Commercial Status Implementation Issues Sustainable Sources 1994-2000. Concrete Finish Floor Concrete Interior Wall Legend Satisfactory Satisfactory in most conditions Satisfactory in Limited Conditions Unsatisfactory or Difficult Sustainable Sources 1994-1999. Flyash used in concrete is a mature technology. Thirty percent of the flyash in the US is recycled into making concrete. The use of flyash concrete in structural applications such as wall-forms is standard technology.
Some suppliers provide it automatically, others give a choice.
EPS wall-form materials are locally and regionally available. Flyash concrete is the same price as ordinary concrete without flyash. There is a small segment of the population that is fearful of flyash being inferior or unhealthful. A concrete finish floor may sound less desirable aesthetically to some persons. However, coloring, scoring, and texturing techniques can be very attractive.