The northbound lanes of I-45 were closed for hours Friday morning after the fatal crash.

DALLAS — A fatal crash in the northbound lanes of I-45 over I-30 in Dallas led to traffic delays Friday morning.

The Dallas County Sheriff’s Office said they responded to a fatality crash involving an 18-wheeler and a vehicle in the northbound lanes of I-45 over I-30 around 1:30 a.m. 

Traffic was diverted to I-30 until the lanes reopened on I-45 shortly after 5 a.m., officials said.