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[narrator] The Cleveland crew
has located a massive clog made from hardened
concrete mix and sediment
has located a massive clog made from hardened
concrete mix and sediment
Full Transcript
00:00:01.000 --> 00:00:04.000
[narrator] The Cleveland crew
has located a massive clog
00:00:04.000 --> 00:00:07.014
made from hardened
concrete mix and sediment.
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Movie Summary
An up-close look at the heroes that keep America's sewer systems running.