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<br /> · .;. <br /> TABLE A-l <br /> SEISMIC HORIZONTAL FORCE FACTORS <br /> RISK CATEGORY ZIKCS ZIS <br /> Essential Building 0.186 1.50 <br /> High Risk Building 0.133 1. 00 <br /> Medium Risk Building 0.100 0.75 <br /> Low Risk Building 0.100 0.75 <br /> Note: "ZIKCS" factors apply to whole buildings; <br /> "ZIS" factors apply to parts of buildings. <br /> TABLE A- 2 <br /> SEISMIC HORIZONTAL FORCE FACTORS <br /> FOR PARTS OF BUILDINGS <br />BUILDING PART ~ DIRECTION OF FORCE <br />Walls (interior and ex~erior, 0.20 Perpendicular to <br />bearing and non-bearing flat surface <br />Towers, tanks, racks, chimneys, 0.20 Any <br />smokestacks, penthouses, equip- <br />ment, machinery (including <br />contents) <br />Cantilevered walls 1..0 0 Perpendicular to <br /> flat surface <br />Connections for exterior 2.00 Any <br />panels or elements <br />Roof and floor diaphragms 0.12 In plane <br /> 18 <br /> 2004 <br />-- .' ,,-,..,~-- ...."._A~..._ <br />