Photogrammetry
Monitor Progress
Analyze Problems
During construction, photogrammetry can be used to monitor progress and analyze any problems that arise as they occur.
![photogrammetry-rt-ellis-2](http://rtellis.wpengine.com/wp-content/uploads/2021/08/photogrammetry-rt-ellis-2.png)
![photogrammetry-rt-ellis-3](http://rtellis.wpengine.com/wp-content/uploads/2021/08/photogrammetry-rt-ellis-3.png)
3D Scanning
Photogrammetry is a form of 3D scanning that uses photographs and triangulation to create an accurate model of a site or structure.