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. /MyBuildingPermit.com <br /> a service of eCityGov.net Construction Tip Sheet 10 <br /> Window Wells in Conjunction with Emergency Escape and Rescue Openings <br /> ❑ The horizontal area of the window well shall be not less than 9 square feet, with a horizontal <br /> projection and width not less than 36 inches. The area of the window well shall allow the <br /> emergency escape and rescue opening to be fully opened. (R310.3.2) <br /> ❑ Window wells with a vertical depth greater than 44 inches shall be equipped with a permanently <br /> affixed ladder or steps useable with the emergency escape and rescue opening in the fully <br /> opened position and shall not encroach into the required dimensions of the window well. <br /> (R310.3.2.2) <br /> ❑ Ladder rungs or steps shall have an inside width of not less than 12 inches, shall project not <br /> less than 3 inches from the wall, and be spaced not more than 18 inches on center vertically for <br /> the full height of the window well. (R310.3.2.2) <br /> 1 <br /> ` y/ Minimum 36"x36" <br /> y Min 3" projection co <br /> s from wall , 5 <br /> i Max 18" Q.C. <br /> lea <br /> to H <br /> l Max 18"O.C. Il c i i <br /> Min 3"projection <br /> from wall <br /> Max 6"encroach into <br /> ca <br /> Minimum 36"x36" required window well <br /> It <br /> dimension <br /> January 24, 2021 MyBuildingPermit.com I Residential Emergency Egress Openings 2 <br /> I. / <br /> eCityGov.net <br /> 2'2O eCityGcr.AJhance <br />