0 a group of vehicles or ships that travel together, especially for protection -- convoy, caravana
1 line of vehicles traveling together -- convoy [ masculine ]
a convoy of trucks un convoy de camiones
In this particular case, all the shipowners had to work together and sail in a convoy as none of them was able to go it alone.
The most sensible course of action would now be to set up safety escorts for convoys of lorries in every major tunnel.
