Fatal I-270 dump truck accident to back-up traffic for hours

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ST. LOUIS, MO (KPLR) - A fatal accident involving a truck has closed the two westbound lanes of I-270 at McDonnell Blvd. The Hazelwood police department expects a significant traffic back-up until around 7pm.  Traffic on I-270 is down to two lanes.

The Missouri Highway Patrol says the driver of the dump truck died in the accident.  No information about other injuries has been released.

Check the latest traffic conditions here: KPLR11.com/traffic