A strength test shall be the average of the strengths of ________ - ProProfs Discuss
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A strength test shall be the average of the strengths of ________ cylinders made from the same sample of concrete and tested at ____ days or at test age designated for determination of FC.



A. 3, 28
B. 1, 56
C. 4, 56
D. 2, 28

This question is part of Reinforced Concrete Practice Test 1
Asked by Dduarte, Last updated: Dec 05, 2017

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3 Answers

karajian

Karajian

Answered on Oct 10, 2017

ACI 318-14 PAGE 478---CHAPTER (26) 26.12.1.1(a)

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John Adney

John Adney

Answered on Sep 30, 2017

It depends on the size cylinders that are being used.

6x12 = 2/28

4x8 = 3/28

 Reply

dduarte

Dduarte

Answered on Sep 28, 2017

2, 28

pg. 65, 5.6.2.4
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