Major streets in Torrance will be closed on your morning commute soon.

The Torrance Refining Company plans to perform barrier tests next Wednesday, Dec. 7. They announced they will close the northbound and southbound lanes on Crenshaw Boulevard and the westbound and eastbound lanes on Del Amo Boulevard. Crenshaw will be affected from 9 to 10 a.m. that morning, while Del Amo Boulevard will be closed from 10 to 11 a.m. The barriers help with offsite impact in case of an emergency.