Records of the Geological Survey of India, Volume 112, Parts 1-2The Survey, 1983 - Earthquakes |
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Page 72
134.5 m of syphon tunnel besides 71.41 m of cores of the drill holes done for exploration of the syphon tunnel . The syphon tunnel below the Tons river at Chibbro has been done through dark grey limestone interbedded with thin slate ...
134.5 m of syphon tunnel besides 71.41 m of cores of the drill holes done for exploration of the syphon tunnel . The syphon tunnel below the Tons river at Chibbro has been done through dark grey limestone interbedded with thin slate ...
Page 142
... tunnel alignment and 2 drill holes located on the left abutment of Padagad dam site . He also visited the intake area of the head- race tunnel and examined the same . He recommended that the tunnelling between RD 1500 and 2300 m where ...
... tunnel alignment and 2 drill holes located on the left abutment of Padagad dam site . He also visited the intake area of the head- race tunnel and examined the same . He recommended that the tunnelling between RD 1500 and 2300 m where ...
Page 173
... tunnel and water conductor system . A. Dharmaraj logged 40 boreholes , totalling to 780 m drilled at the various limbs of the project . Propo- sed Polar dam site would be in close proximity to a 90 m waterfail although no threat to the ...
... tunnel and water conductor system . A. Dharmaraj logged 40 boreholes , totalling to 780 m drilled at the various limbs of the project . Propo- sed Polar dam site would be in close proximity to a 90 m waterfail although no threat to the ...
Contents
RECORDS VOLUME 112 PART | 2 |
CENTRAL HEADQUARTERS | 4 |
OFF SHORE MINERAL EXPLORATION AND MARINE GEOLOGY DIVISION | 18 |
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analysed Andhra Pradesh Asstt bands basalt basin bauxite belt block boreholes Calcutta carried Chakraborty chert Circle coal Coalfield collected cores Cretaceous Delhi deposits depth dipping Director Disang District Division drill holes earth dam Eocene exploration fault folds Formation fossils geochemical geological investigation geological mapping Geologist Jr geophysical Geophysicist geotechnical Ghosh gneiss Gondwana grains granite gneiss Group Gupta Hills Himalaya indicated Jaipur Jammu Jungel Karnataka Kumar Laboratory laterite limestone located logged Lucknow MADHYA PRADESH Meeting metamorphic Mineral mineralisation Murthy Naga Nagaland nala occur olivine ophiolite pegmatite phyllite plagioclase power house Project quartz quartzite Rajasthan Region river rock types S/Shri samples sandstone Sarvashri scale schist seams Sector sediments sequence shale Sharma shear zone Shri Singh Sinha spillway sq km Srivastava stratigraphic strike length studies suggested Survey of India tectonic thickness tion tonnes traverse trending tunnel Udaipur district ultramafic Upper upto valley Vindhyan volcanics