High Quality Content by WIKIPEDIA articles! Macombs Dam Bridge is a swing bridge that spans the Harlem River in New York City, connecting the boroughs of Manhattan and the Bronx near Yankee Stadium. It is the third-oldest bridge in New York City and was designated an official landmark in January 1992. The bridge is operated and maintained by the New York City Department of Transportation (NYCDOT). The bridge is located 3.2 miles (5.1 km) from the mouth of the Harlem River. Its total length is 2,540 feet (770 m). The main swing span is 408 feet (124 m) long and provides two shipping channels with 150 feet (46 m) of horizontal clearance. When closed the bridge provides 25 feet of vertical clearance. The total cost of construction was $1.3 million and the bridge opened on May 1, 1895. The designer was Alfred Pancoast Boller.