1330 E Seventeenth St - Plan - Laserfiche WebLink

Home Browse Search

7/19/2024 Sheet A.8 Prepared by PB Checked by AY Target T0286- Santa Ana – Final Report PPE-05184.03 Format conversion factor for bending -Table 2.3.5; KFb = 2.54 Format conversion factor for tension -Table 2.3.5; KFt = 2.70 Format conversion factor for compression - Table 2.3.5 KFc = 2.40 Format conversion factor for shear -Table 2.3.5; KFv = 2.88 Format conversion factor for perp.compression - Table 2.3.5 KFc_perp = 1.67 Format conversion factor for modulus of elasticity - Table 2.3.5 KFE = 1.76 Time effect factor - Table N.3; l = 0.60 Temperature factor - Table 2.3.3; Ct = 1.00 Size factor for bending - Table 4D; CFb = 0.97 Size factor for tension - Table 4D; CFt = 1.00 Size factor for compression - Table 4D; CFc = 1.00 Flat use factor - Table 4D; Cfu = 1.00 Incising factor for modulus of elasticity - Table 4.3.8 CiE = 1.00 Incising factor for bending, shear, tension & compression - Table 4.3.8 Ci = 1.00 Incising factor for perpendicular compression - Table 4.3.8 Cic_perp = 1.00 Repetitive member factor - cl.4.3.9; Cr = 1.00 Bearing area factor - cl.3.10.4; Cb = 1.00 Depth-to-breadth ratio; dnom / (N ´ bnom) = 2.67 Effective laterally unsupported span length; le = 1.33 ft Slenderness ratio for bending members - eq.3.3-5; R b = Ö[le ´ d / (N ´ b) 2] = 2.860 Adjusted bending design value for bending; F b * = Fb ´ KFb ´ fb ´ l ´ CMb ´ Ct ´ CFb ´ Ci ´ Cr = 1700 lb/in2 Adjusted modulus of elasticity for member stability; Emin' = Emin ´ CME ´ Ct ´ CiE ´ KFE ´ fs = 867680 lb/in2 Critical buckling design value for bending; F bE = 1.2 ´ Emin' / Rb 2 = 127321 lb/in 2 Beam stability factor - eq.3.3-6 C L = [1 + (FbE / Fb * )] / 1.9 - Ö[([1 + (FbE / Fb *)] / 1.9)2 - (FbE / Fb*) / 0.95] = 1.00 Bearing perpendicular to grain - cl.3.10.2 Design compression perpendicular to grain; Fc_perp' = Fc_perp ´ KFc_perp ´ fc ´ Ct ´ Cic_perp ´ Cb = 939 lb/in2 Applied compression stress perpendicular to grain; f c_perp = RA_max / (N ´ b ´ Lb) = 271 lb/in 2 fc_perp / Fc_perp' = 0.289 PASS - Design compressive stress exceeds applied compressive stress at bearing Strength in bending - cl.3.3.1 Design bending stress; F b' = Fb ´ KFb ´ fb ´ l ´ Ct ´ C L ´ CFb ´ Ci ´ Cr = 1699 lb/in 2 Actual bending stress; fb = M / Sx = 1149 lb/in2 fb / Fb' = 0.677 PASS - Design bending stress exceeds actual bending stress Strength in shear parallel to grain - cl.3.4.1 Design shear stress; Fv' = Fv ´ K Fv ´ f v ´ l ´ C t ´ Ci = 220 lb/in 2 1330 E Seventeenth St4/10/2025