Which of the following grade is not recommended by IS 456-1978?

Related MCQs

• If the various concrete ingredients i.e. cement, sand and aggregates are in the ratio of 1:3:6, the grade of concrete, is
• For reinforced concrete exposed to sulphate attack minimum grade required is
• The ratio of different ingredients (cement, sand and aggregate) in concrete mix of grade M 20 is
• The concrete mix of grade M 25 means that the compressive strength of 15 cm cubes at 28 days after mixing is
• If the proportions of different ingredients (cement, sand and aggregate) are in the ratio of 1 : 2 : 4, then the grade of concrete is
• The mass concrete in piers and abutments, the grade of concrete mix used, is
• For the improvement of workability of concrete, the shape of aggregate recommended is
• Which one is not a chemically active pore filling material?
• Which one is not used as air entraining agents?
• The rock which is not calcareous, is :