Everything you wanted to know about Floats and the Sierra Madre Rose Float Association All BarnFloatsSMRFA How big is the Barn? The Barn is many feet big… big enough for a whole float! What is the Barn made of? The barn is a big metal structure Float 2 This is another faq How is SMRFA run? All about the Association here! How we build a float This is how we build a float.