Low-Density Cellular Concrete (LDCC) use has seen quite a rise among a multitude of transportation projects. TRB hosted a webinar on Thursday, August 26, 2021 that discussed the current uses and design techniques of LDCC. Presenters examined how utilizing LDCC can speed up overall construction schedules and reduce costs.

This webinar was organized by the Standing Technical Committee on Transportation Earthworks.

The slides and recording are available.

Webinar agenda and presenters

1. Summary of applications: Binod Tiwari, California State University, Fullerton
2. Review of current design methods for Mechanically Stabilized Earth (MSE) walls backfilled with LDCC: Keith Brabant, Reinforced Earth Company
3. Using permeable LDCC to increase road elevation: Robert Parsons, The University of Kansas
4. Large-scale testing of LDCC backfill: Kyle Rollins, Brigham Young University
5. Question and answer session: Moderated by Jesse Rauser, Louisiana Department of Transportation and Development

The first 90 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. Describe how to use LDCC to increase road elevation and test LDCC backfill
2. Identify current design methods of LDCC

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.