securing

Gran Sasso Tunnel: work has begun on cleaning the caps

Activities to clean the Gran Sasso tunnel caps have begun. A new technique based on vacuuming the material to be removed without using water will be used for the work. Industrial vacuum cleaners have gone into operation. The tunnels have …

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A24: the safety work in Tornimparte

Load tests on the first fully earthquake-proof viaduct. We are in Tornimparte, on the Sant’Onofrio viaduct of the A24 highway. Here with the demolition of the old viaducts, the transformation of the A24 was started so as to achieve the …

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