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Q: According to IS 456 : 2000, what should be the unit weight of plain cement concrete?
  • A. 24 kN/m³
  • B. 23 kN/m³
  • C. 21 kN/m³
  • D. 22 kN/m³
Correct Answer: Option A - According to IS 456 : 2000, unit weight of common building materials are – Material Unit Weight Plain Cement Concrete 24 kN/m³ Reinforced Cement Concrete 25 kN/m³ Brick Masonry 19-20 kN/m³ Stone masonry 21-27 kN/m³ Timber 6–10 kN/m³ Plaster-cement 21 kN/m³ Plaster-lime 18 kN/m³ steel 78.5 kN/m³ Roof finishes 0.2-1.2 kN/m³
A. According to IS 456 : 2000, unit weight of common building materials are – Material Unit Weight Plain Cement Concrete 24 kN/m³ Reinforced Cement Concrete 25 kN/m³ Brick Masonry 19-20 kN/m³ Stone masonry 21-27 kN/m³ Timber 6–10 kN/m³ Plaster-cement 21 kN/m³ Plaster-lime 18 kN/m³ steel 78.5 kN/m³ Roof finishes 0.2-1.2 kN/m³

Explanations:

According to IS 456 : 2000, unit weight of common building materials are – Material Unit Weight Plain Cement Concrete 24 kN/m³ Reinforced Cement Concrete 25 kN/m³ Brick Masonry 19-20 kN/m³ Stone masonry 21-27 kN/m³ Timber 6–10 kN/m³ Plaster-cement 21 kN/m³ Plaster-lime 18 kN/m³ steel 78.5 kN/m³ Roof finishes 0.2-1.2 kN/m³