12. A normal-weight concrete has an average compressive strength of 20 MPa.What is the estimated flexure strength?What is the estimated tensile strength? 13. Comparing ordinary normal Portland Cement Concrete (PCC) with mild steel, answer the followingquestions:a. Which one is stronger?b. Which one has a higher modulus of elasticity or stiffness?c. Which one is more brittle?d. What is the range of compressive strength for a typical normal PCC?e. What is the range of compressive strength for a high-strength concrete?f. What would be a reasonable range for PCC modulus elasticity?

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Answered: A normal-weight concrete has an average…

A normal-weight concrete has an average compressive strength of 20 MPa. What is the estimated flexure strength? What is the estimated tensile strength?

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter20: Design Of Rigid Pavements

Section: Chapter Questions

Problem 1P: Portland cement concrete consists of what four primary elements?

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12. A normal-weight concrete has an average compressive strength of 20 MPa.
What is the estimated flexure strength?
What is the estimated tensile strength?

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