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Geotechnical Design Manual

Geotechnical Design Manual 2014

Geotechnical Design Manual 2013

The Geotechnical Design Manual is updated annually. Chapter one describes the process for submitting changes to the manual.

Technical bulletins may be issued between formal updates of the Geotechnical Design Manual. These bulletins are intended to provide immediate guidance on process, procedures and design information for users until the next official manual update, at which time any bulletins issued may be incorporated into the manual.


Contact the Geo-Environmental Section

4040 Fairview Industrial Drive SE, MS 6
Salem, Oregon 97302
Phone: 503-986-3252
Fax: 503-986-3249

Program Leads

Phone: 503-986-3993
Phone: 503-986-3490

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