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Structural <br />CITY OF SANTA ANA <br />Planning and Building Agency <br />Engineering & Design Inc. <br />By: NIHAL <br />Transverse Brace <br />THE DOT PRINTER <br />uratlon: TYPE 1 SELECTIVE RACK <br />Approved <br />FOR PERMIT ISSUANCE <br />Date: <br />1-7 <br />Section Properties <br />Diagonal Member= Mclx U515 Sgl 1.97x1.38x16ga(U80) Horizontal Member= Mclx U515 Sgl 1.97x1.38x16ga(U80) <br />Area= 0.228 in^2 1.969 in Area= 0.228 in^2 <br />r min= 0.446 in r min= 0.446 in 1.969 in <br />Fy= 50,000 psi Fy= 50,000 psi <br />K= 1.0 K= 1.0 <br />Qc= 1.92 F0.0601in1.378 in <br />0.060 in 1.378 in <br />Frame Dimensions <br />Bottom Panel Height=H= 48.0 in Clear Depth=D-B*2= 36.6 in <br />Frame Depth=D= 42.0 in X Brace= NO <br />Column Width=B= 2.7 in rho= 1.30 <br />0 <br />I Load Case 6.: (1 �Q1R43'asjB BSt0.14SdsJ*B*P + 10.7*rho*EJ<= 1.0, ASD Method <br />Vtransverse= 1,556Ilb <br />Vb=Vtransv*0.7*rho= 1556 Ib * 0.7 * 1.3 <br />= 1,416 lb <br />Ldiag= [(D-B*2)^2 + (H-6")^2]^1/2 <br />= 55.7 in <br />Pmax= V*(Ldiag/D) <br />= 2,155 lb <br />axial load on diagonal brace member <br />Pn= AREA*Fn <br />= 0.228 in^2 * 18664 psi <br />= 4,250lb <br />Pallow= Pn/92 <br />= 4250 lb /1.92 <br />= 2,213 lb <br />Pn/Pallow= 0.97 <= 1.0 OK <br />Horizontal brace <br />Vb=Vtransv*0.7*rho= 1,416lb <br />Vb <br />(kl/r)= (k * Ldiag)/r min <br />= (1 x 55.7 in /0.446 in ) <br />= 124.9 in <br />Fe= pi^2*E/(kl/r)^2 <br />18,664 psi <br />Since Fe<Fy/2, 3� <br />�tYP <br />Fn= Fe <br />-- 18,664 psi s <br />(kl/r)= (k * Lhoriz)/r min Fe= pi^2*E/(kl/r)^2 Fy/2= 25,000 psi <br />= (1 x 42 in) /0.446 in = 32,811 psi <br />= 94.2 in <br />Since Fe>Fy/2, Fn=Fy*(1-fy/4fe) Pn= AREA*Fn Pallow= Pn/S2c <br />= 30,952 psi = 0.228in^2*30952 psi = 7048 lb /1.92 <br />= 7,048 lb = 3,671 lb <br />Pn/Pallow= 0.39 <= 1.0 OK <br />o —►I <br />Typical Panel <br />Ganftqura 'on <br />T <br />L <br />TYPE 1 rvd Pagel() of I <br />7/31/2025 <br />