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Q. |
Which of the following statement is correct? |
A. | The sub-grade strength has only little influence upon the structural capacity of the rigid pavement. |
B. | The major factor in the design of rigid pavements is the flexural strength of concrete. |
C. | The temperature variations due to changes in atmospheric conditions do not produce stresses in flexible pavements. |
D. | all of the above |
Answer» D. all of the above |
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