Building Construction
In a colar beam roof

There are two horizontal ties, one at the feet and other at the middle of the rafters
There is no horizontal tie beam
There is a horizontal tie at almost the middle of rafters only
There is a horizontal tie at the feet of rafters only

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Building Construction
Pick up the correct statement about silt soil from the following:

All listed here
The least plastic type normally consists of more or less equidimensional grains of quartz
In organic fine grained silt soil possesses no plasticity
The silt soil has particle size from 0.02 mm to 0.06 mm

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Building Construction
Pick up the correct statements from the following:

All listed here
Cracks appear on the plastered surface in the form of hair cracks
Excessive thermal variations in the backing or plaster causes the plaster to fall
In brick work, the efflorescence is removed by applying a solution of zinc sulphate and water

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