The cost to install six dynamic message signs on two freeways in North Carolina was estimated at $1,980,000.

Experience with safety treatments on I-26 and I-40 in Asheville, NC

Asheville,North Carolina,United States

Summary Information

This project examined the benefits and costs of a series of dynamic message signs (DMS) installed on I-26 and I-46 in the vicinity of Asheville, North Carolina. As requested by the State Highway Patrol, three DMS units were installed on each interstate in problem areas where numerous secondary crashes were reported. The messages posted on each DMS were intended to warn motorists of incidents ahead and suggest alternate routes when applicable.

The installation of all six signs was complete by June 2004. The total cost was estimate at $1,980,000 ($330,000 per DMS installation).

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Hazard Elimination Project Evaluation: Evaluation of Six Dynamic Message Signs on I-40 and I-26 in Buncombe and Henderson Counties

Author: Simpson, Carrie L.

Published By: North Carolina DOT

Source Date: 12/17/2010

Other Reference Number: Project W-4440 and W-4444


System Cost

DMS Installation: $330,000 (2004)


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Related Unit Cost Subsystems

Roadside Information (RS-I)


DMS, CMS, VMS, Changeable Message Signs, Variable Message Signs

Cost ID: 2013-00281