6 Questions
What is the typical size difference between a concrete block and the space it occupies to allow for mortar joints?
3/8 in (9.5 mm)
Which type of brick is mainly used in the construction of flats where large quantities of the product are used?
Second class bricks
What is the maximum percentage of water absorption allowed for third class bricks after 24 hours of immersion in cold water?
25% of their own dry weight
Which type of bond is not mentioned in the text?
Rustic bond
What is the primary use of fourth class bricks?
Road metal and as aggregates in foundation concrete
What is the characteristic of first class bricks?
They are the best quality of bricks
Test your knowledge of different types of bricks and concrete blocks used in construction, including mud bricks, perforated bricks, paving bricks, and more. Learn about their characteristics and uses. Improve your understanding of building materials and construction techniques.
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