Groups related materials into families.

Loading platforms and narrow service roads. Concrete supports connect the elevated walkway to the foundation beside the railway. A small building near the station.

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, colour variations and recommended combinations. Road sections connect at matching heights and use a regular grid.

The material reference lists surface names, colour variations and recommended combinations. Road sections connect at matching heights and use a regular grid for alignment. The.