• extraction de fichier XYZ à partir de Geotiff / Tout fichier Raster 3D

    Pour importer correctement un fichier Raster DEM, celui-ci doit préalablement exporté dans un format SANS système de coordonnées. Cela peut être fait avec QGIS (gratuit), la démarche est illustrée dans cette vidéo Exemple avec un fichier HGT, fonctionne…
    • Export_XYZ_from_GeoRaster_QGIS_FR.mp4
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  • USGS geotiff DEM to Terrain

    I am trying to create a terrain using USGS 1/3 arc-second DEM geotiff file. The terrain import tool does not seem to understand the data and imports nothing. The raster manager also does not seem to be able to render these .tif files. Is there any way…

  • Louisiana Lidar Processing

    I have been tasked to attempt to create a terrain from some Lidar data that is available from Atlas. They don't have the Lidar data available as a .LAS it is only available as a .DEM or as a stripped .XYZ file that has the X,Y values in Metric (UTM zone…

  • Converting Raster to Inroads DTM

    I got a DEM in raster format from ArcGIS and tried to convert to inroads DTM by following Tools> Data Acquisition. I picked the correct projection and exported to inroads DTM. When i bring the DTM in and try to draw contours, it prompts to triangulate…

  • Video: InRoads 8.9 Importing DEMs

    Applies To Product(s): InRoads Version(s): V8.9 Environment: N/A Area: N/A Subarea: N/A Original Author: Bentley Technical Support Group Support…

  • Video: Import ASC DEM files to STM, TM and TIN

    Product(s): InRoads, MX, GEOPAK Version(s): 08.11.09+ Area: Terrain Model Original Author: Nico Roman, Bentley Technical Support Group This video will demonstrate how to import asc (DEM) files to Scalable Terrain Model…

  • LiDAR Data & GEOPAK

    Background I am using MicroStation V8i w/ GEOPAK SS2. I obtained a ton of LiDAR data that covers about a 12-mile-by-2-mile area. The LiDAR data exclude all the surface waters (such as ponds, wetlands, rivers, and creeks) that are wider than 50 feet. The…

  • How to import NED topo data using Data Acquisition (with video)

    Historically, elevation data from the USGS has been distributed via DEM files. More recently, the primary elevation data product of the USGS has been The National Elevation Dataset (NED). The NED is a seamless dataset with the best available raster elevation…

  • Re: InRoads V8i SS1 - Import Surface DEM (tif?)

    Chuck, This cannot be done directly within InRoads. However, it can be done through a tool that is delivered with the InRoads installation and then converted to an InRoads DTM file. From the MicroStation menu, select Tools> Data Acquisition…
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