A Study of Landslides along part of a National Highway in Manipur, India.

摘要

Landslides are one of the common natural hazards causingloss of life and property. Three national highways(NH-39, 53 and 150) running across the Manipur state arethe only means of surface transport. Present study areabetween Keithelmanbi to Nungba along a part of NH-53,stretching for about 107 km is highly prone to landslides.In addition to 45 moderate to major active landslides,many sites have been identified as high-risk zones alongthe road-section. Large scale anthropogenic activities likeconstruction and widening of road, quarrying for theconstruction material, fragile lithology, complex geologicalstructures and heavy rainfall are the main causes oflandslides in the area.