Records of the Geological Survey of India, Volume 139, Part 5The Survey, 2006 - 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 129
... excavation . In order to avoid such deep excavation , the foundation grade for the non - over flow dam is suggested to be kept within the fresh and hard massive limestone . And the foundation may be suitably grouted against any solution ...
... excavation . In order to avoid such deep excavation , the foundation grade for the non - over flow dam is suggested to be kept within the fresh and hard massive limestone . And the foundation may be suitably grouted against any solution ...
Page 153
... excavation required at the powerhouse turbine units ( RL +277 m ) is much below the deepest excavation made in the power blocks of the Jurala Dam , and even to the level below the pilot trench excavated earlier . In order to economise ...
... excavation required at the powerhouse turbine units ( RL +277 m ) is much below the deepest excavation made in the power blocks of the Jurala Dam , and even to the level below the pilot trench excavated earlier . In order to economise ...
Page 165
... excavation was made at foundation of the submersible weir on its right flank between R.D.98 m ( water edge of the river Krishna ) and R.D.32 m were examined . Excavation reached up to RL +157.5 m at R.D.98 m and to RL +162 at R.D.32 m ...
... excavation was made at foundation of the submersible weir on its right flank between R.D.98 m ( water edge of the river Krishna ) and R.D.32 m were examined . Excavation reached up to RL +157.5 m at R.D.98 m and to RL +162 at R.D.32 m ...
Contents
ANDHRA PRADESH | 1 |
Quaternary Geology | 9 |
Project National Geochemica Mapping NGCM | 16 |
Copyright | |
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abutment alignment amphibolite Andhra Pradesh assess bands basin bed rock biotite biotite gneiss block boreholes carried charnockite coast cut-off trench depth district dolerite drilled dunes dyke earth dam enclaves excavation exposed field season folds foliation Formation foundation fresh rock garnet Geochemical Mapping geological mapping GEOTECHNICAL INVESTIGATION gneiss gold grained granite granite gneiss granitoids granodiorite granulite gravity grouting holes hornblende indicated intrusive Item joints Karnataka Kerala Khondalite kimberlite laterite limestone lithounits located lugeons mafic metabasalt migmatite mineralisation minerals moderate mylonite NNW-SSE NW-SE occur overburden pegmatite penstock permeability tests phyllite powerhouse project authorities proposed pyroxene quartz quartz veins quartzite reservoir river samples were collected sand schist belt shale shear zone shotcrete slope soil Specialised Thematic Mapping spillway STAGE GEOTECHNICAL stream sediment samples strike structure studies sulphide surface Tamil Nadu thick toposheet traverse trending tsunami ultramafic upto values varying vertical weathered weir width