Interview Questions (Based on Building Materials & Building Construction )

Q.- What is the effect of excess amount of silica in brick??

A.- If alumina is present in excess with inadequate quantity of sand, the raw brick shrink and wrap during drying and burning.

Q.- What is the technical name for mixture of marble chips and cement ??

A.- Terrazo (Used as flooring Material)

Q.- What is quick lime??

A.- The lime obtained by the comparatively pure lime stone is known as quick lime.

Q.- Which type of foundation is most suitable in black cotton soil.

A.- Under –reamed piles

Q.- Why plate load test is carried out ??

A.-To determine the ultimate load bearing capacity of soil and the settlement under the given load.

Q.- State the nominal size and actual size of a modular brick.

A.- Nominal size :20×10×10cm.  Actual size   : 19×9×9cm.

Q.- Explain header in brick masonry ??

A.- A full brick when laid with its length perpendicular to the face of wall is called header.

Q.- What do you mean by nosing in stairs ??

A.-The projecting part of the tread beyond the face of riser.

Q.- Explain Coffer Dams ??

A.- A temporary structure constructed in river , lake etc. for excluding water from a given site to enable the building operation to be performed on dry surface.

Q.- For determining toughness of a stone, which test is carried out ??

A.- Impact Test

 

 

 

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2 Responses

  1. Asif says:

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