1 attics that are small less than 30 square feet of area or under a low slope roof that does not have a minimum of 30 inches of clear opening height between the top and bottom structural members are not required to have an attic hatch by the building code.
Eugene attic opening less then 30.
An attic in which a fau is installed shall be accessible by an opening and passageway 30 x 30 in size.
The passage must not be smaller than 30 high x 22 wide and no longer than 20 unless it s at least 6 tall and then no more than 50 passageways must have a solid floor no less than 24 wide.
Attic access may be reduced to 22 x 30 provided the largest piece of equipment can be removed.
An attic access shall be provided to attic areas that exceed 30 square feet and have a vertical height of 30 inches or greater.
Roof construction an attic access opening shall be provided to attic areas that exceed 30 square feet 2 8m2 and have a verti cal height of 30 inches 762 mm or greater.
The framed opening shall not be less than 22 inches by 30 inches and shall be located in a hallway or other accessible location.
There are two items to consider when determining if an attic access is required.
2 the attic access opening may have been removed during a remodeling.
An opening not less than 2 inches by 30 inches shall be provided to any attic area having a 2 clear height of over 30 inch30 inches.
The rough framed opening shall not be less than 22 inches.
R807 1 attic access buildings with combustible ceiling or roof construction shall have an attic access opening to attic areas that have a vertical height of 30 inches 762 mm or greater over an area of not less than 30 square feet 2 8 m 2.
Minimum clear headroom in the attic space shall be provided at or above the attic opening.