Expo MRT Station (CG1/DT35) is a Mass Rapid Transit station part of the Changi Airport Branch Line (CAL) of the East West Line in Tampines planning area, Singapore. It sports a space age architecture designed by world-renowned architect Sir Norman Foster. The roof is clad in titanium, steel, and glass, and its design enabled the platform to be columns-free, invoking a sense of spaciousness. The station is built to handle fluctuating passenger volumes due to events at the adjacent Singapore Expo, and has the large spaces needed to facilitate smooth traffic flow.