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MAXIMUM AUOWABLE TRIB WIDTH FOR PANEL/HEADERISCREW COMBINATIONSPanel Number of#10 Sheet Metal Screws Required per foot <br />thick-at Header/Panei Connection <br />Headers ness23423423434 <br />(in)90 mph Exp B 90 mph Exp C 110 mph Exp C 130 mph Exp C <br />MAXIMUM ALLOWABLE TRIB W[DTH FOR PANEUHEADER/SCREW COMBINATIONS <br />Number of #14 Sheet Metal Screws Required per foot Panel <br />at Header/Panel Connecbon thick- <br />Headers 2 3 23 23 234 ness <br />90 mph Exp B 90 mph Exp C 110 mph Exp C 130 mph Exp C (in) <br />Al[Beams 0.018 6' MAX MAX 4'6' MAX 3' 4' 5 3,4' MAX <br />All Fascia 0.018 MAX MAX MAX 4' MAX MAX 3' MAX MAX 3' MAX MAX <br />All Beams 0.02 6' MAX MAX 4' 7 90 3' 4' 6' 3' 4' 5All Fascia 0.02 MAX MAX MAX 4' MAX MAX 30 4' 6' 3' 40 5' <br />All,Beams . 0.024 8' - 11'MAX 5'8' MAX 4' 5 7' 40 5' 6' <br />All Fasda 0.024 8' MAX MAX 5 MAX MAX 4' MAX MAX 4'5' MAX <br />All Beams 0.027 8' MAX MAX 6' 9'MAX 4' 6' MAX 4'6' MAX <br />All Fascia 0.027 MAX MAX MAX €MAX MAX 4'MAX MAX MAX MAX MAX <br />Ali Beams 0.032 10' MAX MAX r 11'MAX 5'T MAX 5'7' MAX <br />State Fascia 0.032 9'MAX MAX T MAX MAX 4' MAX MAX 5' MAX MAX <br />0.040" Fascia 0.032 MAX MAX MAX 7'MAX MAX 5' MAX MAX 5'MAX MAX <br />Steel 24 Ga Fascia 0.032 MAX MAX MAX T MAX MAD< 5'MAX MAX 5 MAX MAX <br />All other Fascia 0.032 MAX MAX MAX T , MAX MAX 5 MAX MAX 5' MAX MAX <br />Alurn 3x8 0.036 MAX MAX MAX 8'MAX MAX MAX MAX MAX MAX MAX MAX <br />All Other Beams 0.036 MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAXState Fascia 0.036 MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX IVI/U< MAX <br />0.040- Fascia 0.036 MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAXSteel 24 Ga Fascia 0.036 MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAXAll Other Fascia 0.036 MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX <br />Alum 3x8 0.04 11'MAX MAX 8' 12'MAX 5 8' 10' 6' 70 9' <br />All Other Beams 0.04 13' MAX MAX 9'13'MAX € 9' MAX 6'9' MAX <br />State Fascia 0.04 9' MAX MAX 7'MAX MAX 4'T MAX 5' €MAX. <br />0.040" Fascia 0.04 10'MAX MAX 7'MAX MAX 5'r MAX 5'MAX MAX <br />Steel 24 Ga Fasda . 0.04 MAX MAX MAX 9' MAX MAX 6'MAX MA* MAX MAX MAX <br />All Other Fascia 0.04 MAX MAX MAX 8' MAX MAX 5'MAX MAX 6' MAX MAX <br />Alum 32 0.05 MAX MAX MAX 8'MAX MAX 5 8' MAX 6 T MAX <br />AIt Other Beams 0.05 MAX MAX MAX MAX MAX MAX T MAX MAX 8' MAX MAX <br />State Fascia 0.05 MAX MAX MAX r MAX. MAX K MAX MAX 5'MAX MAX <br />0.040: Fascia 0.05 MAX MAX MAX MAX MAX MAX 5'MAX MAX 5'MAX MAX <br />Steel 24 Ga Fascia 0.05 MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAX MAXAll Other Fascia 0.05 MAX MAX MAX MAX MAX MAX 50 MAX MAX MAX MAX MAX <br />All panel thicknesses are for aluminum <br />Table 4.19 <br />All Steel Panels use 0.050" thickkness <br />.MAX' means maximum possible tributary widlhDouble 2"x6.5' require the specified number of screws per header <br />Other double headers only require the given numberIf panel thickness is not listed then use next smallest gauge.This table specifies screws per foot of panel, 6" panels would use half the number per panel, <br />24° panels would use double per panel <br />All Beams MAX MAX MAX MAX 5 <br />All Fascia MAX M AX MAX MAX MA <br />All Beams MAX MAX MAX MAX 6' <br />Ail Fascia MAX MAX MAX MAX MA <br />All Beams. MAX MAX MAX MAX MA <br />All Fascia MAX MAX MAX MAX MA <br />All Beams MAX MAX MAX MAX MA <br />All Fascia MAX MAX MAX MAX MA <br />All Beams MAX MAX 12' MAX 8' <br />State Fascia MAX MAX MAX MAX MA <br />0.040" Fascia MAX MAX MAX MAX MA <br />Steel 24 Ga Fascia MAX MAX MAX MAX MAAll other Fascia MAX MAX MAX MAX MA <br />Aium 3x8 MAX MAX MAX MAX MA <br />Alt Other Beams MAX MAX MAX MAX MA <br />State Fascia MAX MAX MAX MAX MA <br />0.040" Fascia MAX MAX MAX MAX MA <br />Steel 24 Ga Fascia MAX MAX MAX MAX MA <br />All Other Fascia MAX MAX MAX MAX MA <br />Alum 3x8 MAX MAX 12'MAX 8' <br />All Other· Beams MAX MAX MAX MAX MA <br />State Fascia MAX MAJ< MAX MAX T <br />0.040" Fascia MAX MAX MAX MAX 8' <br />Steel 24 Ga Fascia MAX MAX MAX MAX MA: <br />A]1 Other Fascia MAX MAX MAX MAX MA; <br />Alum 3x8 MAX MAX MAX MAX 8' <br />All Other Beams MAX MAX MAX MAX NIX <br />State Fascia MAX MAX MAX MAX MA <br />0.040" Fascia MAX MAX MAX MAX MA] <br />Steel 24 Ga Fascia MAX MAX MAX MAX MA <br />All Other Fascia MAX MAX MAX MAX MA: <br />Metals USA Building Products <br />2440 Albright <br />Houston, TX 77017 /Vur \: <br />(713) 946-9000 <br />/-0 1 •v,W <br />DEC 5 2011 <br />9 19 <br />/ 44' MAX MAX 0.018 <br />C MAX MAX MAX 0.018 <br />4' MAX MAX 0.020 <br />. ivt-X MAX MAX 0.020 <br />5' MAX MAX 0.024 <br />5' MAX MAX 0.024 <br />6' MAX MAX 0.027 <br />T MAX MAX MAX 0.027 <br />6'MAX MAX 0.032 <br />5' MAX MAX 0.032 <br />$ MAX M/U MAX ' 0.032 <br />: MAX MAX MAX 0.032 <br />IVIAA MAX MAX 0.032 <br />, MAX MAX*MAX 0.036 <br />' MAX MAX MAX 0.036 <br />: MAX MAX MAX 0.036 <br />MAX MAX MAX 0.036 <br />MAX MAX 0.036 <br />MAX MAX MAX 0.036 <br />6'8' MAX 0.040 <br />9' MAX MAX 0.040 <br />5' MAX MAX 0.040 <br />5' MAX MAX 0.040 <br />MAX MAX MAX 0.040 <br />6' MAX MAX 0.040 <br />60 8' MAX 0.050 <br />MAX MAX MAX 0.050 <br />5' MAX MAX 0.050 <br />5' MAX MAX 0.050 <br />MAX MAX MAX 0.050 <br />MAX MAX MAX 0.050 <br />Table 4-20 <br />Carl Putnam, P. E. <br />3441 Ivylink PlaceLynchburg, VA 24503 <br />cariputnam@gcomcast e <br />SS/ON <br />089 <br />5 <br />#TEOF AL <br />J 12 2.13 <br />ICC ESR 1953 (2009 IBC) 12/512011 <br />Page 38 ef 161 <br />€tlo