Building Construction
A temporary rigid structure having platforms to enable masons to work at different stages of a building, is known as

Scaffolding
Under pinning
Raking shore
Dead shore

ANSWER DOWNLOAD EXAMIANS APP

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 a horizontal tie at the feet of rafters only
There is no horizontal tie beam
There is a horizontal tie at almost the middle of rafters only

ANSWER DOWNLOAD EXAMIANS APP