'Ocean Three' agreements will unite the carriers on major East-West trades.
Hapag-Lloyd says ships continue on, but agent says Suez Canal convoys disrupted by collision with Maersk ships.
Companies hope to put gray pool in place by beginning of 2015.
The lack of a labor contract for West Coast longshoremen is contributing to West Coast port congestion, trade groups say.
The organization said worldwide volumes will increase through 2018.
Hunter Harrison said that despite a couple of meetings, a deal was never on the table.