AutoCAD® Civil 3D® software, the building information modeling (BIM) solution for civil engineering, helps project teams deliver higher-quality transportation, land development, and environmental projects faster. Explore design ideas and analyze what-if scenarios to help optimize performance before projects are built. Extend Civil 3D model data to perform geospatial and stormwater analysis, generate quantity takeoffs, and support automated machine guidance during construction. Civil 3D provides the BIM advantage and tools you need to deliver more innovative design solutions.