However, given the frequency of executive travel, the protocol is widely known. When a president’s motorcade travels on highways, all traffic is shut down. Freeway entry and exit ramps are closed in advance of the lengthy motorcade and not reopened until the motorcade has passed. This, naturally, can cause traffic delays for the traveling public.

President Joe Biden will make a visit to New England today. Biden will first travel to Merrimack, New Hampshire before making his way to Nashua. Biden’s final stop will be in Boston for a campaign event.

Boston police are warning of street closures and traffic delays in city neighborhoods ahead of President Biden’s visit on Tuesday afternoon.