Intent 1:
To limit the probability that occupants in one part
of a building will be exposed to excessive levels of airborne noise
from other parts of the building, which could lead to negative effects
on the psychological well-being of persons.
Intent 2:
To direct Code users to:
- Subsection 9.11.1., which refers to standardized
methods of establishing the sound transmission class ratings of wall,
floor and ceiling assemblies, and
- a series of tables in Appendix A-9.10.3.1., which list the sound transmission class ratings
assigned to a selection of wall, floor and ceiling assemblies.