The underground inspection aerial vehicle has been successfully tested in the heart of London, under the Canary Wharf area, in one of the tunnels buried under the mega construction project Crossrail. The flying platform is equipped with lasers and other sensors to allow indoor positioning and avoid collisions with objects and tunnel walls. The computation of the on-board laser information and high definition image data is used to produce richly detailed 3D models, including high definition texture layers and survey grade georeferenced point  Read More