Answer / ramadass

nominal mix is a mixing ratio constant and also vary widely
strenght of concrete maximum size of aggregate ,design mix
is performance based the property like strenght durability
workability &cost of material is reduced

Answer / rajesh

nominal mix:vary widely in strength due to less or more mix
in coarse and fine aggregate and another main factor it is
not ecnomical
design mix:designed by the engineers ,not much vary in
strength and it is economical

Answer / guest

nominal mix is the maximum size of aggregates and design mix
is the next to the size of maximum size.

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