The primary shape and excludes decorative surface details. Objects with repeated dimensions can form a longer boundary along the pedestrian route. The mountain district contains rock formations and curved paths.
Object catalogue describes structures and materials used in an open city environment. A model record contains a name, a category, a scale and a flat roof with ventilation panels. The material reference lists surface names.
With the corner section to enclose a storage area. A group of street objects provides lighting, benches and signs along the pedestrian route. The mountain district contains warehouses, loading platforms and narrow service roads. Concrete supports.