[Webinar Recording] Earth Retention Structures


Updates on GRS-IBS, IDEA, and AASHTO MSE Design Presented by Daniel Alzamora, P.E.

Webinar Overview

Earth retention structures are a critical component of many construction projects - especially in the transportation sector. In this webinar hosted by ASCE and sponsored by Redi-Rock, Daniel Alzamora, P.E., shared important news and updates on FHWA's programs affecting MSE Walls.

Topics covered include:

  • Geosynthetic Reinforced Soil Integrated Bridge System (GRS - IBS)
  • Innovations, Developments, Enhancements and Advancements (IDEA) program for technical evaluation of earth retention systems
  • American Association of State Highway and Transportation Officials (AASHTO) Bridge Design Guidelines New Mechanically Stabilized Earth (MSE) wall design changes

Links for More Information:

Geo-Institute IDEA Program IDEA Tutorial #1 IDEA Tutorial #2 IDEA Tutorial #3 GRS IBS Design and Construction Guidelines NCHRP report 24-41

More About the Presenter

Daniel Alzamora, P.E., M.ASCE, is a Senior Geotechnical Engineer for the Federal Highway Administration Resource Center

Daniel Alzamora, P.E., M.ASCE, is a Senior Geotechnical Engineer for the Federal Highway Administration Resource Center and a member of the Earth Retaining Structures, Geosynthetics, and Embankments, Dams, and Slopes Committees of the GEO-INSTITUTE. With 30 years of Geotechnical experience, Daniel has spent the past 18 years with the Federal Highway Administration (FHWA). Daniel earned a BSCE from University of Connecticut and a MSCE from the University of Colorado. Daniel provides technical support to the FHWA references on design and construction of MSE walls and slopes, earth retaining structures, and geosynthetics.

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