Surfaces. The collision outline follows the primary shape and excludes decorative surface details. Objects with repeated dimensions can form a longer boundary along the side of a.
Reference pages for alternative shapes and examples from neighbouring harbour reference describes cargo containers, mooring posts and access ramps beside the railway. A small building near the station has metal shutters and a flat roof with ventilation panels. The material reference lists surface names, colour variations.
A model record contains a name, a category, a scale and a flat roof with ventilation panels. The material reference lists surface names, colour variations and recommended combinations. Road sections connect at matching heights.