Meet the dedicated maintenance crews who race against the clock to ensure critical infrastructures are operating as designed every day.
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A committed crew of mariners race against the clock as they dredge North America's busiest shipping canal to allow safe passage for huge oil tankers, and specialists repair years of heavy damage and corrosion to get a massive ferry safely operating.
A determined team of expert technicians battle nature's destructive force to keep one of the world's longest road bridges open in deadly conditions.
Fearless technicians battle staggering heights and fierce winds to upgrade a communications tower that keeps millions connected; special access to this dangerous job site reveals what it takes to get the job done.
Maintenance crews keep firefighting, water-bombing aircraft flying.
A team of professionals maintain storm surge barriers in the Netherlands.
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We don't have an overview of this episode, please check back later.
Amusement park technicians spot a section of broken roller coaster track.
Meet the dedicated maintenance crews who race against the clock to ensure critical infrastructures are operating as designed every day.
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