LAS VEGAS (KLAS) — The northbound lanes of I-15 reopened to traffic shortly after 7 a.m. following a six-hour closure due to a tractor-trailer crash on the freeway. The closure caused major morning traffic delays for commuters.

According to Nevada State Police, the tractor-trailer failed to maintain its travel lane and hit a guardrail around 1:15 a.m. The driver suffered minor injuries.

Tractor-trailer crashes into I-15 northbound guardrail on Dec. 9, 2022. (Credit: Nevada State Police)

Traffic was diverted off of I-15 at the Las Vegas Motor Speedway while spilled diesel fuel was cleaned off the freeway.

The big rig was removed from the freeway around 6:45 a.m.

Crashed big rig being towed off I-15 northbound on Dec. 9, 2022. (KLAS)

At one point, vehicles were backed up past the northern 215 toward Lamb Boulevard.