By CBS13 Staff

COLFAX (CBS13) – A big rig crash has caused major delays along I-80 in Colfax on Sunday.

According to Caltrans, the crash happened along westbound I-80 near Placer Hills Road. Both lanes of westbound I-80 were blocked as a result of the crash.

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As of 5 p.m., cameras in the area still showed major backups. Passing traffic was being let through in the center median.

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What caused the crash is unknown at this time. There is no estimated time for the full reopening of the roadway.

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CBS13 will bring you more updates as they become available.