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Job Name: Indo Chinese Islamic Center Solar Canopy . <br />Job No.: 24-0076 Sheet No.: . <br />By: JKC Date: Jan-24 . <br />Design Screw Size = #12 Thickness of Material in Connection =0.138 in <br />d =nominal screw diameter (in.)=0.216 <br />dw =larger of head or washer diameter, not larger than 5/16" (in.)=0.415 <br />Ω =factor of safety =3.00 <br />Pns =nominal shear strength of sheet per screw <br />Pss =nominal shear strength of screw (lb/screw)=1880 (Worst case for ESR-2196, 1271, 1976) <br />Pnot =nominal pull-out strength of sheet per screw <br />Pnov =nominal pull-over strength of sheet per screw <br />Pts =nominal tension strength of screw (lb/screw)=2325 (Worst case for ESR-2196, 1271, 1976) <br />t1 =thickness of member in contact with screw head =0.138 in <br />t2 =thickness of member not in contact with screw head =0.138 in <br />tc =Lesser of depth of penetration and thickness t2 =0.138 in <br />Fu1 =tensile strength of member in contact with screw or washer (psi)=80000 <br />Fu2 =tensile strength of member not in contact with screw or washer (psi)=80000 <br />For t2 / t1 ≤ 1.0, Pns shall be taken as the smallest of:For t2 / t1 > 2.5, Pns shall be taken as the smaller of: <br />Pns =4.2 (t2 <br />3d)(1/2)Fu2 (Eq. E/J 4.3.1-1) = 8005 lb Pns =2.7 t1 <br /> d Fu1 (Eq. E/J 4.3.1-4)= 6439 lb <br />Pns =2.7 t1 <br /> d Fu1 (Eq. E/J 4.3.1-2)= 6439 lb Pns =2.7 t2 <br /> d Fu2 (Eq. E/J 4.3.1-5)= 6439 lb <br />Pns =2.7 t2 <br /> d Fu2 (Eq. E/J 4.3.1-3)= 6439 lb Min = 6439 lb <br />For 1.0< t2 / t1 > 2.5, Pns shall be determined by linear interpolation between the above two cases. <br />For t2 / t1 =1.00 Pns =6439 lb 2146 lb <br />Pns =Pss / Ω =627 lb <br />Shear Capacity = P/Ω =627 lb / screw <br />Pnot =0.85 tc d Fu2 (Eq. E/J 4.4.1-1) =2026.9 lb / Ω = <br />Pnov =1.5 t1 d'w Fu1 (Eq. E/J 4.4.2-1) =6872.4 lb / Ω =where dw shall be taken not larger than 3/4 in. <br />Pts =Pts / Ω =775 lb <br />Tension Capacity = P/Ω =676 lb / screw <br />NOTE: 1. Based on the AISI "North American Specification for the Design of Cold-Formed Steel Structural Members" AISI S100. <br /> 2. Minimum spacing of screws shall not be less than 3d. Minimum edge distance of screws shall not be less than 1.5d. <br />Sheet Updated 7/14/22 <br />Screw Connection: Definitions and Design Values (CLIP TO BEAM) <br /> 3. The head of the screw or the washer shall have a diameter, dw of not less than 5/16 inch. Washers shall be at least 0.050 inch thick for t1 greater <br />than 0.027 in and at least 0.024 in for t1 equal to or less than 0.027 in. The washer shall be at least 0.063 in thick when 5/8 < dw < 3/4 in. <br />0.138 in connected to <br />Min = 6439 lb <br />lb / Ω = <br />676 lb <br />2291 lb <br />Section E4.4.3 Tension in Screws <br />Section E4.4.1 Pull-Out <br />Section E4.3.2 Shear in Screws <br />Section E4.3.1 Connection Shear Limited by Tilting and Bearing <br />Section E4.4.2 Pull-Over <br />&R&RF:\_CTS ENG JOBS 2024\240076 Indo Chinese Islamic Center Solar Canopy - Santa Ana, CA - DEE - ENG\Calculations\Purlin Beam Connection\Purlin to Beam <br />Connection Design1 <br />F:\_CTS ENG JOBS 2024\240076 Indo Chinese Islamic Center Solar Canopy - Santa Ana, CA - DEE - ENG\Calculations\Purlin Beam Connection\Purlin to Beam Connection <br />Design1 <br />50 1610 E First St - 101118465 & <br />201822505/7/2024