Join the conversation
Log in or create an account to leave a comment
Log In
This indicates a substantial
yet unknown clog that could threaten
the foundation of the entire building
yet unknown clog that could threaten
the foundation of the entire building
Full Transcript
00:00:01.000 --> 00:00:04.083
This indicates a substantial
yet unknown clog
00:00:04.828 --> 00:00:06.418
that could threaten
the foundation
00:00:06.414 --> 00:00:08.104
of the entire building.
Want This Clip in HD?
Upgrade for HD/4K downloads and unlimited access. Upgrade now →
Movie Summary
An up-close look at the heroes that keep America's sewer systems running.