Under the centered-door configuration in ADA Standards Table 407.4.1, what minimum door clear width is specified?
- A30 inches
- B36 inches
- 42 inches
- D48 inches
Where to look it up
https://www.access-board.gov/ada/chapter/ch04/
Why C is correct
The centered-door row gives 42 inches for door clear width. The value is for the doorway, not the elevator lobby or inside car width; other configurations have their own table entries. Source: https://www.access-board.gov/ada/chapter/ch04/
