This relatively new airport terminal in Uruguay was designed by architect Rafael Viñoly in the shape of a paraglider. This form, while seductive in its low lying curved profile, introduced a number of challenges due to its three axis of curvature and design suction forces of up to 1.8 kPa.
IIFC’s report states “MVC’s eventual solution was to cover the bottom surface with sandwich panels made of composite plates having a gelcoat finish and expanded polystyrene and polyurethane core. These were attached to the building’s main structure by a secondary aluminum structure so as to allow for the correction of imperfections present in the main structure. 24,000 m² of panels were supplied and assembled, without interfering with the other activities at the construction site, over a period of 9 months.” Read more here
photos via http://www.rvapc.com/