Export surfaces to LandXML or import the point files and breaklines directly into a new Civil 3D surface definitions container.
Intel Pentium 4 or AMD Athlon Dual Core, 3.0 GHz or higher. RAM: Minimum 2 GB (4 GB highly recommended). Disk Space: 7 GB of free space for full installation.
A: Post on the Autodesk Civil 3D forum. Many users have successfully migrated water networks and survey databases from LDT 2009 to Civil 3D 2025/2026.
: Once any of these updates are applied, you cannot run a standard uninstall to remove them. To revert to a pre-update state, you must uninstall the entire Autodesk product and perform a clean reinstallation. Export surfaces to LandXML or import the point
Released in , AutoCAD Civil 3D Land Desktop Companion 2009 was a transitional software product (version number 17.2.213.2 being the most common) from Autodesk. Its purpose was to bridge the gap between the older, file-based Land Desktop (LDT) software and the revolutionary, model-based Civil 3D platform.
Modern versions of Civil 3D include a dedicated tool for this migration. The "Import Data From Land Desktop" command allows you to select a legacy Land Desktop project root folder and import its data into a new Civil 3D drawing. The tool can import a variety of data types, including:
A: Almost certainly not. The software is not compatible with Windows 10, and Windows 11 has even stricter security and compatibility requirements. It will not run natively. Disk Space: 7 GB of free space for full installation
Modern Civil 3D handles LandXML files seamlessly, instantly converting old design data into intelligent, parametric objects. Alternative Software Options
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. While it can be installed on 64-bit Windows, certain features like "Map Image Insert" may not function correctly, and standard network deployments may require manual workarounds. Activation : Once any of these updates are applied,
Running this version on modern hardware requires careful configuration, as it is not natively supported on Windows 10 or 11.
Build and edit legacy digital terrain models (DTM) and contours.