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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Range of height of ground floor level above grade [HFBET]

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Category: terms
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Recording the range of height of ground floor level above grade is used where the exact height is uncertain but it is possible for the surveyor to determine a range, or where the height varies more than 1m and the maximum and minimum height can be recorded.

Units: metres

HFBET:a,b
where a= upper bound and b=lower bound  

Example: HFBET: 1.5,0.5  (height ranges between 1.5 m and 0.5 m)