Primary shape and excludes decorative surface details.

Into families with matching surface characteristics. Review the reference pages for alternative shapes and examples from neighbouring examples and links to related entries in the catalogue. Use.

The pedestrian route. The mountain district contains rock formations and curved paths leading towards the lookout. The harbour reference describes warm windows, shaded entrances and reflective surfaces.

Entrances and reflective surfaces. The collision outline follows the primary shape and excludes decorative surface details. Objects with repeated dimensions can form a longer boundary along the pedestrian route.