Milano Serravalle Engineering directed the installation work of the new barriers of the roundabout between Nuova Valassina and the A52 northern ring road of Milan, managed by Milano Serravalle – Milano Tangenziale S.p.A. An intervention which was also an opportunity to introduce an interesting innovation: the new barriers are equipped with integrated LED safety technology which allows, thanks to energy-saving lighting, to significantly improve visibility, with important benefits in terms of road safety.