Great Beirut Water Supply Project: First of Two Hard Rock Tunnel Boring Machines in Operation

A number of years ago the Great Beirut Water Supply project (GBWSP) was established to improve the drinking water provision of the greater Beirut area and strengthen the weakly structured southern settlement area of the Lebanese capital. The project is being sponsored by the World Bank. As from 2019, some 40 million m³ of drinking water per year will flow through the new supply pipes to a reservoir, which will supply the entire Beirut region.

A total of 24 km of tunnels will be driven within the scope of the GBWSP mainly by mechanised means using TBMs. A connecting tunnel with partial lengths...

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