Interpretation #6930
Published April 04, 2012
Original Request
- Code Version
- 2007
- Code
- RESIDENT
- Code Description
- Residential
- Chapter
- 3
- Section
- R311 Means of Egress
- Topic
- Tread depth circular stairs
Question
Is it the intent of section R311.5.8.3 to require that the min. tread depth at the smaller radius of a circular stair be 10" (9" with a 1" nosing) as measured from nosing to nosing?
Answer Published 04/04/2012 at 3:11 PM
No.
Commentary
The Code section says "may" not shall.