Linn County Egress Window Requirements

Linn County Egress Window Requirements


Net Clear Openable Area = 5.7 sq. feet Net Clear Openable Area = 5.7 square feet Minimum size opening for 20" clear width Minimum size opening for 24" clear height 20" Clear 34 1/4" Clear 24" Clea 4 r 1" Clear Finish Floor Maximum 44 inches Minimum Net Clear Width/Height Requirements for Emergency Escape & Rescue Openings (Inches) Width 20 20.5 21 21.5 22 22.5 23 23.5 24 24.5 25 25.5 26 26.5 27 Height 41 40 39.1 38.2 37.3 36.5 35.7 34.9 34.2 33.5 32.8 32.2 31.6 31 30.4 Width 27.5 28 28.5 29 29.5 30 30.5 31 31.5 32 32.5 33 33.5 34 34.2 Height 29.8 29.3 28.8 28.3 27.8 27.4 26.9 26.5 26.1 25.7 25.3 24.9 24.5 24.1 24 Basements and every sleeping room shall have at least one operable emergency escape & rescue opening. All of the following shall apply to all emergency escape and rescue openings: o Sill height: the sill height shall not be more than 44 inches above the floor. o Minimum opening area. The minimum net clear opening shall be 5.7 square feet. Exception: If sill height is not more than 44 inches above or below the adjacent ground level, a minimum net clear opening of 5 square feet is permitted. o Minimum opening height. The minimum net clear opening height shall be 24 inches. * o Minimum opening width. The minimum net clear opening width shall be 20 inches. * o Operation. The net clear opening dimensions shall be obtained by normal operation from the inside. Openings shall also be operational from inside without the use of keys, tools or special knowledge. o Direct to outside: Must open directly to a yard or court. Exception: If under a deck, provide clearance not less than 36 inches in height to yard or court. o Window Well: A finished sill height below the adjacent ground elevation requires a window well. *Note that using both minimum width and minimum height dimensions will not provide the minimum required area. See the chart below for combinations of dimensions to achieve 5.7 square feet. Download/Print Full PDF Here: Linn County Egress/Ingress Window Specifications PDF





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