NEW JERSEY IRC ADOPTION
IRC VERSION
2018
ADOPTION
X
X – Effective Statewide
CONTACTS
RESOURCES
Website: http://nj.gov/nj/gov/county/
Code Adoption Information: http://www.iccsafe.org/about-icc/government-relations/map/new-jersey/
Window Well Requirements For Egress
Minimum Width
36"
Minimum Projection
36"
Maximum Depth
44"
Without an Egress Ladder
Maximum Depth
∞
With a Permanent Egress Ladder
Basement Window Requirements For Egress
Minimum Opening
5.7 ft²
Above Grade
Minimum Opening
5 ft²
Below Grade
Minimum Width
20"
Minimum Height
24"
Last updated: Tue, Jan 25, 2022
Notice: Please verify with your local county building inspector to double-check your code requirements before starting a project, ensuring compliance with the New Jersey basement egress window code. We try to keep this database up-to-date as best as possible but express no warranties on the accuracy of information. If you find a mistake or have any questions, don’t hesitate to get in touch with us or call 1-888-650-9355.
In addition to the means of egress required by this chapter, emergency escape and rescue openings shall be provided in the following occupancies:
Sleeping rooms below the fourth story above grade plane shall have no fewer than one exterior emergency escape and rescue opening, according to this section. Where basements contain one or more sleeping rooms, emergency escape and rescue openings shall be required in each sleeping room but shall not be required in adjoining areas of the basement. Such openings shall open directly into a public way or to a yard or court that opens to a public way.
Exceptions:
2. Emergency escape and rescue openings are not required from sleeping rooms with an exit door or exit access door that opens directly into a public way or to a yard, court or exterior exit balcony that opens to a public way.
4. Within individual dwelling and sleeping units in Groups R-2 and R-3, where the building is equipped throughout with an automatic sprinkler system installed in accordance with Section 903.3.1.1, 903.3.1.2 or 903.3.1.3, sleeping rooms in basements shall not be required to have emergency escape and rescue openings provided that the basement has one of the following:
Emergency escape and rescue openings shall be operational from inside the room without the use of keys or tools. Window-opening control devices complying with ASTM F2090 shall be permitted for use on windows serving as a required emergency escape and rescue opening.
Emergency escape and rescue openings shall have a minimum net clear opening of 5.7 square feet (0.53 m2).
Exception: The minimum net clear opening for grade-floor emergency escape and rescue openings shall be 5 square feet (0.46 m2).
The minimum net clear opening height dimension shall be 24 inches (610 mm). The minimum net clear opening width dimension shall be 20 inches (508 mm). The net clear opening dimensions shall be the result of normal operation of the opening.
Emergency escape and rescue openings shall have the bottom of the clear opening not greater than 44 inches (1118 mm) measured from the floor.
An emergency escape and rescue opening with a finished sill height below the adjacent ground level shall be provided with a window well in accordance with Sections 1030.4.1 and 1030.4.2.
The minimum horizontal area of the window well shall be 9 square feet (0.84 m2), with a minimum dimension of 36 inches (914 mm). The area of the window well shall allow the emergency escape and rescue opening to be fully opened.
Window wells with a vertical depth of more than 44 inches (1118 mm) shall be equipped with an approved permanently affixed ladder or steps. Ladders or rungs shall have an inside width of not less than 12 inches (305 mm), shall project not less than 3 inches (76 mm) from the wall and shall be spaced not more than 18 inches (457 mm) on center (o.c.) vertically for the full height of the window well. The ladder or steps shall not encroach into the required dimensions of the window well by more than 6 inches (152 mm). The ladder or steps shall not be obstructed by the emergency escape and rescue opening. Ladders or steps required by this section are exempt from the stairway requirements of Section 1011.
Bars, grilles, covers, screens or similar devices are permitted to be placed over emergency escape and rescue openings, bulkhead enclosures or window wells that serve such openings, provided that the minimum net clear opening size complies with Sections 1030.1.1 through 1030.4.2 and such devices shall be releasable or removable from the inside without the use of a key, tool or force greater than that which is required for normal operation of the emergency escape and rescue opening.
Download the State Local Codes Chart PDF to determine which International Residential Code your state follows. Depending on your State, your local county may have additional/different requirements. Please refer to your local government website for up-to-date information and to confirm the information on this page.
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