The ladder must be at lease 12 inches wide and project no less than 3 inches from the window well.
Basement egress window well size.
Wide and 4 ft.
This means that to meet egress window height requirements a bedroom window must be nearly 4 ft.
The window well size of egress windows in basement must meet the above criteria and also must have an opening with a depth of 30 inches 0 76 m and must be 76 cm from the wall.
The egress well must not interfere with the egress window fully opening.
This height requirement takes it out of the running for most basement egress situations.
When the sill height of an egress window is located below grade common for egress windows provided for a basement a window well must be provided.
Heavy duty metal window wells that are 100 compliant with your local irc basement regulations.
Egress window and well requirements an egress window must open at least 20 inches wide and 24 inches high with a net clear open area of 5 7 feet square.
The distance from the egress window to the back of the egress well must be at least 36 the minimum area of the egress well must be 9 square feet.
All of these rooms are required to have a means of egress.
To ensure you install the right egress for your basement we ll break down the residential window well code requirements you ll need to abide by.
In order to meet irc requirements it must provide 9 square feet of floor area ladder.
It must be at least 5 7 square feet that is at least 20 inches wide by 24 inches high with an opening no higher than 44 inches from the floor.
The nbcc dictates that there must be a permanent ladder or step affixed to the basement egress window in order to provide a quick and easy escape in the event of an emergency.
To meet egress requirements these horizontally sliding windows must be at least 4 ft.
The horizontal area of the window well needs to be a minimum of nine square feet with a minimum horizontal projection and vertical width of 36 inches.
The minimum opening area of the egress window is 5 7 square feet.
Width x projection egress ladders and or steps.
12 18 24 36 48 60 72 84 96.
Windows can be of various total size but their free areas when open must be at least 5 7 square feet.
In addition the egress window requirements for basements specifies that they be at least 36 inches in height and width with a fully functioning opening.
The area of a window well shall not be less than 9 square feet with a horizontal length width of no less than 36 inches.
In order to exit your home from a basement window or to accommodate rescue personnel your egress window well needs to be large enough to admit a person of any size.
The bottom of the egress window opening can t exceed 44 from the finished floor.
A permanent ladder or stairwell must be present if the window well is 44 inches or more below ground.
The minimum egress window opening is 20 wide.
The minimum egress window opening height is 24 high.
Egress ladders and or steps are required on window wells deeper than 44 and.
Window wells with projection 36 inches or more are egress code compliant.
