The gaz station between Bondo and Castasegna was designed by Swiss architect Peppe Brivio and completed in 1962. Very different from the usual gaz station design, three minimalist concrete mushrooms offer protection from the elements to cars and their drivers here. In 2019, the Grisons Heritage Society included it in the list "52 best buildings - Grisons culture of construction 1950 - 2000".
The roof with a diameter of 11 meters almost seem to defy gravity while they balance on their support pillar. The kiosk's roof has the same design, even though it needed to be enclosed.