0330 Interior Walls Non Loadbearing - Floors - Joists -

Image Text: Non-loadbearing wall > wall stud > non-loadbearing wall > bottom plate > subfloor > doubled-up joist below wall is good building practice > use minimum 2 inches x 4 inches blocking at maximum 4 feet spacing if wall does not line up over joists > Note: sub-floor shown semi-transparent to make joist details visible