Page Comparison

ASCE 7-16 LRFD and ASD Load Combinations Symbols in ideCAD Structural Software for ASCE 7-16

D = Dead load
E_m = Combined applied design force on the horizontal and vertical seismic load effects
E_mh= The effect of horizontal seismic forces, including overstrength
L = Live load
L_r = roof live load
S = snow load
W = Wind load
E_h = Horizontal seismic load effect
E_v = Vertical seismic load effect

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LOAD COMBINATIONS FOR STRENGTH DESIGN (Reinforced Concrete, LRFD) in ideCAD Structural Software for ASCE 7-16

Basic Combinations

Basic load combinations used for the strength design are given below.

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LOAD COMBINATIONS FOR ALLOWABLE STRESS DESIGN - (ASD) in ideCAD Structural Software for ASCE 7-16

Basic Combinations

Basic load combinations used for the strength design are given below.

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Where the seismic load effect with overstrength, E_m = f(E_v; E_mh), defined in Section 12.4.3, is combined with the effects impact of other loads.

• 1.0D + 0.7E_v + 0.7E_mh

• 1.0D + 0.525E_v + 0.525E_mh + 0.75L + 0.75S

• 0.6D - 0.7E_v + 0.7E_mh

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