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Shear Check Roof Rafters <br /> End of 2x8 is notched <br /> Fv_prime�= Fv'CD��M'Ct"�i <br /> Fv_prime = 157.5•psi <br /> �load �- 428.21bf <br /> b:= Width <br /> b = 1.5�in <br /> d := Depth <br /> d� := 5.5in <br /> 2 <br /> 2 dn <br /> ur_prime�- (3'Fv_prime'b'dn) d <br /> Vr_prime -409.438•Ibf <br /> shear:= if�Vr_prime '-�load ���OK" ,"Modify"� <br /> shear= "Modify" <br /> Deflection Check <br /> Length <br /> = 0,392•in <br /> 360 <br /> � := 0.2709in <br /> Length �� �� �� � �� � <br /> deflection := if 0� 360 ° OK , deflection = OK <br /> Sheet 18 <br />