The metro system in Sofia was to be expanded. The current Metro Line 1 was to be supplemented by an additional Line 2 in the form of a 17-kilometer section planned from the Obelya…
Read moreA new main sewer was to be constructed for the eastern outer districts of Mexico City. The background to the project is an incident some years ago, when the Rio de la Compañia…
Read moreMore than 100 years ago, the first kilometers of tunnel in the New York metro network were put into operation. At that time, around 3.5 million people lived in Manhattan and in the…
Read moreIn northeast England, the construction of a sea outfall was planned in order to divert treated sewage into the North Sea. The pipeline with a total length of 550 meters comprised…
Read moreThe "Tugun Project Gold Coast" included the construction of a desalting plant and installation of two water pipelines in Queensland (Australia). The 2.2-kilometer and…
Read moreThe Kiev metro - also known as "Pidsemka" - was opened in 1960 and was the first underground in the Ukraine and the third in the USSR. The metro system ist the backbone of the…
Read moreThe Société Électrique de l’Our (SEO) in the Grand Duchy of Luxembourg expanded the "Vianden Pump Storage Plant" by an additional 11th machine set with a pump turbine, which would…
Read moreThe aim was to relieve Biel (Canton of Bern, Switzerland) and the surrounding villages from the ever-increasing volume of traffic. The Biel bypass of the A5 highway closed the…
Read moreThe Queens Bored Tunnels are a part of the East Side Access Project, and are the last major tunnel connection between Queens and the Grand Central Terminal in Manhattan. After…
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