Stair Riser Height Irc. The maximum riser height is 7.75 inches, with a similar maximum permitted variation of ⅜ inch in any single stairway. © 2012 stairbuilders and manufacturers association interpretation of irc 2012 • www.stairways.org • 5 r311.7.3 vertical rise. Measure the height of every stair in the staircase. Risers shall be vertical or. Check for riser height consistency. The greatest riser height within any flight of stairs shall not exceed the smallest by more than 3 / 8 inch (9.5 mm).
from www.jlconline.com
The maximum riser height is 7.75 inches, with a similar maximum permitted variation of ⅜ inch in any single stairway. The greatest riser height within any flight of stairs shall not exceed the smallest by more than 3 / 8 inch (9.5 mm). Risers shall be vertical or. Check for riser height consistency. Measure the height of every stair in the staircase. © 2012 stairbuilders and manufacturers association interpretation of irc 2012 • www.stairways.org • 5 r311.7.3 vertical rise.
Stair Stringers Calculation and Layout JLC Online Staircases
Stair Riser Height Irc Check for riser height consistency. The maximum riser height is 7.75 inches, with a similar maximum permitted variation of ⅜ inch in any single stairway. Measure the height of every stair in the staircase. Check for riser height consistency. © 2012 stairbuilders and manufacturers association interpretation of irc 2012 • www.stairways.org • 5 r311.7.3 vertical rise. Risers shall be vertical or. The greatest riser height within any flight of stairs shall not exceed the smallest by more than 3 / 8 inch (9.5 mm).