KNOXVILLE, Tenn. (WATE) – The Tennessee Department of Transportation is marking National Work Zone Awareness Week with a harrowing reminder of the dangers that road workers face in the field.

A total of 112 traffic barrels line Interstate 640 East in Knoxville to represent the 112 TDOT workers that have died in the line of duty since 1948.

The TDOT Region 1 offices off I-40 at Strawberry Plains in Knox County will be lit in orange each night this week. The pedestrian bridge near the Knoxville Convention Center in downtown will be lit in orange starting Tuesday night.