6 කන්නය
41 කථාංගය
Mega Builders - Season 4 Episode 3
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?
- අවුරුදු: 2012
- රට: Canada, Germany, United States of America
- ප්රභේදය: Documentary
- ශබ්දාගාර: Discovery
- මූල පදය: technology
- අධ්යක්ෂක:
- කාස්ට්: