Back9.11.2.1.(1)

ATTRIBUTION:

Functional Statement:

F56

To limit the transmission of airborne sound into a dwelling unit from spaces elsewhere in the building (See Sentence 3.1.1.2.(2) for application limitation).

Objective:

OH3.1

 

APPLICATION:

Minimum sound transmission class rating of wall, floor and ceiling construction separating dwelling units from other space, in buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].

INTENT:

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 a building, which could lead to negative effects on the psychological well-being of persons.
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 ., which list the sound transmission class ratings assigned to a selection of wall, floor and ceiling assemblies.