Free
About
The Virtual Tunnel Inspection (VTI) Application is a simulation software to be used as part of the Federal Highway Administration's (FHWA) National Highway Institute (NHI) course. The VTI is intended to educate users by providing a tunnel inspection scenario to complete.
Show more
What's New in VTIMobile
1.3.52
July 14, 2026
Crack Gauge behavior adjusted to provide measurement when at key locations. Added visual identifiers to help find certain defect locations iOS device screen rotation fixed. One time tutorial flag added for when user enters a defect location for the first time.
More
