Six highway workers in Maryland died Wednesday after a car entered a work zone and struck them, state police said.

The crash on the inner loop of Interstate 695, known as the Baltimore Beltway, happened around 12:40 p.m., Maryland State Police said.

An Acura went through the barriers in Jersey before striking workers and rolling over, according to police.

The six people killed were contract workers on a state highway construction project, state police said. Police did not identify them, pending notification of next of kin.

The driver, whose identity is unknown, was taken to R Adams Cowley Shock Trauma Center for medical treatment. the police said.

It was not clear why the car entered the work zone.

Emergency personnel work at the scene of a crash on I-695 in Baltimore County that left several people dead Wednesday.WBAL

Gov. Wes Moore said his office was monitoring the situation. «My heart goes out to the victims and families affected by the tragic accident on the 695 beltway this afternoon,» tweeted.

The accident remains under investigation.

Helicopter footage from NBC affiliate WBAL Baltimore showed the overturned Acura surrounded by broken construction materials and other debris between the two parallel Jersey barriers.

Baltimore County Executive Johnny Olszewski also expressed his condolences.

«On behalf of all Baltimore County residents, we offer our deepest condolences to the families, friends and loved ones of those who lost their lives in today’s tragic accident and my prayers remain with those injured in this horrific incident.» tweeted.