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Course Description

Tunnel Safety Inspection Refresher (VIRTUAL DELIVERY)

PROGRAM AREA: Structures
Instructor-led Training (ILT)Instructor-led Training (ILT)
Calendar Year
Host Price
17 Hours
1.7 Units
$495 Per Participant
17 Hours
1.7 Units
$1000 Per Participant


CLASS SIZE: Minimum: 15 Maximum: 20


This 2.5-day, Instructor-led Training (ILT) is highly interactive and builds upon participants' prior knowledge of bridge and/or tunnel inspection. This course covers the entire breadth of knowledge necessary to manage or execute a successful tunnel inspection. However, it does not replace the need for specialized experts to assist in inspections. There are seven course modules. During the course, the instructor will lead participants through a series of case studies giving them an opportunity to practice and apply their knowledge in real-life tunnel inspection situations. The capstone case study comprises of a tunnel inspection exercise that takes place at the end of the course.

All participants must successfully complete the following prerequisite requirements prior to taking the FHWA-NHI-130125 course:

*130110 Tunnel Safety Inspection Training Course

*130124 Tunnel Safety Inspection Refresher Web-based Training

It is not required, but strongly recommended that participants possess some design or safety inspection experience of in-service bridges or tunnels.


Upon completion of the course, participants will be able to:

  • Explain the importance and purpose of tunnel inspection
  • Apply the fundamentals of tunnel inspection
  • Demonstrate the inspection and evaluation of tunnel structural, civil, mechanical, electrical, signage, lighting, and fire/life safety/security elements
  • Use tunnel inspection references


The target audience for the Tunnel Safety Inspection ILT course is primarily members of Federal, State, local (Authority or Commission) and Tribal highway agency employees, who are involved with tunnel design, inspection, and maintenance, as well as consultants involved in inspecting tunnels or in tunnel inspection management and leadership positions.

If you have questions about this NHI training, please contact NHI at or 877.558.6873.


All participants should successfully complete the following prerequisite requirements: 130110 Tunnel Safety Inspection ILT and 130124 Tunnel Safety Inspection Refresher WBT.

Please note that one of the following prerequisites are required in order to take the Tunnel Inspection Refresher course: 130054 Engineering Concepts for Bridge Inspectors; or 130101 Introduction to Safety Inspection of In-Service Bridges; or 130101A Prerequisite Assessment for Safety Inspection of In-Service Bridges.

It is not required, but strongly recommended that participants possess some design or safety inspection experience of in-service bridges or tunnels.


There are no sessions available. Sign up for session alerts to receive email alerts when sessions of this course are scheduled.

Host this Course

The National Highway Institute (NHI) has been accredited as an Accredited 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 Accredited Provider status, NHI is authorized to offer IACET CEUs for its programs that qualify under the ANSI/IACET Standard.


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To pay by check, mail a copy of your invoice and a check made payable to the Federal Highway Administration to:
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