Geosciences
According to USCS Classification for the City of An-Najaf, Iraq The unified soil classification system (USCS) first proposed by Casagrande and subsequently developed by the Army Corps of Engineers (Geotechnical). … Read More
By Philip S. Prince, sand model landslide If you Google the word “landslide”…the first search result you get is the Fleetwood Mac song. I suppose this says something about the … Read More
Geomodelling (Geologic modelling) Geologic modelling, geological modelling or geomodelling is the applied science of creating computerized representations of portions of the Earth’s crust based on geophysical and geological observations made … Read More
In the year of 2012 the NARO announced an in-situ ground survey machine, the Nippon Screw Weight System (NSWS), designed to overcome problems with the standard penetration test. The NSWS … Read More
The Atterberg limits are a basic measure of the critical water contents of a fine-grained soil: its shrinkage limit, plastic limit, and liquid limit. Depending on its water content, a … Read More
Hammer tunnelling has proven to be economic mainly in the Mediterranean countries and Asia. Hammer tunnelling is successful compared to drilling and blasting when the fractured rock structure makes controlled … Read More
Earthflow Earthflows can occur on gentle to moderate slopes, generally in fine-grained soil, commonly clay or silt, but also in very weathered, clay-bearing bedrock. The mass in an earthflow moves … Read More
The SSR (Slope Stability Rating) classification system (Taheri et al., 2006a) is a new rock mass classification system which has been proposed in Iran to study the stability of fractured … Read More
What are tricone drill bits used for? Tricone bits, first created during the Great Depression, represented a significant leap forward in drilling technology. Tricone drill bits are the go-to solution … Read More
Vegetation and slope stability Vegetation and slope stability are interrelated by the ability of the plant life growing on slopes to both promote and hinder the stability of the slope. … Read More
