Drones and UAVs are going to help inspect our subway tunnels

Singapore is keen to start using drones and unmanned aerial vehicles to inspect its extensive underground subway tunnel network.

The transport regulator put out a request for companies on Wednesday to design and develop suitable trial technologies, including 360-degree video mapping of the tunnels, as well as software that would automatically detect defects and provide their location. 

These smarter technologies are hoped to supplement the current manual inspection process, which take about three hours at a time, the Land Transport Authority said in a press release.  Read more...