Civil 3D - Civil 3D supports BIM for civil engineering design and documentation for rail, roads, land development, airports, water and wastewater, and civil structures.
FRAMEWORK 2D+3D - Free Windows structural civil engineering software 2D/3D
OpenRoads Designer - A detailed design application for roadway, surveying, drainage, and subsurface utilities that supersede capabilities previously delivered by InRoads and GEOPAK
MASTAN2 - Interactive structural analysis program that provides preprocessing, analysis, and postprocessing...
Site3D - Site3D is a fully featured software product for the engineering design of road systems, roundabouts, residential developments and earthworks.
Analysis for Windows - Powerful Finite Element Analysis package for 2D and 3D constructions (frames and trusses)