The 3rd International Symposium on UHPC took place in Montpelier on October 2 to 4, 2017, showing that projects and constructions using UHPC has gained an incresingly importance not only in Europe, but also in Asia and North America. RDC was there to (i) learn the more recently know-how developed by the international research community and companies and (ii) to share our own experience in developing competitive standardised products made of UHPC and also the advances on the Spanish design guidelines in which members of RDC has an important role. In this post we talk about the roofing of the Montpellier - South of France TGV Station. Do you want to know this structure?