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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Page 160
... tests conducted in boreholes drilled indicate high pervious nature of the bedrock . Upstream and downstream side slopes of the cut - off trench are failing at many places within the overburden soil . Seepage is also present all along ...
... tests conducted in boreholes drilled indicate high pervious nature of the bedrock . Upstream and downstream side slopes of the cut - off trench are failing at many places within the overburden soil . Seepage is also present all along ...
Page 169
... tests are suggested to be conducted at every 60 m and 100 m respectively and to communicate the test results along ... tests have given safe bearing capacity of 140 ton / sq m and the insitu shear tests carried out in block 10 in the ...
... tests are suggested to be conducted at every 60 m and 100 m respectively and to communicate the test results along ... tests have given safe bearing capacity of 140 ton / sq m and the insitu shear tests carried out in block 10 in the ...
Page 176
... tests by both drilling and Japanese method . The tests conducted by borehole method indicate k - values to range from 5.3 to 103.50 lugeons . The pit method test indicates that the k - values range from 29.52 to 104 lugeons . On the ...
... tests by both drilling and Japanese method . The tests conducted by borehole method indicate k - values to range from 5.3 to 103.50 lugeons . The pit method test indicates that the k - values range from 29.52 to 104 lugeons . On the ...
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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