Records of the Geological Survey of India, Volume 122, Part 6The Survey, 1989 - 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 118
... foundation grade for a 31 m high concrete structure may not be even below 26-50 m depths . A central spillway is therefore favoured . Absence of any topographic saddle along the proposed axis does not seem a possible alterna- tive for ...
... foundation grade for a 31 m high concrete structure may not be even below 26-50 m depths . A central spillway is therefore favoured . Absence of any topographic saddle along the proposed axis does not seem a possible alterna- tive for ...
Page 119
... foundation grade suggested earlier and at places even improved , minimising the excavations . The borehole in the power house and shaft sites have indicated a foundation grade around RL . 140 m avoiding the thick decomposed clinkery ...
... foundation grade suggested earlier and at places even improved , minimising the excavations . The borehole in the power house and shaft sites have indicated a foundation grade around RL . 140 m avoiding the thick decomposed clinkery ...
Page 125
... foundations . A bole bed has been delineated 20 m below the dam foundations . The bole bed encountered in blocks no . 26-27 has been excavated and back filled with concrete , to make the foundation monlithic . The 135 km long left bank ...
... foundations . A bole bed has been delineated 20 m below the dam foundations . The bole bed encountered in blocks no . 26-27 has been excavated and back filled with concrete , to make the foundation monlithic . The 135 km long left bank ...
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Common terms and phrases
Aa flow alignment alluvium anomaly zone Archaean basalt flows bed rock Bijawar block borehole calcareous chert Chhattisgarh clay compound pahoehoe conglomerate cores Dark grey Deccan basalt Deccan Trap deposits depth dips DISTRICT dolomite drill holes ENE-WSW Engineering Geology Engineering Geology Division excavation exposed fault Formation fractured fragmentary top fresh basalt geochemical geological mapping Geologist Jr geophysical GEOTECHNICAL INVESTIGATIONS gneiss Gondwana gradient Group highly porphyritic Impersistent indicated intrusives Jabalpur joints Lameta laterite lava limestone located MADHYA PRADESH MADHYA PRADESH Code MAHARASHTRA masonry medium grained mineralisation moderately porphyritic Nagpur Narmada NW-SE occur pahoehoe pahoehoe flow pegmatite porphyritic proposed Proterozoic quartz veins quartzite Quaternary Raipur RAIPUR DISTRICT red bole Regional Geology Division reservoir samples sandstone scale schist sediments sequence shale shear zone soil sparsely porphyritic spillway sq km sq km area stromatolitic studies subsurface exploration Supergroup thick toposheet traversed trending tunnel Unconformity upper upto vesicular Vindhyan के