Records of the Geological Survey of India, Volume 106Geological Survey of India, 1971 - 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 222
... tunnel and penstock alignment of North Karo Project . Hornblende schist , hornblende gneiss , granite and granite ... tunnel alignments the rock is fresh below a depth of 6.00 m . from the ground elevations , indicating thereby presence ...
... tunnel and penstock alignment of North Karo Project . Hornblende schist , hornblende gneiss , granite and granite ... tunnel alignments the rock is fresh below a depth of 6.00 m . from the ground elevations , indicating thereby presence ...
Page 312
... tunnels rock bolting at the crown and between the spring lines was suggested by him in the required areas . In the tail race tunnels , the reach between ch.3912 and 3930 is recommended to be reinforced as a fault traverses the tunnel in ...
... tunnels rock bolting at the crown and between the spring lines was suggested by him in the required areas . In the tail race tunnels , the reach between ch.3912 and 3930 is recommended to be reinforced as a fault traverses the tunnel in ...
Page 320
... tunnel . Hassan - Mangalore Railway Tunnels , Mysore : V. S. Krishnaswamy and K. C. C. Raju inspected 24 tunnels including the completed tunnels and those in progress . The earlier recommendations were reviewed and alternative proposals ...
... tunnel . Hassan - Mangalore Railway Tunnels , Mysore : V. S. Krishnaswamy and K. C. C. Raju inspected 24 tunnels including the completed tunnels and those in progress . The earlier recommendations were reviewed and alternative proposals ...
Contents
Volume 106 | 1 |
EASTERN REGION CALCUTTA | 17 |
Publication Division | 50 |
Copyright | |
27 other sections not shown
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Common terms and phrases
alignment alluvium amphibolite Andhra Pradesh anomaly aquifers bands Basin bauxite bed rock Bihar biotite block bore holes boreholes carried charnockite clay coal Coalfield comprising copper covered an area deposits Depth to water dips dist district dolerite dolomite drill holes electrical logging exploration Exploratory drilling folds foliation formation garnetiferous geochemical geohydrological geological investigations geological mapping geophysical gneiss Gondwana grade granite gneiss graphite Groundwater Hazaribagh district Hydel indicated Khondalites laterite limestone located magnetite mapped an area mapped on scale metres mica schist million tonnes mineralised zones minerals nala Orissa pegmatite period under review phyllites pits power house Project pyrite quartzite Rajasthan recommended Region rock types S/Shri sand sandstone Scheme schist seams sediments shales shear zone Sheet Shri sillimanite Siwalik spillway strike length studies Subansiri sulphide Survey of India systematic thickness toposheet total meterage traverse trending tubewells tunnel underlain upto valley varies West Bengal