cement replacement pulverized fuel ash By Noel Mades Posted on February 7, 2018 In No Comments The cement replacement that commonly used for constructing underground concrete is GGBS, Silica Fumes, SRC. About the Author Noel My Other Posts Hi! I am Noel Mades. I am the author of this site. Welcome, and thank you for visiting my site. Leave a Reply Cancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed.