<p>A leading shipping line group has warned that there will be "no quick fixes" for terminal congestion problems around the world.</p> <p>Christopher Koch, chief executive of the World Shipping Council, admitted that "it is not clear what the best course of action is .finding an answer will tax everybody’s efforts".</p> <p>Shipping lines are likely to warn exporters to the US west coast ports to expect delays again this year, caused not just be shortage of berths, but lack of road and rail capacity in California. </p> <p>Other sources say that one problem is the lack of clout with the US government from any large US-owned shipping line, and have called for closer alliances between lines and shippers to press for infrastructure development. </p> <br />