2 Answered Questions for the topic Engineering - Concrete

Engineering concrete

06/28/14

#### A cubic yard of concrete is to contain 6 bags of cement and 39 gallons of water. The absolute volumes of the fine and coarse aggregates

required are 6.86 cu ft and 11.67 cu ft respectively. The bulk specific gravities are 2.65 for the fine aggregate and 2.68 for the coarse aggregate.
Question: Determine the required weights...
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Engineering concrete

06/28/14

#### A container whose volume is 36 cu in. is filed with damp sand, which is found to weigh 32 ounces, after the sand is dried, it weighs 30.8 ounces

question A: what is the percentage of moisture in terms of the weight of the dry sand?
question B: What is the weight per cubic foot of the damp sand?

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