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. |
From inside the book
Results 1-3 of 42
Page 12
... rock mass is significantly wide , the deformation modulus of the mass will tend to that of a small intact specimen . So as RQD approaches 100 % , the field / Laboratory modulus ratio approaches unity ( Hewell & Farmer - Principles of ...
... rock mass is significantly wide , the deformation modulus of the mass will tend to that of a small intact specimen . So as RQD approaches 100 % , the field / Laboratory modulus ratio approaches unity ( Hewell & Farmer - Principles of ...
Page 13
... Rock bolts at the crown , ( ii ) Steel supports with nodal points and ( iii ) Steel supports with pre - fabricated slabs and back - filled with concrete . As per design specification rock bolts are to be applied in massive and hard rock ...
... Rock bolts at the crown , ( ii ) Steel supports with nodal points and ( iii ) Steel supports with pre - fabricated slabs and back - filled with concrete . As per design specification rock bolts are to be applied in massive and hard rock ...
Page 14
... rock mass in fair quality of rock . Rock bolts in good to extremely good quality rock need to be placed within a fortnight to prevent rock fall from the roof arch . This time schedule and type of supports for various quality of rocks ...
... rock mass in fair quality of rock . Rock bolts in good to extremely good quality rock need to be placed within a fortnight to prevent rock fall from the roof arch . This time schedule and type of supports for various quality of rocks ...
Other editions - View all
Common terms and phrases
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