It’s called Operation Stack for a reason The eastbound carriageway can hold up to 3,000 vehicles. Tonight, there are 945 and counting. Earlier, the prime minister appeared to be strangely unaware of the volume of traffic that was building up. In his press conference this afternoon, Boris Johnson told journalists there were 174 parked lorries. At the time he was speaking, Kent Highways was telling me there were 500 in the queues and that number has risen further. Johnson also said the delays were “only occurring at Dover” which handles “only 20%” of the goods sent from the UK to the EU. Remarkably, he failed to mention Eurotunnel.