Gogoi, D, Tewari, H.  (2017). Macro-scale landslide susceptibility mapping in parts of 78A/4, 8, 12 and 78F/1, 5, 9, 10, Darjeeling and Jalpaiguri districts, West Bengal
Dalep subsidence
Dalep
Construction of catch water and chute drains, sausage and CRM walls at critical locations, retardation and toe wall at Tista bed level and shotcreting with drainage holes at exposed rock faces.
Sheet erosion of the weathered rock mantle along a steep hill slope during rainy season.  Moreover, impingement of Tista river at the toe zone also induces distressing in the slope.