AutoCAD

How to Open DGN Files in AutoCAD 2020?

by Wei Zhang
3 min read

Understanding DGN Files

DGN files are design documents typically associated with Bentley Systems’ MicroStation software. They play a crucial role in architectural, engineering, and construction projects, and understanding how to open them in AutoCAD can be essential for collaboration among professionals.

Step-by-Step Guide to Open DGN Files in AutoCAD 2025

Step 1: Launch AutoCAD

Begin by opening AutoCAD 2025 on your computer. Ensure that your installation is up to date to avoid compatibility issues.

Step 2: Access the Import Function

  1. In AutoCAD, navigate to the top menu bar.
  2. Choose Insert, then look for the Import option.
  3. From the dropdown menu that appears, select Import DGN. You may also type IMPORT in the command line and press Enter.

Step 3: Locate the DGN File

A dialog box will appear, prompting you to select the DGN file you wish to open:

  1. Use the Browse button to navigate to the location of your DGN file.
  2. Once you locate your desired file, click on it to highlight it, and then click Open.

Step 4: Configure Import Settings

After selecting the DGN file, a new Import DGN Settings dialog box will appear:

  1. Select a design model from the list that best fits your needs.
  2. Review the import options available to customize the way your DGN file is incorporated into AutoCAD. Adjust settings such as unit type and layer handling based on your project requirements.

Step 5: Finalize the Import

  1. Once you are satisfied with the settings, click OK or Open to proceed with the import.
  2. AutoCAD will then start processing the file, which may take some time depending on its complexity and size.

Step 6: Review and Edit

After the import completes, examine the content of the DGN file in your AutoCAD workspace. You might need to make some adjustments to align the imported data with AutoCAD’s standards, particularly regarding layers and object properties.

Frequently Asked Questions (FAQ)

1. What types of files can I convert to DGN format?
Various file formats can be converted to DGN, including DWG, DXF, and even PDF files. This is often facilitated by specific conversion tools available in CAD software or online conversion platforms.

2. Can I directly edit DGN files in AutoCAD?
While you can view and make adjustments to DGN files after importing, direct editing may not always produce desirable results. It’s advisable to run a thorough check and, if necessary, re-create certain elements in AutoCAD for optimal performance.

3. Are there alternative programs to AutoCAD that support DGN files?
Yes, aside from AutoCAD, DGN files can be opened using Bentley’s MicroStation, TurboCAD by IMSI, and other third-party applications equipped to handle this format effectively.

This structured approach to handling DGN files in AutoCAD 2025 will enhance your ability to work with various CAD formats seamlessly.

About the author

Wei Zhang

Wei Zhang

Wei Zhang is a renowned figure in the CAD (Computer-Aided Design) industry in Canada, with over 30 years of experience spanning his native China and Canada. As the founder of a CAD training center, Wei has been instrumental in shaping the skills of hundreds of technicians and engineers in technical drawing and CAD software applications. He is a certified developer with Autodesk, demonstrating his deep expertise and commitment to staying at the forefront of CAD technology. Wei’s passion for education and technology has not only made him a respected educator but also a key player in advancing CAD methodologies in various engineering sectors. His contributions have significantly impacted the way CAD is taught and applied in the professional world, bridging the gap between traditional drafting techniques and modern digital solutions.

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