Exam (elaborations)
ACI ASTM C 138-unit weight of concrete questions with answers graded A+
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ACI ASTM C 138-unit weight of concretewhen 3 1/2 in. slump concrete is consolidated in a 0.5 cubic foot measure, consolidation is accomplished by? a. either rodding or vibration b. rodding c. vibration - correct answer b. rodding what is the air content (in percent) of the following concrete ...
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