Civil 3D release comparison 2022 through 2024
Last updated: 2024-01-29
DWG file format and proxy graphics
DWG file format
The AutoCAD DWG file format (AC1032 - DWG AutoCAD 2018/2019/2020/2021/2022/2023/2024) has been used from the initial Civil 3D 2018 release through the most current Civil 3D 2022 release. Drawings saved by a Civil 3D 2024 release are mostly backward compatible with other AC1032 - DWG drawings and can be directly opened by any 2018-2024 AutoCAD-based software release. However, specific Civil 3D objects are not always backward compatible when opened in a prior release. Objects that are incompatible may cease to function, disappear, be converted to something else, or be displayed as proxy graphics.
Prior version interoperability and DWG format
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Autodesk Civil 3D 2024 uses the AutoCAD 2018 drawing format.
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Drawings saved in Autodesk Civil 3D 2024 can be opened in Autodesk Civil 3D versions 2018 through 2023.
New functionality areas
ArcGIS workflows
Corridor workflows
Gravity networks
Labeling
Performance
Project Explorer
Profile Views
Subassembly workflows
Surface workflows