Geotechnical Design Bulletins

GDB # Original Issue Date Latest Revision Date Title
2018-1 December 2018 None 2019 Geotechnical Design Manual version 2.0 (GDM v2.0)
2019-1 October 2019 None Management of Geotechnical Design Data
2019-2 December 2019 None Corrections and Additions to 2019 GDM
2019-3 December 2019 None Corrections and Additions to 2019 GDM
2019-4 December 2019 None Revision to Chapter 13
2020-1 March 2020 None Revisions to Chapter 22 and Chapter 24
2020-2 July 2020 None Revision to Chapter 7
2020-3 October 2020 None Revision to Chapter 12 and Appendix 12
2020-4 December 2020 None Revision to Chapter 5
2020-5 December 2020 None Revised MSE Wall (Panel Face) Drawings
2021-1 January 2021 None Various Changes
2022-1 May 2022 None 2022 Geotechnical Design Manual
2022-2 May 2022 None 2022 Geotechnical QA_QC Checklist
2022-3 August 2022 None GDF 001 Bridge Load Data Sheet Update
2023-1 March 2023 None Geotechnical QA Checklist Update – 2022 GDM
2023-2 June 2023 None Updates to Sections 4.2.1 and 13.6.1 – 2022 GDM