Willis Avenue Bridge

The Willis Avenue Bridge is a swing bridge that carries road traffic northbound over the Harlem River between the New York City boroughs of Manhattan and the Bronx, United States. It connects First Avenue in Manhattan with Willis Avenue in the Bronx. The New York City Department of Transportation is responsible for maintaining and operating the bridge.

The bridge is part of the course for the annual New York City Marathon. The runners, after crossing over from Manhattan to The Bronx via the bridge then follow a short course through the borough and return to Manhattan for the race's final leg via the Madison Avenue Bridge.Between 2000 and 2014, the bridge opened for vessels 214 times.

Source: Wikipedia