Records of the Geological Survey of India, Volume 131, Parts 4-5Government of India, 1996 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 145
... tunnel ( HRT ) , adit to penstock tunnel and tailrace tunnel ( TRT ) are dealt with . In the HRT , where heavy seepage of water from the existing Srisailam reservoir has been continuing despite cement grouting both from inside and ...
... tunnel ( HRT ) , adit to penstock tunnel and tailrace tunnel ( TRT ) are dealt with . In the HRT , where heavy seepage of water from the existing Srisailam reservoir has been continuing despite cement grouting both from inside and ...
Page 163
... tunnels , driving of the 3055 m long Porthimund power tunnel and 751 m long Parsons valley power tunnel is nearing completion . PORTHIMUND GATE SHAFT : The 5 m diameter and 41 m deep gate shaft has been sunk in a self - supporting ...
... tunnels , driving of the 3055 m long Porthimund power tunnel and 751 m long Parsons valley power tunnel is nearing completion . PORTHIMUND GATE SHAFT : The 5 m diameter and 41 m deep gate shaft has been sunk in a self - supporting ...
Page 193
... tunnel was supported at different reaches and driving completed upto RD 978 m . 3D logging of tunnel for a length of 328 m on 1 : 200 scale from Ch 650 to 978 was carried out . The tunneling medium met with is generally charnockite ...
... tunnel was supported at different reaches and driving completed upto RD 978 m . 3D logging of tunnel for a length of 328 m on 1 : 200 scale from Ch 650 to 978 was carried out . The tunneling medium met with is generally charnockite ...
Contents
Study of the variation of PalaeoceneEocene sediments in the shelf area of Shillong plateau along | 18 |
Author Index 56 | 24 |
RECORDS VOL 131 PART5 | i |
Copyright | |
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abutment amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly arsenopyrite Arunachal Pradesh assess auriferous axis bands bed rock biotite biotite gneiss block boreholes carried charnockite Chitradurga clay Cuddapah Cuddapah Basin delineated deposits depth Dharmapuri dimensional stone dolerite downstream drilling dykes east eastern emplaced excavation exposed fault field season folds foliation Formation foundation gabbro Gadwal geochemical geoenvironmental GEOLOGICAL MAP GEOTECHNICAL INVESTIGATIONS gneiss Gneissic gold mineralisation grade grained granite granulite graphite gravity greenstone belt grey grouting indicated joints Karnataka Kerala kimberlite Kurnool limestone located lode magnetic magnetite Meghalaya metabasalt migmatite mineral NE-SW NNW-SSE NW-SE occurs pegmatite phyllite Plate-1 potential power house pyrite quarries quartz quartz veins quartzite Quaternary regional reservoir river samples sandstone scale schist belt seepage shale shear zone slope soil spillway sq km stream sediment strike length structure studies sulphide TALUK TAMIL NADU thickness traverse trench trending tunnel upto Velampatti weathered width