All of these are components of the flooring system except<u> soffits </u>
Option D is correct
What is the flooring system?
A flooring system is considered as how the material and pieces fit together. It is a cluster of components that are fastened together to create a smooth, even and elegant floor. Typically, a flooring system will require support at its contrary sides
How do lally columns work?
The Lally Lock is a fairly fresh and innovative type of structural column made by Dean Column Co., Inc. A standard lally column consists of the round thin-walled structural steel columns that gives support to beams or timbers stretching over long period of spans. The columns are filled with concrete to avoid buckling columns work.
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