Records of the Geological Survey of India, Volume 123, Part 5The Survey, 1988 - 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 191
... joints . 2. N25 to 30E - S25 to 30W tight vertical joints . 3. N50 to 70W - S50 to 70E tight vertical joints . 4. N60 E - S60 W tight vertical joints . Quartzite exposed in the COT is usually massive with widely spaced joints except ...
... joints . 2. N25 to 30E - S25 to 30W tight vertical joints . 3. N50 to 70W - S50 to 70E tight vertical joints . 4. N60 E - S60 W tight vertical joints . Quartzite exposed in the COT is usually massive with widely spaced joints except ...
Page 242
... joints . Meenar - II is a straight gravity dam of 15 m height with an ungated spillway . The dam is divided into six blocks with core walls on the flanks . The top of the dam is proposed at RL 1043.50 m . The geological mapping of the ...
... joints . Meenar - II is a straight gravity dam of 15 m height with an ungated spillway . The dam is divided into six blocks with core walls on the flanks . The top of the dam is proposed at RL 1043.50 m . The geological mapping of the ...
Page 246
... joints , five categories of rock grading as solid , massive , blocky / seamy , fractured and sheard and shattered were recognised . Remedial measures like rock bolting , and permanent supports with back filling were suggested for ...
... joints , five categories of rock grading as solid , massive , blocky / seamy , fractured and sheard and shattered were recognised . Remedial measures like rock bolting , and permanent supports with back filling were suggested for ...
Contents
Geotechnical studies of the cutoff trench between RD 418 and 918 M PVB Reservoir | 185 |
A geotechnical note of the Pedaballi dam foundations Anantapur district Andhra Pradesh | 191 |
A geotechnical note on the Yeleru Project under construction in East Godavari | 197 |
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alignment alkali feldspar amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH ANDHRA PRADESH CODE Archaean bands basin biotite block boreholes charnockite charnockite gneiss clay coarse-grained conglomerate Cuddapah depth Dharwar dips DISTRICT dolerite dolerite dykes drilled earth dam emplacement enclaves exposed fault feldspar field season flank folds foliation Formation fractured fresh rock g/t gold gabbro garnetiferous GEOLOGICAL MAP geophysical GEOTECHNICAL gneiss Gondwana granite granite gneiss granitoids granodiorite granulite grey granite grouting hornblende indicated intrusive joints KARNATAKA KERALA kimberlite laterite limestone lithounits located lode magnetite metabasalt metabasite migmatite mineralised zone minerals NE-SW NW-SE occur overburden pediplain pegmatite Peninsular Gneissic Complex phyllites pink granite plagioclase power house pyrite pyroxenite quartz quartz veins quartzite river rock types samples sandstone scale schist schist belt sediments shear zone soil spillway sq km strike length studies sulphide surface surveys syenite TAMIL NADU thickness tonalite Toposheet traversed trench trending tunnel ultramafic upto weathered width