Records of the Geological Survey of India, Volume 123, Part 1The Survey, 2002 - 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 116
... spillway can be constructed . Geological mapping covering an area of about 0.05 sq km on 1 : 500 scale around this site has been done . An alternative site was also chosen in the immediate downstream of a quartzite mound , located on ...
... spillway can be constructed . Geological mapping covering an area of about 0.05 sq km on 1 : 500 scale around this site has been done . An alternative site was also chosen in the immediate downstream of a quartzite mound , located on ...
Page 134
... spillway site schistose rock is present along the crest line of the spillway , and rest of the area is covered by soil . At the present spillway site , about 8 m to 10 m of excavation is required for foundation level . Be- sides , a ...
... spillway site schistose rock is present along the crest line of the spillway , and rest of the area is covered by soil . At the present spillway site , about 8 m to 10 m of excavation is required for foundation level . Be- sides , a ...
Page 138
... spillway site on left abut- ment and mapping of foundation rock of right canal outlet and spillway . During 1988-89 F.S. , the spillway site was mapped at the existing level on 1 : 200 scale covering approxi- mately 21000 sq . m . Hard ...
... spillway site on left abut- ment and mapping of foundation rock of right canal outlet and spillway . During 1988-89 F.S. , the spillway site was mapped at the existing level on 1 : 200 scale covering approxi- mately 21000 sq . m . Hard ...
Contents
CENTRAL HEADQUARTERS | 1 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 46 |
COAL WING | 72 |
Copyright | |
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alignment amphibolite analysed Andhra Pradesh anomaly assess associated bands basalt basaltic flows basin Bihar Bihar Code block boreholes clay coal Coalfield comprises covered cut-off trench dam axis Deccan Trap delineated deposits depth Director district Code DIVISION Headquarters dolerite drilling dykes earth dam excavation exploration exposed field season Formation foundation geochemical geological mapping GEOLOGY DIVISION geophysical geotechnical investigation gneiss gold Gondwana grained granite granite gneiss gravity grey Group holes indicated intrusive irrigation limestone located magnetic Maharashtra migmatite mineral mineralisation Nagpur nala occur Orissa Orissa Code pegmatite phyllite porphyritic power house proposed quartz quartz veins quartzite Quaternary Raniganj Regional reservoir river rock types sand sandstone scale schist schist belt seams sediments shale shear zone Singhbhum soil spillway sq km sq km area stage geotechnical investigation strike length suggested sulphide Supergroup surface surveys thickness tion Toposheet traverses trending tunnel upto West Bengal