Records of the Geological Survey of India, Volume 123, Parts 3-4Government of India, 1990 - 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 108
... material needs removal from the diversion tunnel intake after removing the loose hanging mass . The initial 15m of the Padagad depletion tunnel requires permanent steel sup- port at 0.5m spacing to resist possible tunnel collapse . The ...
... material needs removal from the diversion tunnel intake after removing the loose hanging mass . The initial 15m of the Padagad depletion tunnel requires permanent steel sup- port at 0.5m spacing to resist possible tunnel collapse . The ...
Page 123
... material . Besides , the other tests conducted on the samples include the grain size distribution , Atterbergs ' limits , and x - ray analyses . The material is silt and silty clay ( CL ) with low permeability ; presence of ...
... material . Besides , the other tests conducted on the samples include the grain size distribution , Atterbergs ' limits , and x - ray analyses . The material is silt and silty clay ( CL ) with low permeability ; presence of ...
Page 124
... material and poorly consolidated sandstone belonging to Agartala Formation of Tertiary age . At places , the overburden material is lateritised . The shale beds are interbedded with subordinate sandstone beds . These beds are horizontal ...
... material and poorly consolidated sandstone belonging to Agartala Formation of Tertiary age . At places , the overburden material is lateritised . The shale beds are interbedded with subordinate sandstone beds . These beds are horizontal ...
Contents
CONTENTS | 1 |
Quaternary geological and geomorphological mapping of the ChandanBadua | 7 |
Quaternary geological mapping in KosiGandak interfluve tract North Bihar | 13 |
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alignment amphibolite anomaly anorthosite bands basin bed rock belt BIHAR BIHAR Code biotite block boreholes chromite clay CONSTRUCTION STAGE GEOTECHNICAL covered cut-off dam axis deposits depth Disang district drilling earth dam Engineering Geology Engineering Geology Division-IV excavation exposed EXTENDED ABSTRACTS field season folds foliation Formation foundation geochemical geological mapping Geology Division-II Ops geomorphological geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gneissic Gondwana grained granite granite gneiss granitoid graphite grey grouting GSI Vol hill indicate irrigation khondalite lineaments located Meghalaya migmatites mineralisation minerals nala occur ORISSA ORISSA Code pegmatite phyllite plagioclase power house proposed Purulia Purulia district quartz veins quartzite Quaternary Regional Geology Division right bank samples sandstone scale schist sediments shale shear zone Shillong siltstone Singhbhum slope soil Special Investigation spillway sq km STAGE GEOTECHNICAL INVESTIGATION structure surface SURVEY OF INDIA thick toposheet traverse trending tunnel upto volcanic weathered West Bengal