The Smarter Bridge is a project led by Mix3d, which makes robotic 3D printers that can sinter stainless steel structures and inch their way along the surfaces as they are completed.
The final product will be a 12m pedestrian bridge in Amsterdam’s red light district; the bridge will be studded with sensors that stream continuous telemetry about the load stresses and health of the structure. Read more at boingboing.net.