Lane closures on northbound 405 Freeway near Inglewood cause significant traffic delays

Three lanes of the northbound 405 Freeway were closed for several hours near the Inglewood area due to a big rig crash,  significantly impacting commuters Monday morning.

The California Highway Patrol Sig Alert on the 405 Freeway at Howard Hughes Parkway was issued around 5:30 a.m. and was lifted around 9:45 a.m., as all lanes opened.

KCAL News Anchor Kalyna Astrinos said it was taking drivers an hour and a half to travel nine miles.

The CHP said lanes would be closed for several hours as crews work to clear debris from the roadway.

It is unclear how the crash took place.

Officials urged drivers to use alternate routes and use caution when driving.