Nissan and Walmart say they have effective plans to minimize impact of West Coast port delays.
The ocean carriers say no major changes are planned until after the end of first quarter of 2015.
First lock gate for new Pacific entrance of the canal was installed.
Port of Long Beach CEO said ports are in a "perfect position" to play this role.
Flexi-Van executive says "misplaced" chassis have aggravated congestion.
ICTSI Oregon says actions against it are "far beyond what other West Coast ports are experiencing."