I've been doing research on using limecrete on top of a plywood floor, as a mortar for laying tiles as the final floor finish. Our floor is raised about 2.5 feet above ground level, on top of a post and pier foundation. What is the style of floor you are looking to use limecrete on?
"It is, of course, one of the miracles of science that the germs that used to be in our food have been replaced by poisons." - Wendell Berry