Records of the Geological Survey of India, Volume 122, Parts 3-4Government of India, 1987 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 69
... tunnel is through . Three dimensional geological logging of the tunnel has been completed . The boulder - studded disintegrated rock products of the intake face slided down during August , 1988 following a continuous rainfall . The ...
... tunnel is through . Three dimensional geological logging of the tunnel has been completed . The boulder - studded disintegrated rock products of the intake face slided down during August , 1988 following a continuous rainfall . The ...
Page 70
... tunnels along the railway route . Thirteen number of tunnel / tunnel sites falling on this were studied . Garnetiferous - quartz - sillimanite schist , feldspathic gneiss , quartzite and leptynite of the route khondalite suite , granite ...
... tunnels along the railway route . Thirteen number of tunnel / tunnel sites falling on this were studied . Garnetiferous - quartz - sillimanite schist , feldspathic gneiss , quartzite and leptynite of the route khondalite suite , granite ...
Page 82
... tunneling or construction of surge shaft . Rock cover is in- Geotech and Special Investigation ) adequate for a major length of a tunnel of uniform gradi- ent . To avoid this , DVC has proposed a tunnel with an initial steep ( about 4 ...
... tunneling or construction of surge shaft . Rock cover is in- Geotech and Special Investigation ) adequate for a major length of a tunnel of uniform gradi- ent . To avoid this , DVC has proposed a tunnel with an initial steep ( about 4 ...
Contents
CONTENTS | 12 |
Geological mapping of Lingtse granitoid gneisses of Sikkim with special reference to their | 24 |
Quaternary geological and geomorphological mapping of the KosiGandak Interfluve | 25 |
Copyright | |
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ABSTRACTS OF PROGRESS alignment Andaman anorthosite apatite Arunachal Pradesh Bandyopadhyay basin bed rock belt Bhuban Bihar BIHAR Code biotite borehole carbonatite clay Construction stage geotechnical dam axis deposits depth Disang drilling Engineering Geology Engineering Geology Division-IV exposed EXTENDED ABSTRACTS Feasibility stage geotechnical FIELD SEASON folds Formation foundation geochemical geological mapping Geology Division-II Ops geophysical Geotech & Special Geotech and Special gneiss grade granite granite gneiss graphite grey Group grouting GSI Vol Gumla district Hazaribagh district holes Irrigation Project limestone lineament lithostratigraphy located mica mineral mineralisation nala occur Ophiolite Orissa ORISSA Code pegmatite petrological phyllite power house proposed quartz quartzite Regional Geology Division Reservoir Scheme river rock types samples sand sandstone scale schist sediments shale shear zone Shillong Sikkim siltstone Singhbhum district slope Special Investigation spillway sq km stage geotechnical investigation structure Surface Survey of India toposheet traverses trending tunnel upto veins West Bengal