How to View NWD File in AutoCAD

Understanding NWD Files

NWD files are specific file formats created by Autodesk Navisworks, designed primarily for viewing three-dimensional (3D) models, including architectural and engineering designs. These files incorporate all the geometry, associated object properties, and the capability for clash detection, which is essential in the building information modeling (BIM) process. NWD files are typically used for collaboration and sharing project details without allowing editing, making them secure for stakeholders.

Prerequisites for Viewing NWD Files in AutoCAD

Before attempting to view an NWD file in AutoCAD, ensure you have the following:

1. AutoCAD 2025 Installation: Confirm that you have AutoCAD 2025 installed on your computer. If you don’t, consider downloading it from Autodesk’s official website or your software provider.
2. Navisworks Freedom or Similar Software: Although AutoCAD does not open NWD files directly, you will require Navisworks Freedom to first view and convert these files.
3. Export Permissions: Ensure you have the necessary permissions to export files from Navisworks if you’re not the file creator.

Steps to View NWD Files in AutoCAD

1. Open Navisworks: Launch Autodesk Navisworks on your computer. If you don’t have it installed, download Navisworks Freedom, a free viewer for NWD files.

2. Import the NWD File:

   • In Navisworks, use the "Open" command (or drag and drop the NWD file into the interface) to load the desired NWD file.
   • Navigate through your file directories and select the NWD file, then click "Open" to bring it into the workspace.

3. Export the NWD to a Compatible Format:

   • Since AutoCAD cannot directly open NWD files, you can convert the NWD into a format that AutoCAD recognizes.
   • Go to the File menu and select the "Export" option. Choose to export as DWF or DWFx, as these formats can be referenced in AutoCAD.
   • Save the exported file to a location on your system.

4. Open AutoCAD:

   • Launch AutoCAD 2025 on your system.
   • Navigate to the "Open" option in AutoCAD, and locate the DWF or DWFx file you exported from Navisworks.

5. Import the DWF into AutoCAD:

   • Use the “Attach” command to bring the DWF file into your current drawing.
   • Adjust the insertion point and scaling options according to your project needs.
6. Explore the Model: You can now navigate through the model within AutoCAD, view the layers, and utilize various tools to analyze the design further.

Alternative Viewing Methods

For those who do not wish to use AutoCAD to view NWD files, consider the following methods:

• Web-Based Viewers: Utilize various online tools designed for viewing NWD files directly through your web browser without the need for installation.
• Third-Party Software: Other applications compatible with NWD files may also exist and can offer versatile functionalities.

FAQs

1. Can I convert NWD files to DWG directly within AutoCAD?
No, AutoCAD cannot open or convert NWD files directly. Use Navisworks to export the NWD to a format such as DWF, which can then be opened in AutoCAD.

2. Is there a way to edit the content of an NWD file in AutoCAD?
NWD files are designed to be non-editable. You cannot directly edit their content in AutoCAD unless exported to an editable format like DWG or DXF after conversion.

3. What is the main difference between NWD and DWG files?
NWD files are primarily for viewing and sharing 3D models securely, while DWG files are CAD files that allow for editing and drafting of designs within AutoCAD.