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  • 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…

  • Microstation connect, LAS; LAZ and contours, DSM, DTM

    Hi. I believe it can be a wrong place to ask but admins can move it to the right one. I use Stella Map Finland, it works on a base of Microstation connect edition. I have point clouds in LAS, LAZ formats (ground). Need to make from this point cloud elevation…

  • 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…

  • Error using Trex: "elements fall outside the scope of the DEM", "No matching data", "Circular list error"

    Product(s): SewerGEMS, CivilStorm, StormCAD, WaterCAD, Hammer, WaterGEMS, SewerCAD Version(s): Connect Edition, V8i Area: Layout and Data Input Problem 1) When attempting to use Terrain Extractor, the following error occurs…

  • FAQ - Dynamic Views

    Product(s): AECOsim Building Designer Version(s): CONNECT Edition and V8i Environment: N/A Area: Drawing Views Subarea: N/A Q: What is the difference between Dynamic Views and Building Views…

  • TRex Wizard DEM Issue

    I'm running a sewer model in SewerGEMS 10.01.00.70 through ArcMap 10.5. I was looking to use a DEM file to apply elevations to some nodes through the TRex Wizard, however I am receiving the following error: "Object reference not set to an instance of…

  • - Contour generation from DEM data

    The following content requires the use of Scalable Terrain Models which is only available with Bentley Descartes or OpenCities Map Ultimate . In a 3D design file, ensure a valid Geographic Coordinate System has been attached. Select File > Scalable…

  • Can Unifier be set between different Families?

    How can the unifier be used between different Families, for example, the Family 'beam' and the Family 'floor', for DEM drawing extraction?

  • RE: Bentley Map for Contour Generation.

    Videet, Contour capabilities are available in Bentley Map Enterprise , through the Scalable Terrain Model functionality. These tools are located in the Raster Manager dialog box, in the Utilities menu. Bentley Map does not include the Descartes…

  • Is it possible to use point cloud information to populate elevations in Terrain Extractor (TRex)?

    Product(s): WaterGEMS, WaterCAD, HAMMER, StormCAD, SewerCAD, SewerGEMS, CivilStorm Version(s): V8i, CONNECT Edition Area: General Problem Is it possible to use point cloud or reality mesh information to populate…

  • Using Downstream Trace and Digital Terrain Models

    Product(s): StormCAD, SewerGEMS, CivilStorm, SewerCAD Version(s): CONNECT Edition, V8i SELECT Series 4 (08.11.04.54) and later Area: Modeling Background The ability to attach Digital Terrain Models and the Downstream Trace…

  • LandXML Terrain Model does not obey boundary lines

    Product(s): StormCAD, SewerGEMS, CivilStorm Version(s): 10.00.00.40 Area: Layout and Data Input Problem When using a LandXML file in the Terrain Model tool, the boundary lines are not respected. Contour lines are shown beyond…

  • Error importing DEM data with TREX: "HRESULT E_FAIL HAS BEEN RETURNED FROM..."

    Product(s): WaterGEMS, WaterCAD, SewerGEMS,CivilStorm,SewerCAD, StormCAD Version(s): 08.11.XX.XX and later (features vary) Environment: N\A Area: Layout and Data Input Problem When attempting to import…

  • Using Terrain Extractor (Trex)

    Applies To Product(s): WaterGEMS, WaterCAD, HAMMER, SewerGEMS, SewerCAD, StormCAD, CivilStorm Version(s): CONNECT Edition Area: Layout and Data Input How to Automatically assign ground elevation data…

  • Interpolation Method Used by Terrain Extractor (Trex)

    Product(s): Bentley WaterGEMS, WaterCAD, HAMMER, SewerCAD, SewerGEMS, StormCAD, CivilStorm Version(s): 08.11.XX.XX, 10.00.XX.XX Environment: N\A Area: Layout and Data Input Problem What method does Terrain…

  • RE: Trex

    Hi Simon, Yes, you'll need to project the model file so it uses the same coordinate system as the DEM file if you want them to overlay in WaterGEMS standalone. You shouldn't have a problem extracting the node elevations from the DEM once they are overlaid…

  • ¿Cómo puedo obtener la simbología de elevaciones de un DEM?

    He importado archivos lidar (.las) a una nube de puntos; ahora necesito la escala del degradado para las distintas elevaciones mostradas en el DEM. ¿Alguien puede ayudarme?

  • 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…

  • Absturz bei bestimmter Schnittebene im Schnitt Manager

    Produkt(e): AECOsim Building Designer + Bentley Architecture Version(en): 08.11.09.xxx Umgebung: N\A Produktbereich: Schnitt-Manager Produktunterbereich: Ausgabe Problembeschreibung…

  • Extract to DGN - Save to DWG as Design Model not as Sheet Model, Can't seem to controld

    DEM is extracting to Sheet Model. My workflow requires eventual saveas to DWG, meaning the extraction must be a Design Model to be saved as Modelspace in DWG...all else becomes Sheetspace. I've tried changing the seedfile used by the DEM, which only…

  • Descartes | Vertical Scaling of Raster DEM when importing into a STM

    How do I keep Descartes from vertically scaling a raster DEM when creating a STM? When importing raster DEMs that are in imperial units, it scales the pixel values using the SI to Imperial unit conversion factor (meters to feet = x3.2808). So I end…

  • 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…
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