(height/ thickness) is more than 12 (length/ thickness) is more than 16 (height/ thickness) is more than 20 no fixed relation
Answer Discuss in Comment
0% 10% 20% 30%
8 mm 10 mm 5 mm 6 mm
50 mm 75 mm 48 dia 100 mm
150 mm 75 mm 250 mm 300 mm
l 2l 1.2l 0.65 l
creeping separation bleeding segregation
segregation bleeding creeping separation
ordinary portland cement white cement rapid harding cement low heat cement
20 80 60 40
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