Records of the Geological Survey of India, Volume 114, Part 3The 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 12
... tunnel alignment and their orientaTABLE - 1 tion are either parallel or askew to the tunnel axis . % of tunnel length Tunnel Race Poor Fair Good Very good Extremely Seepage through the divisional planes and shear zones is good a common ...
... tunnel alignment and their orientaTABLE - 1 tion are either parallel or askew to the tunnel axis . % of tunnel length Tunnel Race Poor Fair Good Very good Extremely Seepage through the divisional planes and shear zones is good a common ...
Page 11
... TUNNEL SUPPORTS A. K. CHOUDHURY and C. PAUL Geological Survey of India ABSTRACT Rock mass classification in a limited stretch of Ramman tunnel by ' Q ' system has indicated that the tunnelling media can be classified into five quality ...
... TUNNEL SUPPORTS A. K. CHOUDHURY and C. PAUL Geological Survey of India ABSTRACT Rock mass classification in a limited stretch of Ramman tunnel by ' Q ' system has indicated that the tunnelling media can be classified into five quality ...
Page 12
... tunnel alignment and their orienta- tion are either parallel or askew to the tunnel axis . Seepage through the divisional planes and shear zones is a common feature , rate of flow increasing or decreasing with the rainfall in the area ...
... tunnel alignment and their orienta- tion are either parallel or askew to the tunnel axis . Seepage through the divisional planes and shear zones is a common feature , rate of flow increasing or decreasing with the rainfall in the area ...
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abandoned quarries alluvium Archaean average axis Balasore Barakar Baripada beds BASU Basudebpur Bihar Bihar Mica Belt biotite block calcareous sandy clay charnockite Chotanagpur clay seam cultural mound deposit derelict lands developed excavation folds foliation foundation fractures Ganjam Geol GEOLOGICAL SURVEY geothermal fields gneiss gneissic Gondwana grained granite granite bodies granitic plutons grout hot spring INDIA Records Volume indicate intrusive Khondalite Kolab Koraput district laterites mapping materials metamorphites metre mica schist migmatite mineral nala natural landscape Nilgiri non-porphyritic granite open cast mining Orissa pediplains pegmatites plagioclase porphyritic porphyritic granite ppm ppm ppm present Puri district quarry depressions quartz quartzite Quaternary formations Rammam Raniganj Raniganj coalfield reclamation Records Volume 114 river samples schist Sector seepages shear zones Shri soil SPECTRAL REFLECTANCE sq km structures subsided lands surface Surv SURVEY OF INDIA Taptapani Tarabalue thermal water tion tunnel underground mines Upper Kolab varieties of granite West Bengal