© 2016 Upper Great Plains Transportation Institute is a research and education center at North Dakota State University.
|Title:||Traffic Sign Retroreflectivity|
|Date:||Apr. 5, 2012|
|Links:||Download the Presentation (PDF, 1678K)|
This presentation gives an update of the current rules and compliance dates for sign retroreflectivity, the proposed changes to those rules and dates, and an overview of the methods an agency can implement to be compliant with the rules.