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Q: On which basis the Bureau of Indian Standards (BIS) classified common burnt clay bricks?
  • A. Compressive strength
  • B. Size of brick
  • C. Water absorption
  • D. Swelling of brick
Correct Answer: Option A - As per IS 1077-1992 Cl 4.1– The common burnt clay brick shall be classified on the basis of average compressive strength. • As per code bricks are classified based on its designation from 35 to 3.5.
A. As per IS 1077-1992 Cl 4.1– The common burnt clay brick shall be classified on the basis of average compressive strength. • As per code bricks are classified based on its designation from 35 to 3.5.

Explanations:

As per IS 1077-1992 Cl 4.1– The common burnt clay brick shall be classified on the basis of average compressive strength. • As per code bricks are classified based on its designation from 35 to 3.5.