Inspection of a deck intrados at the Careï viaduct
Inspection of a deck intrados performed by drone and aerial photogrammetry. 3D modeling and orthophotos generated from 1398 aerial shots taken by drone by the company Flying Eye. Post-processing by Drones Imaging.
3D modeling and detailed orthophoto of the intrados
The Careï viaduct is a 521m lenght beam motorway bridge located in Menton (department 06). Above is the orthophoto of the intrados built from 1932 shots (taken under the bridgr in zenith view) and delivered with a 1mm resolution. Service carried out for the benefit of the motorway operator Escota for the detailed inspection of the pipes network and the metal supports under the deck.
TECHNICAL INFORMATIONS
- Aerial imagery post-processing service : Drones Imaging company.
- Flights and aerial imagery : Flying Eye company.
- Spatial accuracy : relative centimeter.
- Orthophoto RVB : GSD 1mm.
- Inspected area : 780m².
- Drone : Hexacopter MK.
- Camera : Sony A7R.
- Photogrammetry software : Metashape.
- Geographic information system : ArcGis.
- Use case taught in training : see more.