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Drone Photogrammetry

ATX GIS Day
November 13, 2019

Drone Photogrammetry

Ishka Voiculescu, IT Systems Administrator Sr, City of Austin Public Works

ATX GIS Day

November 13, 2019
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  1. CITY OF AUSTIN PUBLIC WORKS DEPARTMENT ENGINEERING SERVICES DIVISION Drone

    – UAV – UAS Photogrammetry CONNECTING YOU ALL AROUND AUSTIN
  2. About the presenter • Name - Istvan Voiculescu, jack of

    all trades within City of Austin’s Public Works Department. • Nickname - Known as Ishka or C3DIsh… Look me up on twitter (@C3DIsh) or Linkedin • Background - A mechanical engineer that… Jumped ship to civil engineering • Experience - 18 years of combined experience w/ Autodesk, Bentley, ESRI and more, 14 of those in civil, survey, GIS & UAS. • Development - Published as a co-author the Mastering Civil 3D book series widely used for training nationwide. • Career Path - Learned everything I know by playing around trying to solve issues. • Career driving force - I don’t know or assume to know everything! • Daily job - Working on training, standards and implementation of things. • Word of caution - I talk very “slow”… ☺ 1 City of Austin | Public Works Department
  3. What will be covered • Context – Background & Definition

    • Tools of the Trade – Drones • Capturing Data – Use Cases • Processing Data – Workflows and Tools • Publishing Data – Sharing the benefits 2 City of Austin | Public Works Department
  4. Context – Background & Definition Why using drones? • Need

    to document projects from above the eye level • Benefit of generating relatively accurate data via photogrammetry and LiDAR. • Public Outreach for transparency on projects. What about photogrammetry? Where do I find it used? • The science of making measurements from photographs. • Input – Photographs • Output – map, drawing, imagery, point cloud, 3D Mesh 3 City of Austin | Public Works Department
  5. Tools of the Trade - Drones Considerations using drones for

    photogrammetry • Environment the drones will be used – Safety First. • Applications the drones will be used for – Safety First. • Pilot training – Safety First. • Output data – Hardware and Software. • Productivity – Post Processing. What drones to use • Consumer drones – DJI Phantom, Inspire, Mavic and 3DR • Industrial drones – DJI Matrice series • Platform solutions – SiteScan, PrecisionHawk and more 4 City of Austin | Public Works Department
  6. Capturing Data – Use Cases Benefits of using drones •

    Timeline generic datasets for projects • Design datasets for projects • Sites and Structure Inspections 5 City of Austin | Public Works Department
  7. Processing Data – Tools Getting from Field to Finish •

    Flights – DJI Ground Station, DroneDeploy & Litchi. • Models – Drone2Map & Pix4D. • Point Cloud – Autodesk Recap ,Trimble Business Center & Global Mapper • DSM and DEM – ESRI ArcGIS Pro & Autodesk Infraworks 6 City of Austin | Public Works Department
  8. Processing Data – Photogrammetry 7 City of Austin | Public

    Works Department Flights Elizabeth Ney Museum Harold Court 2nd Street & Library
  9. Processing Data – Photogrammetry 8 City of Austin | Public

    Works Department Models Elizabeth Ney Museum Harold Court 2nd Street & Library
  10. Processing Data – Photogrammetry 9 City of Austin | Public

    Works Department Point Cloud Elizabeth Ney Museum Harold Court 2nd Street & Library
  11. Processing Data – Photogrammetry 10 City of Austin | Public

    Works Department Aerial, DSM & DEM Elizabeth Ney Museum Harold Court 2nd Street & Library
  12. Publishing Data How and where do we publish the data?

    • Photogrammetric models – 3D PDFs, ArcScene Packages • 3D Meshes – 3D Visualization Software (Infraworks, etc…) • Point Cloud Data – Sampled classified rasters or LAS files. • Planimetrics & Quantities – ESRI or AutoCAD files. 11 City of Austin | Public Works Department
  13. CITY OF AUSTIN PUBLIC WORKS DEPARTMENT ENGINEERING SERVICES DIVISION CONNECTING

    YOU ALL AROUND AUSTIN QUESTIONS + ANSWERS Istvan Voiculescu, IT Systems Admin Sr. Engineering Services Division [email protected] 512.974.6915