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Report BR 187 External fire spread: building separation and boundary distances. 2nd edition (Revised September 2022)
Publication Year
2014
Document Status
Current
Abstract
Describes methods for calculating adequate space separation, for fire protection purposes, between buildings. Several sections, including flame projection from windows, have been expanded. 2nd edition gives more methods of calculation and illustrative examples; updates the theoretical background; presents detailed analysis to the methods enabling users to create their own fire engineering software; uses new experimental data to ensure the assumptions used are valid for modern buildings; defines thermal radiation and associated terminology; and includes background to methods 1 and 2 from Approved Document B.
Document History
Minor revision issued September 2022. Replaces report BR 187 (1991).
Author
Chitty, R.
Publisher Information
BRE
BRE is a building science centre that generates new knowledge through research. This is used to create products, tools and standards that drive positive change across the built environment. BRE helps its government and private sector clients meet the significant environmental, social and economic challenges they face in delivering homes, buildings and communities. BRE is owned by the BRE Trust, a registered charity. The Trust uses the profits made by the BRE companies to fund research and education that advances knowledge of the built environment.
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