There shall be a floor or landing at the top and bottom of.
Sliding door landing code.
Exterior doors in homes and businesses not only provide security but they also serve as a vital means of egress during a fire or other emergency.
This allowance provides some design flexibility.
Landing requirements for all other exterior doors for all non egress exterior doors the 2003 code update allows a 7 3 4 in.
All exterior doors shall have a landing immediately on the exterior side.
Where a door opens over a landing the landing shall be at least as wide as the door and at least 5 feet long.
The landing or floor on the exterior side shall be not more than 7 3 4 inches 196 mm below the top of the threshold provided the door does not swing over the landing or floor.
Building codes for exterior doors.
Landings or finished floors at the required egress door shall be not more than 1 1 2 inches 38 mm lower than the top of the threshold.
R311 7 6 landings for stairways.
Regardless of the occupant load there shall be a floor or landing on each side of a door.
The floor or landing shall be no more than 1 inch lower than the threshold of the doorway.
The exterior landing or floor shall not be more than 7 inches below the top of the threshold provided the door does not swing over the landing or floor.
These landings must be no more than 8 inches below the interior floor level.
If the door swings out over the landing this dimension is 1 inch maximum.