Records of the Geological Survey of India, Volume 129, Part 5Government of India, 1994 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 151
... suggested to grout the zone down to a level of RL 28 m to the extent of refusal . Permeability tests in alternate holes were also suggested to monitor the efficacy of grouting at a later stage . A 50 cm wide weathered zone occurs below ...
... suggested to grout the zone down to a level of RL 28 m to the extent of refusal . Permeability tests in alternate holes were also suggested to monitor the efficacy of grouting at a later stage . A 50 cm wide weathered zone occurs below ...
Page 156
... suggested in order to take advantage of the narrow width of the valley ( 100 m ) and the much reduced thickness ( 8m ) of the bouldery overburden at this site . The 1,140 m long and 26 m high ( FRL : 223 m ) bund has been taken up for ...
... suggested in order to take advantage of the narrow width of the valley ( 100 m ) and the much reduced thickness ( 8m ) of the bouldery overburden at this site . The 1,140 m long and 26 m high ( FRL : 223 m ) bund has been taken up for ...
Page 161
... suggested to take the cut - off into bedrock in the earth dam reaches . The spillway suggested to be located between RD 900 and 1,000 m has been explored by four boreholes . Fresh rock suitable for laying the foundation is anticipated ...
... suggested to take the cut - off into bedrock in the earth dam reaches . The spillway suggested to be located between RD 900 and 1,000 m has been explored by four boreholes . Fresh rock suitable for laying the foundation is anticipated ...
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Common terms and phrases
acid volcanics amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly zones anorthosite assessment auriferous banded iron formation beach ridges bedrock beds BIF bands biotite biotite gneiss block boreholes carried charnockite chert Chitradurga clay delineated deposits depth Dharwar dips dolerite drilling dykes east eastern emplaced ENE-WSW excavated exposed field season folds foliation foundation gabbro geochemical GEOLOGICAL MAP geophysical geotechnical investigations gneiss Gneissic gold mineralisation granite gneiss granulite gravity grey grout hornblende INDEX indicated intrusives joints KARNATAKA KERALA kimberlite laterite lignite limestone lineament located mafic magnetic metabasalt migmatites mineral mineralised zones NE-SW NNW-SSE NW-SE occur overburden pegmatite Plate power house PROJECT pyrite quartz quartz veins quartzite regional reservoir river rock types samples scale schist belt schistose sediments shear zone slope soil southern spillway sq km strike length structural studies sulphides surveys TAMIL NADU thickness traversed trenching trending tunnel ultramafic upto vertical weathered width