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13-452-016
Project: Number: _[ Date: September 10, 2002 F -. By: _ --- _-- Sheet of CK8D0T07.08 --'----�---------�-------------'----------- Filename: vva|desiQndat Reinforced Concrete, Masonry Wall per 1098AQ53O Section 2.3 ' Working Stress Design ' Governing Load Combination: D+VV Calculated Load Combinations and Stresses: P=D+VV=1.538|bo/gruutspace K8 = D + VV= 2.553 |b'M/Qrootspeoe K=M/bdu= 52.62 psi f^=P/Ae= 11 poi fa/Fu= 0.033 F'b=(1.33 - fe/F*)= 649 psi b= 40U8Oin b� � 831Oin . � . d= 3815 in k= 0,241 � � j = 0��2O k'= ~.~~~ p= D018 Kd= 0,821 in.< Fare Shell Thickness =1.25 fv = \V(b'd) = 33-58 psi � F" = 51,0' psi O� =2^M/ b/kd9 = 474 po� fo=M/(/sid) = 32,000 psi - Includes i/3 stress increase A,raq = 0.0818in'Ift Interaction Stress Ratio = O�079 =ƒm/Fm+ƒ»/Fb is: 1.33-OK Wall Design Calculations - Negative Moment: Governing Load Combination: O Calculated Load Combinations and Stresses: lbstgrout space M = D = 0 lb-ft/grout space K=M/b&= OM psi ƒa=P/Ae = Opmi ƒa/Fa= ODOO F'b=(1.O0-ƒa/Fu) = 495 psi b= 40.000 in. b' = 8,310 in. d = 3.810 in k= � �= 0O0O � i�OOD 28k' = N� ~' P = O.0008 kd= � [iDO0h/�g Face ��lTh�k ~ =1.25 f"= VKb't) = 0.00 Psi <F.= 38.7 psi OK ' A = 2°��/(bikd') = 0 psi ƒv = yW/(Asjd) = 24.000 psi As req. = 0.0000 in'/ft Interaction Stress Ratio = 0.000 = fa/Fa +fuF^� 1,00-DK