Parts of an external wall with less fire resistance than the appropriate amount given in Appendix B, Table B4, are called unprotected areas
The external envelope of a building should not provide a medium for fire spread if it is likely to b...
The external wall of a building should not provide a medium for fire spread if that is likely to be ...
In relation to buildings of any height or use, consideration should be given to the choice of materi...
Where a fire resisting external wall has an external surface material that is worse than class B-s3,...
This section does not deal with fire resistance for external walls. An external wall may need fire r...
Unprotected areas should not exceed the result given by one of the methods in paragraph 11.16, and t...
Exclude external walls of protected stairways when assessing unprotected areas (see Diagram 3.10)
Area of fire resisting wall with materials more than 1mm thick and with a reaction to fire performan...
The external wall of a protected shaft does not normally need to have fire resistance. Situations wh...
Unprotected areas should meet the conditions in Diagram 11.5, and the rest of the wall should be fir...
Two simple methods are given for calculating the acceptable amount of unprotected area in an externa...
see Table B4 See Table C1 See Appendix C NOTES: 1. BS EN 13501-2 Classification using data from ...
In the scope of a new industrial building, an R60 fire resistance criterion was requested by the loc...
Parts of a building occupied mainly for different purposes should be separated from one another by c...
Elements of structure such as structural frames, beams, columns, loadbearing walls (internal and ext...
The external envelope of a building should not provide a medium for fire spread if it is likely to b...
The external wall of a building should not provide a medium for fire spread if that is likely to be ...
In relation to buildings of any height or use, consideration should be given to the choice of materi...
Where a fire resisting external wall has an external surface material that is worse than class B-s3,...
This section does not deal with fire resistance for external walls. An external wall may need fire r...
Unprotected areas should not exceed the result given by one of the methods in paragraph 11.16, and t...
Exclude external walls of protected stairways when assessing unprotected areas (see Diagram 3.10)
Area of fire resisting wall with materials more than 1mm thick and with a reaction to fire performan...
The external wall of a protected shaft does not normally need to have fire resistance. Situations wh...
Unprotected areas should meet the conditions in Diagram 11.5, and the rest of the wall should be fir...
Two simple methods are given for calculating the acceptable amount of unprotected area in an externa...
see Table B4 See Table C1 See Appendix C NOTES: 1. BS EN 13501-2 Classification using data from ...
In the scope of a new industrial building, an R60 fire resistance criterion was requested by the loc...
Parts of a building occupied mainly for different purposes should be separated from one another by c...
Elements of structure such as structural frames, beams, columns, loadbearing walls (internal and ext...
The external envelope of a building should not provide a medium for fire spread if it is likely to b...
The external wall of a building should not provide a medium for fire spread if that is likely to be ...
In relation to buildings of any height or use, consideration should be given to the choice of materi...