Chemical treatments are a cost-effective way of improving unpaved road performance. TRB hosted a webinar on Wednesday, March 3, 2021 from 2:00-3:30 PM Eastern that provided guidance for road agencies looking to use chemical treatments in their unpaved road management programs. The presenter explained the benefits of using a chemical treatment program in an unpaved road management strategy. He also demonstrated a web-based tool to select the most appropriate chemical treatment for a given set of circumstances, including materials, traffic, climate, and road geometry.

This webinar was sponsored by the TRB Standing Committee on Low-Volume Roads.

The slides and recording are available. 

Webinar agenda and presenters

1. Applying pavement preservation principles in unpaved road management, David Jones, University of California, Davis
   • Specific reference to fines preservation and dust control
   • Demonstration of web-based tool
2. Question and answer session: Bethany Kunz, U.S. Geological Survey

The first 60 minutes of the webinar will be for presentations and the final 30 minutes will be reserved for audience questions.

Learning Objectives

At the end of this webinar, participants will be able to:

1. Discuss benefits of chemical treatment program as an unpaved road management strategy
2. Use web-based tool to select the most appropriate chemical treatment

Professional Development Hours

Professional Development Hours (PDHs) earned on completion of this program were reported to the Registered Continuing Education Program (RCEP). Certificates of Completion are issued to all participants via the RCEP.net online system. Complaints about registered providers may be addressed to RCEP, 1015 15th Street, NW, 8th Fl., Washington, DC, 20005.