U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000


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Bridges & Structures

 

Subsurface Investigation

This technical area provides method and procedural guidance concerning selection, planning, executing, contracting, quality assurance/quality control, inspection, interpretation, and report preparation for subsurface explorations involving transportation applications. The subsurface characterization techniques covered includes the in situ testing, the geophysical testing, and the laboratory test selection used to establish appropriate soil and rock design and construction parameters.

Guidance

Training & Workshops

TCCC

Publications

Updated: 06/11/2015
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000