Subsurface Investigation Qualification
Instructor-led Training (ILT)
$790 Per Participant
$825 Per Participant
TRAINING LEVEL: Intermediate
CLASS SIZE: Minimum: 20 Maximum: 35
This course is part of a series to develop a training and qualification/certification program for geotechnical inspectors and field personnel. The course follows FHWA guidelines and practices for subsurface investigations. Topics addressed in the course include exploration equipment and methods, safety, borehole sealing, drilling and sampling requirements and criteria, proper visual classification and description of soils and rocks, common drilling errors, and dealing with difficult subsurface site conditions. A 2-hour qualification exam is administered at the end of the course.
Upon completion of the course, participants will be able to:
Explain the investigation specialist's general role and duties, as well as the importance of coordination and communication with the field personnel and engineers
Explain the purpose of geotechnical subsurface investigations and why adequate, consistent, and quality investigations are essential
Identify the major components of the typical subsurface investigation plan
Identify common drilling rigs, uses, and components
Explain the importance of accurate borehole logging and documentation
Describe the importance of accurate groundwater investigations
Discuss safety issues involving operation of a drill rig
The target audience for this course includes drillers, drilling inspectors, engineers, geologists, and technicians involved in field data collection and quality assurance of subsurface investigations.
If you have questions about this NHI training, please contact NHI at
email@example.com or 877.558.6873.
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Host this Course
The National Highway Institute (NHI) has been accredited as an Authorized Provider
by the International Association for Continuing Education and Training (IACET).
In obtaining this accreditation, NHI has demonstrated that it complies with the
ANSI/IACET Standard which is recognized internationally as a standard of good practice.
As a result of their Authorized Provider status, NHI is authorized to offer IACET CEUs
for its programs that qualify under the ANSI/IACET Standard.