Help!   I've been working on quite a complex terraced design which I have developed using Walls, Slabs and Hardscapes each with their own slab or wall style applied. To neatly tie the levels to meet what will be a building line I've used a series of 3D loci to produce a site model which visually has been quite successful. The majority of the Terrace will be constructed on made up ground (detailed by the engineer) with the top zone (300mm) being topsoil and grass/planting. Is there