Thomas Network - ThomasNet.
Civil 3D - Civil 3D supports BIM for civil engineering design and documentation for rail, roads, land development, airports, water and wastewater, and civil structures.
Zycus Procure-to-Pay Solution - Zycus' Next Generation Procure-to-Pay Solution acts as a GPS for your P2P process. The P2P solution provides: Easy-to-use: Amazon-like shopping interface & Google-type search engine + Guided buying.
OpenRoads Designer - A detailed design application for roadway, surveying, drainage, and subsurface utilities that supersede capabilities previously delivered by InRoads and GEOPAK
HALFEN CAD-Libraries - AutoCAD - CAD-Libraries - AutoCAD - Software / CAD - DOWNLOADS
Site3D - Site3D is a fully featured software product for the engineering design of road systems, roundabouts, residential developments and earthworks.