oq-gem

Glossary for gem taxonomy

Authors: Luke Allen, Andrew Charleson, Svetlana Brzev, and Charles Scawthorn

This online Glossary explains around 400 terms contained in the GEM Building Taxonomy v 2.0 and nearly 700 images.

The terms have been listed in alphabetical and numerical order. Text description of each term is accompanied by illustrations (photos and/or drawings) where possible.

We welcome contributions in the form of photographs or images, illustrating glossary terms. If you have any questions you can also contact us at buildingtaxonomy@globalquakemodel.org


Masonry spans between bearing walls and is overlaid with fill. A flat roof surface is provided and is often overlaid with roofing. Includes two-way vaults and masonry domes.

Brick masonry vault (M. Lutman)

Brick masonry vault (M. Lutman)

Brick masonry double vault, Italy (S. Brzev)

Brick masonry double vault, Italy (S. Brzev)

Double vaulted masonry roof, Peru (S. Brzev)

Double vaulted masonry roof, Peru (S. Brzev)

Vaulted masonry roof, Italy (S. Brzev)

Vaulted masonry roof, Italy (S. Brzev)

Damage of masonry buildings with vaulted masonry roofs in L'Aquila earthquake, Italy (T. Schacher)

Damage to masonry buildings with vaulted masonry roofs in L'Aquila earthquake, Italy (T. Schacher)