everything about rail system…

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

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