Significant Changes to ASCE 7-22 Supplement #2: Chapter 5 - Flood Loads

Description

The last significant change to Chapter 5 of ASCE-7 was in 1998. Since then, there have been dozens of catastrophic flooding events, both in riverine and coastal locations. Supplement #2 of ASCE 7-22 provided sweeping changes to the flood loads chapter. This presentation will outline the changes, and the discussions behind the provisions, which iThe last significant change to Chapter 5 of ASCE-7 was in 1998. Since then, there have been dozens of catastrophic flooding events, both in riverine and coastal locations. Supplement #2 of ASCE 7-22 provided sweeping changes to the flood loads chapter. This presentation will outline the changes, and the discussions behind the provisions, which include increased flood depths related risk category, changes in flood velocity, updates to wave formulas, augmented debris impact requirements, performance-based design provisions, and more. Additionally, FEMA’s approach to updating the FIRM maps will be explained.nclude increased flood depths related risk category, changes in flood velocity, updates to wave formulas, augmented debris impact requirements, performance-based design provisions, and more. Additionally, FEMA’s approach to updating the FIRM maps will be explained.

Course will award 1.25 hour of continuing education
Diamond Review approved in all 50 states
This webinar will be available as a recording.

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Contributors

Seth Thomas, P.E., S.E.

Seth Thomas, P.E., S.E., works at KPFF Consulting Engineers and is a licensed structural engineer. Seth has been involved in code development his entire career and currently is a voting member of the tsunami, flood, seismic and main committees for the ASCE 7-28. Seth has been involved in multiple tsunami and performance based seismic design projects including OSU Gladys Valley Marine Studies Building (first tsunami vertical evacuation projects in Oregon), Ocosta Middle School (first tsunami evacuation project in Washington), the Portland International Airport PDXNext Project, Multnomah County Central Courthouse (MCCCH), and the VA Portland Hospital Seismic Retrofit.

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Description

Contributors

Seth Thomas, P.E., S.E.