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


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Details
Category: terms
Hits: 363

Plywood, particle board, or other sheet material fixed over wooden members.

RWO3_USA_Charleson_1

Wood-based sheets on rafters or purlins, California (A. Charleson)

RW03_Canada_Brzev_1

Plywood sheets over wood rafters or purlins - a roof under construction in Vancouver, Canada (S. Brzev)

Details
Category: terms
Hits: 310

Plaster finish over sheet material such as fibre cement board or expanded polystyrene, fixed to metal or wood studs.

EWSL_Canada_BrzevS_1

EWSL_Canada_BrzevS_2

Stucco cladding over wood stud walls, Canada (S. Brzev)

Details
Category: terms
Hits: 252

The material of the floor is unknown. It has not been inspected sufficiently to determine the material, or information is unavailable. In some cases the material of the structure of the floor will not be visible due to overlay of floor covering materials and/or the presence of ceilings below the floor that may be a different material.

Details
Category: terms
Hits: 312

Factories and facilities considered as heavy industry. E.g. Oil and petrochemical, power generation and distribution, pulp and paper.

Details
Category: terms
Hits: 324

The roof structure is constructed of concrete.

  1. Concrete, unknown reinforcement [C99]
  2. Approximate date of construction or retrofit [YAPP]
  3. Welded connections [WEL]
  4. Triangular, with an opening in plan [PLFDO]

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