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Name:   
Heading: 1.1Need to know the Fine aggregate gradation spec
Message:
for ASTM C-33 optional grading for slabs on grade.

TIA



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Blair Burgess


Blair,

There is no alternate gradation in C-33. I think you mean ACI 302. Here it is.

Table 5.1—Preferred grading of fine aggregates for floors
Sieve designations Percent passing
3/8 in. 100
No. 4 85 to 100
No. 8 80 to 90
No. 16 50 to 75
No. 30 30 to 50
No. 50 10 to 20
No. 100 2 to 5
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Jay Shilstone
 
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