Outline
- Heuristics from the 1999 GDG
- Human factors
- Special road classification system
- Design tables extended
- Roadside safety
- References to 2017 GDG added
- Road types added
- Braking on road surfaces other than asphalt
- Superelevation tables for standard 3% added
- Other resources
Presenter
Henning Buch, Jacobs
Henning Buch is the author of the new GDG chapter on Special Roads. He is a senior design technologist with almost four decades of experience in civil engineering design and construction, with particular expertise in highway design, roadside safety and railway design.
He has been a member of TAC’s Geometric Design Committee since 2009, and chairs the Revisions and Additions Subcommittee.
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