With Allplan, you can easily incorporate digital site terrain models, swiftly import alignments, parametrically model roads, and utilities, and even add construction equipment to plan and optimize the site layout design. From construction site access, to roads leading up to bridges or through tunnels, to highways incorporating retaining walls, junctions and overpass viaducts, or designing interactions between tracks and newly built station buildings, effective and integrated design for road and rail infrastructure elements, requires knowledge, experience, and precision tools.