The Autodesk® Storm and Sanitary Analysis Stand-Alone 2011 Extension is a comprehensive, hydrodynamic hydrology and hydraulic analysis application for planning and designing urban drainage systems, storm sewers, and sanitary sewers. This video shows how an engineer would use Civil 3D with Autodesk Storm and Sanitary Analysis on the design of a stormwater management project. This feature is available for North American Subscription customers of AutoCAD Civil 3D. For more information, visit www.autodesk.com/subscription.