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Top executives described initiatives to improve flow of cargo off docks at the nation's two largest ports during the TPM conference in Long Beach.
According to a statement from the port authority, all terminals were operating normally on Thursday.
American Association of Exporters and Importers joined with Asian and European shipper groups.
Election proceeded despite the request for a restraining order.
January 2015 totals for U.S.-North American Free Trade were higher than the previous year for rail, truck and air transportation, according to figures from the Department of Transportation’s Bureau of Transportation Statistics.
Officials say the worst back ups have been alleviated, but challenges remain as countermeasures continue to be implemented.