YWW 40 T/45 T Window Wall System YWW 45 T WIND LOAD CHARTS DEFLECTION CRITERIA: AAMA TIR-A11 - L/175 or L/240 + 1/4 " (6.4mm) - FOR SPANS GREATER THAN 13'-6 " (4.1m) BUT LESS THAN 40'-0 " (12.2m) CODES AND SPECIFICATIONS MAY VARY, NO SINGLE LITE OF GLASS SHALL DEFLECT MORE THAN 3/4 " (19.1mm) ALLOWABLE WIND LOAD STRESS YKK AP tested standard. Contact YKK AP for more information. These charts include unbraced length analysis and are based off at least one horizontal being placed at the midpoint of the span. For other applications, please contact YKK AP engineers at 1-866-955-2732. BE9-1701 / E9-1702 V E R T I C A L H E I G H T BE9-1701 / E9-1702 / E1-0151 16 V E R T I C A L 15 14 13 12 11 10 A 9 B Ixx=3.345 in 4 4 (139.23 cm ) 8 C D 7 6 H Ixx=4.290 in E 4 (178.58 cm ) I G H T 4 (FT) 16 15 14 13 12 11 A 10 B 9 7 6 (FT) 2 3 4 5 6 2 7 V E R T I C A L S PA C I N G ( F T ) A=15 PSF (720 Pa) B=20 PSF (960 Pa) C=30 PSF (1440 Pa) D=40 PSF (1920 Pa) 4 5 6 7 E9-1723 / (2) E1-0169 12 11 10 9 Ixx=1.302 in A 8 H E I G H T 3 V E R T I C A L S PA C I N G ( F T ) E9-1723 V E R T I C A L C D 8 B 7 C D 6 5 (FT) (54.19 cm4) 4 V E R T I C Ixx=2.340 in4 A L (97.41 cm4) 14 13 12 11 10 A H E I G H T 9 B 8 C D 7 6 (FT) 2 3 4 5 6 7 V E R T I C A L S PA C I N G ( F T ) Page-12 2 3 4 5 6 7 V E R T I C A L S PA C I N G ( F T ) 03-1004-04 | Effective Date: April 28, 2020