Update: 6:20 PM

Police have reopened Broad Street and clean-up efforts are underway for the derailed train.

The train belonged to the CSX train company and no cause has been determined for the derailment.

Approximately four of the train's boxcars are on their sides spilling almost 100 pounds of fertilizer.

Stay with Eyewitness News for updates.

Update: 5:25 PM

CHATTANOOGA. (WRCB)-- Eyewitness News has learned a train has derailed on Broad Street near Lookout Mountain.

Police have the Broad Street and west 28th intersection completely blocked off.

No injuries have been reported and details are limited at this time.

Those that live on Lookout are encouraged to travel a different route.

Stay with Eyewitness News for updates.