Building Construction
The type of footing which is used to transmit heavy loads through steel columns is

Isolated footing
Raft foundation
Well foundation
Grillage foundation

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Building Construction
For constructing a terrazzo floor, Pick up the incorrect statement from the following:

Glass strips are driven into the layer according to the pattern required
After final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material
A 32 mm thick layer of cement concrete (1 : 2 : 4) is laid on the base course and the surface is made smooth by trowelling
A base course is prepared as in cement concrete flooring

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