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Drill and Blast Method

Drill and blast method is mostly used method for the excavation throughout the world. The method can be used in all types of rocks and the initial cost is lower … Continue reading

Jet Grouting

Jet Grouting is a versatile erosion based system used to create in situ engineered geometries of soil-cement generally with limited required access. ┬áJet Grouting creates in-situ columns of grouted soil … Continue reading

Submerged Floating Tunnel

Tunnels in water are by no means new in civil engineering. Since about 1900, more than 100 immersed tunnels have been constructed. Bridges are the most common structures used for … Continue reading

Immersed Tube Tunnel

Immersed tube, also called Sunken Tube, technique of underwater tunneling used principally for underwater crossings. The method was pioneered by the American engineer W.J. Wilgus in the Detroit River in … Continue reading

Simulation Software Categories for Tunnel Ventilation Systems

Software applications used for the design of tunnel ventilation systems fall into two general categories: onedimensional onedimensional, also known as network analysis, and two or three-dimensional CFD. In network analysis, … Continue reading

Kaprun Disaster

The Kaprun disaster was a fire that occurred in an ascending railway car in the tunnel of the Gletscherbahn 2 railway in Kaprun, Austria, on 11 November 2000. The disaster … Continue reading