Records of the Geological Survey of India, Volume 125, Parts 3-5Government of India, 1990 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 92
... tunnel , 475.75m long and 6 m dia headrace tunnel and a toe power house for generating 75 MW of power , is in progress at Doyang Hydro Electric Project , Wokha district , Nagaland . Geotechnical evaluation of various structures was ...
... tunnel , 475.75m long and 6 m dia headrace tunnel and a toe power house for generating 75 MW of power , is in progress at Doyang Hydro Electric Project , Wokha district , Nagaland . Geotechnical evaluation of various structures was ...
Page 149
... tunnel , a complete underground power house with installed capac- ity of 900 MW and a 15 m diameter , 2,151m long circular tail race tunnel . The area exposes the rocks of Srisailam Forma- tion of Cuddapah Supergroup . The Srisailam ...
... tunnel , a complete underground power house with installed capac- ity of 900 MW and a 15 m diameter , 2,151m long circular tail race tunnel . The area exposes the rocks of Srisailam Forma- tion of Cuddapah Supergroup . The Srisailam ...
Page 183
... tunnel aligment was also carried out . Major work pertain to 3 - D geological mapping of the power tunnel and the pressure shaft on 1 : 200 scale . At the Pambla dam site , biotite gneiss and amphibolite form the foundation . The amphi ...
... tunnel aligment was also carried out . Major work pertain to 3 - D geological mapping of the power tunnel and the pressure shaft on 1 : 200 scale . At the Pambla dam site , biotite gneiss and amphibolite form the foundation . The amphi ...
Contents
Studies of granites of Hazaribagh Gaya and Palamau districts Bihar | 7 |
Geological mapping around PindaraBiharbariBaghmari area Bhagalpur district Bihar | 13 |
FIELD SEASON 199091 | 91 |
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alignment amphibolite ANDHRA PRADESH anomaly bands basemetal basin Bihar biotite block boreholes charnockite chromite clay comprises CONSTRUCTION STAGE GEOTECHNICAL deposits depth DISTRICT dolerite drilled dykes earth dam east eastern Engineering Geology Engineering Geology Division excavation exposed field season folds foliation Formation geochemical GEOLOGICAL MAP geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gold grained granite granite gneiss granitoid granulite grey Group grouting hill holes hornblende indicated irrigation joints KARNATAKA khondalite kimberlite laterite limestone located magnetite Meghalaya migmatite mineral mineralised zone nala occur Orissa pegmatite phyllite pink granite plagioclase power house proposed pyrite pyroxenite quartz quartz veins quartzite Quaternary Regional Geology reservoir river rock types samples sandstone scale schist schist belt schistose sediments shale shear zone Shillong Singhbhum slope soil Special Investigation spillway sq km stage geotechnical investigation strike length structure sulphide surveys syenite thick traverses trending tunnel upto volcanics West Bengal