US Transportation Secretary Pete Buttigieg warns of delivery problems for the “entire US economy” The port of Baltimore is a lifeline of the US economy - and the collapsed bridge is of central importance. According to US President Joe Biden, it is one of the most important maritime contact points in the USA - especially for the import and export of cars and small trucks.

Around 850,000 vehicles are shipped through the port ofBaltimore every year. The bridge is also an important traffic artery on the east coast of the USA.