GALT (CBS13) – Expect heavy traffic heading up to Sacramento on both Interstate 5 and Highway 99 Monday morning.

According to Caltrans District 10, a collision on Interstate 5 is to blame for traffic on both freeways. Commuters have tried going over to Highway 99, prompting both freeways to see stop and go traffic.

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Expect it take about an hour to get from the Galt area to Sacramento on both I-5 and Highway 99.

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Commuters who use the Highway 50 corridor should also be aware that Sacramento State University’s fall semester classes start on Monday.

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Drivers should expect delays.