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How should I apply Response Modification Factor (RMF) per AASHTO seismic requirements to various bridge components?

April 26, 2017AASHTO bridge Factor modification requirements Response rmf seismic various

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How should I apply Response Modification Factor (RMF) per AASHTO seismic requirements to various bridge components?

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RMF factor could be applied by as a coefficient for particular load case in a load combination. Since different substructure members can have different modification factors, separate load combinations would need to be created for each group of such members for design purposes.