set Free! Changes to Load Combinations Strength (LRFD) Design 1997 UBC 1.4 D 1.2D +1.6L + 0.5(Lr) 1.2D +1.6(Lr) + (f1L or 0.8W) 1.2D +1.3W + f1L+0.5(Lr) 1.2D ± E +f1L 0.9D ± (ρEh or 1.3W) 1.4 D 1.2D +1.6 L + 0.5(Lr or R) 1.2D +1.6(Lr or R)+(f1L ...