Records of the Geological Survey of India, Volume 127, Parts 5-6The Survey, 1994 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 225
... TUNNEL , VAZHIKKADAVU DIVERSION SCHEME , IDUKKI DISTRICT , KERALA ( Code No. EG / SR / KRL / 1990 / 296 / A - 2 ) G ... tunnel into the Idukki reservoir to augment power genera- tion . Drill cores from boreholės drilled at the inlet and ...
... TUNNEL , VAZHIKKADAVU DIVERSION SCHEME , IDUKKI DISTRICT , KERALA ( Code No. EG / SR / KRL / 1990 / 296 / A - 2 ) G ... tunnel into the Idukki reservoir to augment power genera- tion . Drill cores from boreholės drilled at the inlet and ...
Page 229
... tunnel direction . Hence , the lining provided in the kerb is recommended to be extended to full section . Applying Barton's classification for the tunnelling medium , " Q " works out to be 6 indicating that an unsupported tunnel span ...
... tunnel direction . Hence , the lining provided in the kerb is recommended to be extended to full section . Applying Barton's classification for the tunnelling medium , " Q " works out to be 6 indicating that an unsupported tunnel span ...
Page 233
... tunnel , 3.036 km long interconnecting tunnel and 651.58 m long pressure shaft . Construction of the two dams , surface power house and most part of the water conductor system is complete except about 200 m of tunnelling for the power ...
... tunnel , 3.036 km long interconnecting tunnel and 651.58 m long pressure shaft . Construction of the two dams , surface power house and most part of the water conductor system is complete except about 200 m of tunnelling for the power ...
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acid alignment amphibolite analysed ANDHRA PRADESH anomaly bands basalt basic basin biotite biotite gneiss block boreholes calc-silicate charnockite chert chlorite Deccan Trap deformation depth dips DISTRICT dolerite drilling dykes enclaves ENE-WSW excavation exposed flows folds foliation Formation fractures gabbro garnet garnetiferous geochemical GEOLOGICAL MAP geophysical gneiss gneissic gold Gondwana granite granite gneiss granitoids granulite grey Group hornblende indicated intrusives joints KARNATAKA kimberlite laterite lineament located magnetite magnetite quartzite MAHARASHTRA metabasalt migmatite mineral mineralised zone NE-SW NNW-SSE NW-SE occur pegmatite phyllite pink granite porphyritic PRADESH Code Project pyrite pyroxene pyroxene granulite pyroxenite quartz quartz veins quartzite quartzo-feldspathic Quaternary regional reservoir river rock types Sakoli samples sandstone scale schist schist belt schistose sediments shale shear zone slope soil sq km sq.km strike length studies sulphide Supergroup surveys TAMIL NADU thick toposheet traverse trench trending tunnel upto values volcanics width के