Trimble - Transforming the way the world works.

On Monday, April 24, 2017, the anti-virus software Webroot incorrectly flagged many safe files as unsafe and had quarantined them. Several programs, including Accubid products were affected. To correct the issue, please follow the instructions here.


This viewer is compatible with 64-bit operating systems (Windows® 7, Windows® 8, and Windows® 10).

Note: This viewer is compatible with Trimble® DuctDesigner 3D®, Release 2017 v1, and can be used only on computers running AutoCAD® 2017, AutoCAD® Architecture 2017, and AutoCAD® MEP 2017. It will not work with previous versions of Autodesk applications or Trimble® DuctDesigner 3D®. Please make sure you download the viewer for a compatible version of AutoCAD.