The southbound lanes were shut down as a result of the break.
It happened near McLean Boulevard at 3rd Avenue around 6 a.m.
The water flowed right towards the front of the Department of Public Works.
Crews were working to shut down the main so they could repair it.
It's not yet known what caused the break.
----------
* More New Jersey news
* Send us a news tip
* Download the abc7NY app for breaking news alerts
* Follow us on YouTube