Building Heights Layer Explained
The building heights layer shows indicative heights for most of the UK. Please note that the heights should only be used as a guide and we recommend an on-site survey is undertaken for more accurate measurement. There are 6 layers as follows:
The diagram below shows these measurements on a standard house.
Please note that in some locations there maybe part coverage due to area not being completed surveyed, however it will always be > 50% coverage. Full technical details are shown here: https://www.ordnancesurvey.co.uk/docs/technical-specifications/osmm-topo-layer-bha-technical-specification.pdf
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