RODEO (CBS SF) — Crews from the Crockett-Carquinez Fire Department on Tuesday contained a grass fire near the Phillips 66 San Francisco Refinery that engulfed a truck, caused a rush hour traffic jam and threatened homes.

Fire crews reported being on the scene of the fire just after 4 p.m. The blaze could be seen by vehicles driving on westbound I-80 near Willow.

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The fire burned up a truck near the freeway but crews had stopped its movement towards nearby houses by 4:20 p.m. As of 4:45 p.m., Crockett Fire officials said the fire was contained with crews concentrating on a few hot spots.

Crockett fire received assistance from the Rodeo-Hercules Fire Department and Contra Costa Fire.

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The fire impacted rush hour traffic, with the California Highway Patrol reporting that the right and center lanes of westbound I-80 in Hercules were blocked.

By shortly before 6:30 p.m., all lanes were reopened.

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