Building Construction
Bearing capacity of soils cannot be improved by

Watering surface of soil
Ramming crushed stone in soil
Draining sub-soil water
Driving sand piles

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

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
Glass strips are driven into the layer according to the pattern required
A base course is prepared as in cement concrete flooring
After final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material

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