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Jamesputman  
#1 Posted : 01 February 2012 16:21:59(UTC)
Rank: Forum user
Jamesputman

Hi All, I wondered whether I could get some views on the following, to consider as part of a risk assessment I am involved with: In a sheltered accommodation scheme (where a stay put fire policy is in place), is it a requirement for the areas above each individual flat within the roof void to be compartmented vertically from one another? In this particular case i am involved with a sheltered accommodation property where there are several adjoining flats along a corridor and the roof space obove them is not separated vertically. Within the roof space there is a walkway to a tank at the far end and emergency lighting (so adding vertical compartments would restrict access to the tank). I would like your views on whether there should be vertical compartmentation above each flat, or whether the comparments in the corridor below should be replicated (there are sub dividing doors along the corridor on the floor below). I have checked the building regs, BS 9999 and other guidance on Housing and can not find anything specific on this. Any views would be appreciated.
NickH  
#2 Posted : 01 February 2012 16:35:35(UTC)
Rank: Super forum user
NickH

Is the 'floor' of the roof void of fire resisting construction? Is there a smoke seal between the ceiling and the floor of the roof void above?
Jamesputman  
#3 Posted : 02 February 2012 09:26:38(UTC)
Rank: Forum user
Jamesputman

Yes - Plasterboard finish. And an adqueate smoke seal is in place.
boblewis  
#4 Posted : 02 February 2012 11:44:21(UTC)
Rank: Super forum user
boblewis

As long as the roof void has been properly constructed as a seperate firfe compartment then you are OK. BUT you will need to look back at what the designer intended at the construction stage. Without this you will need a formal expert survey to determine whether or not the compartmentation is adequate and has been installed correctly Bob
firesafety101  
#5 Posted : 03 February 2012 10:10:43(UTC)
Rank: Super forum user
firesafety101

Is there AFD in the roof space and adequate number of sounders in the premises? If so your plasterboard should provide adequate protection. I assume all ceilings are plasterboard and good finish. That means you have two layers of plasterboard and at least 1 hour FR. I assume your stay put policy only applies until fire is confirmed? It is Friday I know but I do hope the stay put does not continue after the time fire is confirmed?
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