geotechnical investigation geothermal Ghosh gneiss Gondwana grade granite gneiss grey Group Headquarters HIMACHAL PRADESH Hydel Project Hydel Scheme indicated Jammu Karnataka km long Kumar Laboratory limestone line km lineaments located logged Lucknow magnetic magnetite mapped an area mica mineralisation minerals nala occur Orissa pegmatite phyllite pits power house Pradesh proposed pyrite quartz quartzite Region river rock types S/Shri samples were collected sandstone scale schist seams sediments shale shear zone Shri siltstone Singh slate spillway sq km Srivastava strike length studies Survey of India thickness tion tonnes toposheet traverse trending upto valley volcanic