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Area Increase Due to Frontage (506.2). Applicable to buildings with more than 25% of perimeter fronting on a public way or open space with minimum 20’ in width. I f = [F/P – 0.25]W/30 I f = Area increase due to frontage.
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Area Increase Due to Frontage (506.2) • Applicable to buildings with more than 25% of perimeter fronting on a public way or open space with minimum 20’ in width. If = [F/P – 0.25]W/30 • I f= Area increase due to frontage. • F = Building perimeter that fronts on a public way or open space having 20 feet (6096 mm) open minimum width (feet). • P = Perimeter of entire building (feet). • W = Width of public way or open space (feet) in accordance with Section 506.2.1.
Area Increase Due to Frontage Approved Fire Line N If= [F/P – 0.25]W/30 Open space shall be either on the same lot or dedicated for public use and shall be accessed from a street or approved fire line (506.2.2) www.ara4help.com
Area Increase Due to Frontage (Building does not comply with 506.2.1 Exception) 20x(20+30)/2+80x30+30x20+60x30+20x30+20x(20+30)/2+5x(20+30)/2+10x30+50x30 W= 20+80+30+60+20+20+5+10+50 8325 = 28.22’ W= 295 N F = 295’ P = 340’ If = [F/P – 0.25]W/30 = = [295/340 – 0.25] 28.22/30 If= 0.58 www.ara4help.com
Area Increase Due to Frontage (Building complies with 506.2.1 Exception) 80x(20+60)/2+20x60+30x20+40x60+20x(60+50)/2+20x60+20x(30+20)/2+5x(20+30)/2+10x60+50x60 W= 80+20+30+60+20+20+5+10+50 13925 = 47.20’ W= 295 N F = 295’ P = 340’ If = [F/P – 0.25]W/30 = = [295/340 – 0.25] 47.20/30 If= 0.97 www.ara4help.com
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