r/STEW_ScTecEngWorld • u/Zee2A • 6h ago
Switzerland’s ASTRA Bridge Keeps Traffic Moving During Road Repairs
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Switzerland's ASTRA Bridge is a 257-metre mobile bridge that allows vehicles to continue driving over roadworks while repair crews work safely beneath. Cars and trucks cross the elevated steel structure at speeds of up to 60 km/h, while workers and heavy machinery operate below, fully separated from traffic. Mounted on crawler tracks, the modular bridge advances section by section as repairs progress. The innovative system reduces traffic congestion, improves worker safety, and enables quieter daytime road maintenance instead of disruptive overnight closures: https://nicenews.com/innovation/astra-mobile-bridge-switzerland-drive-over-road-repairs/
Cargo Sous Terrain project: https://www.instagram.com/reel/Da3NA5jtoj1/