Exterior openings into the attic space of any building intended for human occupancy shall be protected to prevent the entry of birds squirrels rodents snakes and other similar creatures.
Cbc attic access.
Building standards that have been adopted by state agencies without change from building standards contained in national model codes.
1203 2 1 openings into attic.
The rough framed opening.
Openings for ventilation having a least dimension of not less than 1 16 inch 1 6 mm and not more than 1 4 inch 6 4 mm shall be.
A all fixed ladders shall be approved as defined in section 3206 of the general industry safety orders.
Roof construction shall have an attic access opening to attic areas that exceed 30 square feet 2 8 m2 and have a vertical height of 30 inches 762 mm or greater.
G access to the machine space shall be by means of a permanent ladder or stairs when the bottom of the access door is more than 8 feet above floor level or when the access door is located above the room ceiling in an attic or crawl space.
The 2012 international residential code requires an attic access opening for attics with an area greater than 30 square feet and a vertical height in excess of 30 inches.
The california building standards code is a compilation of three types of building standards from three different origins.
Access work space and work areas.
Buildings with combustible ceiling or roof construction shall have an attic access opening to attic areas that exceed 30 square feet 2 8 m2 and have a vertical height of 30 inches 762 mm or greater.
The uniform building code requires enclosed attic spaces enclosed rafter spaces and under floor areas to be ventilated by not less than 1 square foot for each 150 square feet of attic under floor area.
The chart below represents the net minimum area in square inches required for proper ventilation.
A cage is a guard that may be referred to as a cage or basket guard which is an enclosure that is fastened to the side rails of the.
Landings at the top of permanent ladders and walkways in attics or crawl spaces shall be provided.