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Bashar Altabba, a structural engineer who teaches at MIT, and Marcus Brandt, a timber framer from Pennsylvania, get together at MIT to work with a model for the bridge. They experiment with a method of prefabricating the skeleton of the bridge and then lowering it together from either side of the river. 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 |