Which is economical... A column of size 9"*9" Using M20 Or a column of Size 9"*12" Using M15
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Answer Posted / asr
steel & grade of concrete are inversionally proportional..
there fore if you increse size of coloum means you are increasing steel in coloum then you can decrease grade of concrete
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Dear Frds, How can i calculate the Steel for RCC Slab, Please provide one Example also, so that i can understand very well. Ex: Area: 1320.0 Sft.(44' X 30') Span: 15'(Default). Column Size: 9"X15"(6 No.s 12mm Rods) Please Provide Calculation Details. Thankyou. Satish
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