Question

In _______ masonry, the stones of irregular sizes and shapes are used which are arranged so as to have a good appearance.

(a) Dry rubble masonry

(b) Polygon rubble masonry

(c) Random rubble masonry

(d) Uncoursed rubble masonry

The question was posed to me at a job interview.

The doubt is from Classification of Stone Masonry in section Stone and Brick Masonry of Construction & Building Materials

Answer 1

Correct choice is (c) Random rubble masonry

The explanation is: In Random rubble masonry, the face stones are chisel addressed and the thickness of mortar joints does not exceed 6 mm. This type of masonry is used for the construction of residential buildings, compound walls, godowns, etc.