Compartmentation in roof voids BD2846
www.communities.gov.uk
Compartmentation in roof voids BD2846
Butler & Young Ltd Exova Warringtonfire
October 2010 Department for Communities and Local Government
This report is formulated on the basis of the information and experience available at the time of preparation. It is applicable to the project only in accordance with the client’s instructions. It is only valid provided no other modifications are made other than those for which a formal opinion has been sought and given by Exova Warringtonfire. Department for Communities and Local Government Eland House Bressenden Place London SW1E 5DU Telephone: 030 3444 0000 Website: www.communities.gov.uk
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October 2010 ISBN: 978 1 4098 2576 0
Contents 1
ACKNOWLEDGEMENTS ........................................................................................... 4
2
INTRODUCTION ......................................................................................................... 5
2.1
Background......................................................................................................................................... 5
3
EXECUTIVE SUMMARY ............................................................................................. 6
4
SYNOPSIS OF THE RESEARCH ............................................................................... 8
4.1 Information on current practice ........................................................................................................ 8 4.1.1 Sample 1 Development of two-storey flats with timber framed construction ................................... 8 4.1.2 Sample 2 Development of two-storey flats with timber framed construction ................................. 10 4.1.3 Sample 3 Timber frame Two-storey flats ....................................................................................... 12 4.1.4 Sample 4 Traditional cavity construction semi-detached bungalow .............................................. 13 4.1.5 Sample 5 Traditional cavity construction two-storey flats .............................................................. 15 4.1.6 Sample 6 Five-storey, concrete frame flats with metal profile roof ................................................ 16 4.1.7 Sample 7 Traditional cavity construction three-storey retirement flats .......................................... 18 4.1.8 Sample 8 Development of two-storey conversion of houses to flats ............................................. 21 4.1.9 Sample 9 Development of two-storey traditional cavity construction flats ..................................... 21 4.1.10 Sample 10 two-storey traditiona
