What is a .FBK File And How To Open It – Autodesk (Simple Steps)

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Have you came across a file with the .fbk extension, but it is a file you have never seen before? It is possible that you know what the file does, but you are unsure on how to open it. Thanks to this easy guide you will be able to find out what .fbk file extension is, how to open it and how to work with it.

What is a .FBK file?

The file extension .FBK stands for AutoCAD Civil 3D Field Book File. The development of this file was done by Autodesk. This data related file is in binary format.

What to know

There is currently 1 software that can open the .fbk file on 1 platform.

How to open a .FBK file?

Below you can find an easy to understand, step-by-step guide to open the .FBK file on your operating system/device.

How to open a .FBK file on Windows (7, 8, 10)

To open the .fbk file on Windows, please follow these 4 easy steps.

1. The first step is to download the Autodesk AutoCAD Civil 3D 2020 software. This software will be used for opening the file. Other software that can be used in opening this file is: Autodesk AutoCAD Civil 3D 2020.

Step 2

Step 2: Locating your .FBK file

2. In the second step you need to locate the downloaded file. If you don’t remember where you have downloaded your file to, you should check your /download/ folder as it usually gets automatically saved there.

Step 3

Step 3: Choose “Open with”

3. In the third step, after locating your file, right click on it and click “Open with”.

Step 4

Step 4: Choose the software and click ok

4. After choosing the “Open with” option, you will have an option to choose the Autodesk AutoCAD Civil 3D 2020 software you have downloaded. Choose your software and click on “OK”. That’s all, now you have opened your file on Windows.

Still cannot open the .FBK file?

If you cannot open the .FBK file, it is entirely possible that you are trying to open the wrong file. The .FBK file extension is similar to other file extensions such as: .fbk – Microsoft, .fbk – Ancestry.com. You might be trying to open the wrong file, please recheck if you are trying to open the right file extension again.


In this article you have learned how to open the .FBK file with the Autodesk AutoCAD Civil 3D 2020 program on Windows.