: Approximately 6 GB for the base AutoCAD installation plus additional space for the CivilCAD plugin and project files. Display : 1,280 x 1,024 resolution with True Color. Accessing the "Free" Version

: Features interactive updates for horizontal and vertical alignments, cross-sections, and earthwork volume calculations.

CivilCAD integrates directly with the AutoCAD interface, providing intelligent toolbars and menus for complex engineering workflows.

: Windows 7 (Professional, Ultimate, or Enterprise) or Windows 8 with AutoCAD 2013 Service Pack 2 .