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57 of 234 <br />Thornton Tomasetti CASE (A) IS REASONABLE FOR MIDDLE COLUMNS AND CONSERVATIVE FOR END COLUMNS <br />RELATIVE TO'MORE REALISTIC' CASE (C) BECAUSE END COLUMNS IN (C) ATTRACT LESS <br />SHEAR DUE TO LESSER RESTRAINT FROM SHELL ELEMENTS ON ONLY ONE SIDE <br />NOTE: SUM OF SHEARS AT BASE NOT QUITE = 400k OF <br />TOTAL APPLIED LOADS BECAUSE DEMANDS ON FIN <br />COLUMNS ARE HIDDEN FOR CLARITY. MAX SHEAR <br />DEMANDS ARE COMPARABLE (WITHIN 5-10%). <br />COLUMN SHEAR DISTRIBUTIONS (k) <br />37.4 <br /> 26.8 <br />-21 ¢-9 --15 <br />-11 <br />1 <br />18.8 27 <br />-12.1 <br />43.4 <br />14.4 <br />-19 <br />51 7 52.7 45.9 <br />65.7 77.6 78.6 68.6 <br />29.1 <br />-48. <br />'0 38 7 --28 E [-51 1 --28 -1 <br />57.8 <br />87.8 105.692.6 1023 101 8 91.1 <br />A.. /1. .6 'A <br />6-1.L..1 .L= <br />-5 <br />105 1 <br />58.6 -28 37.2 --4 <br />87.7 86.5 <br />55.7 -17 39.8 <br />106.2 86 4 <br />1 <br />106.9 <br />A) FRAME ELEMENT ONLY WITH PROFILE OF <br />RECT. BEAM AND INFILL WALL <br />B) FRAME ELEMENT WITH CENTERED SHELL <br />ELEMENT ABOVE <br />C) FRAME ELEMENT WITH OFFSET SHELL <br />ELEMENT ABOVE CONNECTED VIA RIGID LINK <br />ETABS MODEL <br />PERIMETER BEAM/PANEL INDEPENDENT STUDY <br />55.7 39 6 -