Two workers died Monday after becoming trapped in a trench at John F. Kennedy International Airport in New York City, Fox News Digital has learned.

The incident happened near the busy airport’s Terminal 7, according to the New York City Fire Department.

"Due to ongoing emergency activity, please expect roadway delays in vicinity of Terminals 5 and 7 at JFK Airport," the airport said in a tweet.

JFK airport New York City

The incident happened Monday near JFK International Airport's Terminal 7. (Bruce Bennett / Getty Images / File)

Real-time traffic data from Google showed an access road closed off and heavy traffic along roads leading to nearby Terminal 5.

The fire department told Fox News Digital that units were asked to remove two workers from a trench, both of whom were declared dead at the scene.

"Due to heavy traffic at Terminal 5, departing passengers are recommended access Terminal 5 via free AirTrain from Lefferts Blvd or Federal Circle Stations," the airport later tweeted.

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Fox News Digital has reached out to the New York City Police Department and the Port Authority of New York and New Jersey – the airport's operator – for further comment.

The incident has not appeared to have impacted flights at the airport.

This is a developing story. Please check back for updates.

Fox News' Mitch Picasso contributed to this report.