6 Season
41 Episode
Mega Builders - Season 4 Episode 3 Floating Bridge
Can engineers make 6,000-ton concrete pontoons float? That's the only way to construct this astonishing bridge in Canada, but can they pull it off?
- Year: 2012
- Country: Canada, Germany, United States of America
- Genre: Documentary
- Studio: Discovery
- Keyword: technology
- Director:
- Cast: