Created on : December 2011 CASE STUDY CASE STUDY 16 Soil stabilization at NTPC, Singrauli The Super Thermal Power Corporation at U.P. has condenser unit adjoining the Turbine Generator (TG). The TG has a massive foundation approximately 20m x 20m in plan and the level of the bottom of the TG foundation is 9 m below the ground level. The adjoining condenser unit is about 20m x 5m in plan dimension and the foundation is 12 m below the ground level. After the TG foundation was completed, excavation for the condenser unit was started. During the excavation, when the level reached was about 12 m below the ground level, sand blow occurred from below the TG foundation, leaving some gaping space below the foundation. Due to the movement of sand from the TG foundation bottom, the authorities

Join for free to read