Records of the Geological Survey of India, Volume 140, Part 5The Survey, 2007 - 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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Results 1-3 of 58
Page 136
... dolerite dykes is the lithological assemblage at the spillway site . Based on the subsurface exploration carried out by project authorities , the foundation level for seating the H.C.Weir is tentatively decided at R.L. + 337 m by the CE ...
... dolerite dykes is the lithological assemblage at the spillway site . Based on the subsurface exploration carried out by project authorities , the foundation level for seating the H.C.Weir is tentatively decided at R.L. + 337 m by the CE ...
Page 149
... dolerite dyke is exposed in the area as a positive relief , as a natural barrier , almost parallel to the proposed dam alignment , advantage is taken by aligning the dam suitably . Dolerite is very hard and competent in its fresh ...
... dolerite dyke is exposed in the area as a positive relief , as a natural barrier , almost parallel to the proposed dam alignment , advantage is taken by aligning the dam suitably . Dolerite is very hard and competent in its fresh ...
Page 183
... dolerite is exposed in the foundation . Examination indicated that the dolerite is massive to blocky and fairly fresh . The foundations are excavated from RL 391.465 m to RL 383.847 m . The borehole drilled at ch . 300 m indicate a core ...
... dolerite is exposed in the foundation . Examination indicated that the dolerite is massive to blocky and fairly fresh . The foundations are excavated from RL 391.465 m to RL 383.847 m . The borehole drilled at ch . 300 m indicate a core ...
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Common terms and phrases
abutment Additional Item amphibolite ANDHRA PRADESH bed rock biotite block boreholes boreholes drilled carried charnockite clay CONSTRUCTION STAGE GEOTECHNICAL cover Cuddapah cut off trench cut-off depth DISTRICT dolerite dolerite dyke downstream earth dam excavated exposed field season flank foliation Formation foundation fresh rock garnet garnetiferous geological mapping GEOTECHNICAL INVESTIGATION gneiss gold granite granitoids granulite gravity grey ground level hornblende indicated intrusive joints KARNATAKA KERALA Khondalite kimberlite Kumar laterite limestone lineament located magnetite migmatite mineralisation minerals moderate monzogranite NE-SW NW-SE overburden pegmatite Peninsular Gneissic Complex penstock permeability tests powerhouse project authorities proposed Puducherry pyroxene pyroxene granulite quartz quartz veins quartzite river rock types samples schist Schist belt seismic shale shear zone slope soil Specialised Thematic Mapping spillway sq km STAGE GEOTECHNICAL INVESTIGATION strike length structure studies suggested Tamil Nadu terrain thickness toposheet traversed tunnel upto values varies vertical weir width