Colombia’s new tunnel providing engineering challenge

The Toyo tunnel being planned in Colombia will provide several engineering challenges according to reports. Located in Antioquia, the tunnel lies in an area with tricky topography. The project is expected to cost some US$783 million to build with the tunnel being located at an altitude of around 1,500m.
June 4, 2015 Read time: 1 min
The Toyo tunnel being planned in Colombia will provide several engineering challenges according to reports. Located in Antioquia, the tunnel lies in an area with tricky topography. The project is expected to cost some US$783 million to build with the tunnel being located at an altitude of around 1,500m.
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