|
Over the next week, workers lay 15 tons of stone on top of the pilings. However, Altabba worries that the laborers have not stacked the stones in a way to optimize the foundation's strength. The men work to fix the abutments so they will stand strong when pressed by the weight of the bridge. Previous Next NOVA Builds a Rainbow Bridge | Bridge the Gap | Nature's Miracle Material China's Age of Invention | Resources | Transcript Medieval Siege | Pharaoh's Obelisk | Easter Island | Roman Bath | China Bridge | Site Map Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule About NOVA | Teachers | Site Map | Shop | Jobs | Search | To print PBS Online | NOVA Online | WGBH © | Updated November 2000 |