Okay guys I m new here i wanna ask you that ,if i mix two
three larger stones (about 20cm dia)in concrete for column or
footings what actually happens, how the strength of concrete
is reduced? and why it is not allowed?




Answers were Sorted based on User's Feedback



Answer / ratheesh

If you are put big stones in inside the concrete area, you
cant pour concrete properly, also structure il get more
honeycomp and poor strength.

Is This Answer Correct ?    1 Yes 0 No

Answer / sjtbehera

Ok if you new, you donot want put this queston. Prtically some minor strength is reduced in large concrete. But in small area it reduced. Because area covrred by this material is large and reduced concrete area

Is This Answer Correct ?    1 Yes 0 No

Answer / rajesh.d.v.s.p.

if u use in larger aggregate in concrete mortar surrounding aggregate is not attached to throughout circumferences of aggregate so that there is air voids in between aggregate and concrete mortar.due to these air voids concrete fails quickly

Is This Answer Correct ?    1 Yes 0 No



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