NOTE: requires Precision 3D Topo Remarkably Easy-To-Use 3D Engineering Design Software. Key Features Speed design with revolutionary drag and drop options for selecting headwalls and endwalls Delineate drainage and ponding areas Calculate runoff from surface models Size culverts and place at low points Fit headwalls from Headwall Library using solid modeling Grade surfaces for both upstream and downstream designs Move culverts and headwalls to new locations with full dtm restoration Choose from multiple barrel options Integrate easily into Carlson Civil Suite, AutoCAD and Microstation P3D is multithreaded and performance will increase with core count. P3D is 64bit and will use all available RAM available to support large models. P3D uses advanced 3D shaders and performance will increase with graphics cards that process these faster. Add to cart or call us today on 1800 636 627 to request a quote.