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Enveloped Base Reactions and Live Load Reduction

Enveloped Base Reactions and Live Load Reduction

Enveloped Base Reactions and Live Load Reduction

(OP)
Hello,

I am curious how other engineers are obtaining base reaction output for foundation designs. As far as I can tell, ETABS will not provide you with an enveloped base reaction and only considers live load reduction in the design phase. What I have done is isolated my joints at the base level and exported the joint reactions by load case to excel. I was also able to export the live load reduction factors to excel from ETABS. I then did my own load combinations (including the live load reduction factors) in excel, then enveloped these combinations using the "min" and "max" functions from excel. I feel like with a program as advanced as ETABS there has got to be an easier way. I am new to the program and just wondering if there is a feature that I am missing.

Thanks!

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