How to use drone photogrammetry to create an accurate 3D topological model of a commercial real estate plot?
Fly a survey-grade drone (DJI Matrice or Phantom series) in an automated grid pattern with 70–80% image overlap at multiple altitudes. Process the captured images through photogrammetry software like Pix4D, RealityCapture, or Autodesk ReCap to generate a dense point cloud and textured 3D mesh. The output integrates with Autodesk Civil3D, Formit, and Revit for volume calculations, grading analysis, and site planning.
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