Records of the Geological Survey of India, Volume 126, Parts 3-5Government of India, 1991 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 59
... tunnel and to stabilise the hill slope above the tunnel , following measures have been recommended . i . ii . iii . iv . V. vi . complete back packing above the ribs with concrete / grouting etc. for a length of 35 m from the inlet ...
... tunnel and to stabilise the hill slope above the tunnel , following measures have been recommended . i . ii . iii . iv . V. vi . complete back packing above the ribs with concrete / grouting etc. for a length of 35 m from the inlet ...
Page 230
... tunnel , valve house , penstock and a power house . Leakage through the pipe tunnel was observed and the loss in energy equivalents was estimated to be of the order of 1.3 million units per annum . The 392.28 m long , 2 m dia pipe ...
... tunnel , valve house , penstock and a power house . Leakage through the pipe tunnel was observed and the loss in energy equivalents was estimated to be of the order of 1.3 million units per annum . The 392.28 m long , 2 m dia pipe ...
Page 241
... tunneling media , recommendation of support measures warranted and classification of overbreaks due to geological and non geological reasons . Excavation of the Clear Water tunnel was complete during the season and the tunnel is through ...
... tunneling media , recommendation of support measures warranted and classification of overbreaks due to geological and non geological reasons . Excavation of the Clear Water tunnel was complete during the season and the tunnel is through ...
Contents
Quaternary geological and geomorphological mapping of the SonGanga | 2 |
An Overview | 10 |
Integrated geological and structural mapping and geochemical survey | 17 |
Copyright | |
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alignment amphibolite ANDHRA PRADESH anomaly zones apatite bands basemetal basin BIHAR biotite block boreholes carried chalcopyrite charnockite chlorite chlorite schist chromite Code construction depth DISTRICT dolerite drilling dykes east eastern Engineering Geology exposed field season flood folds foliation Formation foundation gabbro geochemical GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold granite granite gneiss granitoids granulite grey Group grouting hill hornblende INDEX indicated intersected intrusives Irrigation Project joints KARNATAKA kimberlite laterite limestone lithounits located magnetite metabasalt migmatite mineral mineralised zone occur Orissa pegmatite phyllite pink power house proposed pyrite pyroxenite quartz quartz veins quartzite Quaternary reservoir river rock types samples sandstone scale schist schist belt schistose shale shear zone Singhbhum slope soil Sp Sp Sp spillway sq km STAGE GEOTECHNICAL INVESTIGATION strike length structure studies suggested sulphide surface surveys syenite thick toposheet traverse trench trending tunnel ultramafic upto valley volcanics width Δ Δ Δ