Table 2: RCC aggregate gradation

Sieve size Fine aggregate Coarse aggregate
1-1/2 inch 100 100
1 inch 100 95 – 100
2 inch 100 25 – 60
3/8 inch 100 –
#4 85 – 100 0 – 10
#8 65 – 85 0 – 5
#16 45 – 75 –
#30 35 – 60 –
#50 25 – 45 –
#100 15 – 35 –
#200 10 – 20 0 – 2