## What was the weight of concrete in pounds per cubic foot?Odkrywaj

Witryna13 kwi 2018 A batch of concrete consisted of $200$ lbs. fine aggregate, $350$ lbs coarse aggregate, $94$ lbs cement, and $5$ gallons water. The specific gravity of the sand and gravel may be taken as $2.65$ and that of the cement as $3.10$. What was