saydfact:


Pls can u educate us on how to get other grades like 20,25 n 30 grades of concrete



see pics below; there is a reason why 'your app' allows for that MIX MODIFICATION - its called RESEARCH...... lol

If you read my post well, I started by listing the standards and then going on to explain what my experience on many sites has taught me; kindly share your knowledge here for every1 to learn rather than inviting us to your facebook page....

THANKS


ALSO READ: http://civilengineersforum.com/concrete-mix-ratio/