Records of the Geological Survey of India, Volume 127, Part 4The Survey, 1995 - 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 55
... flows and lateral spill overs at peak discharge periods of trunk channel Brahmaputra . The erosion along Brahmaputra ... flow of the river . ENVIRONMENTAL HAZARD STUDY OF FLOOD AND EROSION PRONE AREAS OF ( 55 ) GSI Rec . Vol . 127 , Pt - 4.
... flows and lateral spill overs at peak discharge periods of trunk channel Brahmaputra . The erosion along Brahmaputra ... flow of the river . ENVIRONMENTAL HAZARD STUDY OF FLOOD AND EROSION PRONE AREAS OF ( 55 ) GSI Rec . Vol . 127 , Pt - 4.
Page 61
... flow and the embankments are prone to breaches . As such it is suggested that flood control embankments and dykes should better be located at the interface zone of upper and lower Brahmaputra terraces , utilising some higher features ...
... flow and the embankments are prone to breaches . As such it is suggested that flood control embankments and dykes should better be located at the interface zone of upper and lower Brahmaputra terraces , utilising some higher features ...
Page 78
... flows further towards NE . The combined river Dikhu flows through a 40m ( approx . ) wide channel at R.L 171m during winter at the dam site . However , the flood plain of the river is 100m wide at R.L 172m . The left abutment rises at a ...
... flows further towards NE . The combined river Dikhu flows through a 40m ( approx . ) wide channel at R.L 171m during winter at the dam site . However , the flood plain of the river is 100m wide at R.L 172m . The left abutment rises at a ...
Contents
AssamMeghalaya TripuraMizoram and ManipurNagaland | 3 |
Geological Mapping TripuraMizoram | 23 |
Geological Mapping ManipurNagaland | 29 |
Copyright | |
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Abor volcanics abutment Aizawl alignment amphibolite anomaly anticlines arenaceous argillaceous ARUNACHAL PRADESH Assam axial bands Barail Group bed rock Bhuban Formation block Bokabil bore holes boreholes Brahmaputra Buxa Formation Chandel districts channel chromite clay dam axis deposits depth Disang dolomite drilling East Siang East Siang district Engineering Geology excavated exposed faults field season fold geochemical geomorphological geotechnical gneiss grey Group of rocks harzburgite hill indicated investigation Jorhat limestone lithological lithounits located LUNGLEI DISTRICTS Manipur medium grained Meghalaya mineral mineralisation MIZORAM NAGALAND nala NE-SW Noa Dihing occur Older Alluvial Plain ophiolite pelagic sediments Phyllite power house Precambrian Project proposed quartz quartzite Quaternary regional right bank river Samchampi samples sandstone schist sequence shale shear Shergaon Shillong Shillong Group silt siltstone slope sq.km structures studies sulphides surface Surma Group synclines systematic geological mapping terrace Tertiary thick Tipam traverses Tripura tunnel ultramafic Umpyrtha area unconformably upto veins Yinkiong zone