Facade inspection by drone and aerial photogrammetry
Facade inspection by drone: results obtained from 3500 aerial images as part of a renovation project for two high-rise buildings.
Results of the first building inspected by drone
Orthofacades built in GeoTiff formats for the detection and localization of exposed reinforcement, concrete spalling and cracks.
![Inspection de façade par drone](https://www.dronesimaging.com/wp-content/uploads/2019/09/Orthofa%C3%A7ades1_drones_imaging%C2%A9.jpg)
Results of the second building inspected by drone
Orthofacades built in GeoTiff formats for the detection and localization of exposed reinforcement, concrete spalling and cracks.
![Inspection de façade par drone](https://www.dronesimaging.com/wp-content/uploads/2019/09/Orthofa%C3%A7ades2_drones_imaging%C2%A9.jpg)
Building pathologies
Below are some examples of photographic signatures on the balconies.
![Pathologies détectées par drone](https://www.dronesimaging.com/wp-content/uploads/2019/09/Orthofa%C3%A7ades_defectuosit%C3%A9s1_b%C3%A9ton_drones_imaging%C2%A9.jpg)
![Pathologies détectées par drone](https://www.dronesimaging.com/wp-content/uploads/2019/09/Orthofa%C3%A7ades_defectuosit%C3%A9s2_b%C3%A9ton_drones_imaging%C2%A9.jpg)
TECHNICAL INFORMATIONS
- Aerial images post processing service : Drones Imaging comapny
- Flights and aerial images captation : IvaDrones company
- Spatial accuracy : centimeter with the GNSS RTK Emlid Reach RS2
- Orthophoto RVB : GSD 3mm
- Drone : DJI Phantom 4 pro
- Photogrammetry software : Agisoft Metashape
- Export formats : GeoTiff and Dwg autocad
- Delevery times : 72h