In which of the following type of construction, the square or rectangular blocks of stones are used?

Rock Masonry

Brick masonry

Ashlar masonry

Rubble masonry

Correct Answer : Ashlar masonry

Explanation : In Ashlar masonry, the height of stone various from 250 mm to 300 mm. The length of stone should not exceed 3 times the height and the depth into the wall should be at least equal to half the height.

Recently Updated in Building Materials Questions

The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively :

75, 10, 15

10, 15, 75

15, 75, 10

10, 75, 15.

Correct Answer : Option (C) : 15, 75, 10

A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than ____

10%

15%

20%

25%

Correct Answer : Option (C) : 20%

According to IS 399-1963, the weight of the timber is specified at ______

12% moisture content

14% moisture content

8% moisture content

10% moisture content

Correct Answer : Option (A) : 12% moisture content

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