1.

Foundation and plinth shall be of ______________ brickwork with lime mortar over lime concrete.(a) 2nd class(b) 3rd class(c) 1st class(d) 4th classI had been asked this question in an interview for job.This intriguing question originated from General Specifications topic in section Specifications, Estimation of Quantities of Materials and Transport of Civil Engineering Drawing

Answer»

The correct option is (c) 1ST class

The explanation is: Characteristics of first class brick-

 – All bricks should be of first class of standard specifications.

–Bricks should be MADE of good earth completely burnt.

–Bricks should be of deep CHERRY red or copper colour.

–Bricks should be regular in shape.

–Edges of bricks should be sharp.

–On being struck, bricks should emit clear RINGING sound.

–Bricks should be free from cracks, chips, flaws and lumps of any kind.

–Bricks should not ABSORB water more than one sixth of its weight after one hour of immersing in water.


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