DENVER (CBS4)– Firefighters rushed to put out a fire burning near 49th and Washington Street on Tuesday afternoon. The fire was burning at a recycling plant at 4920 Washington St.

(credit: CBS)

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The fire was sending a thick black plume of smoke over the Denver metro area about 12:45 p.m.

(credit: Denver Fire Department)

(credit: Denver Fire Department)

(credit: CBS)

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Copter4 flew over the fire which showed a large pile of burning vehicles surrounded by buildings.

(credit: Denver Fire Department)

No injuries had been reported. What caused the fire is being investigated. Drivers were urged to avoid the area due to fire crews and firefighting efforts.

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(credit: CBS)

(credit: CBS)

(credit: CBS)