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AnthonyB

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Posts posted by AnthonyB

  1. You will also find most of those special user exemptions are now expired and the only remaining use of any note is on board aircraft and that expires soon so that no one will be allowed to use it.

    I suggest you also actually read the Equality Act.....?

  2. The Housing Department are usually the lead enforcer in HMO's although both the Housing Act, HMO Regs & Fire Safety Order apply.

    Existing doors upgraded using third party accredited products in accordance with manufacturers instructions should give adequate performance such that you could provide a suitable case not to replace them. Enforcers can only suggest one solution and if you have a different one that achieves a similar level of safety they are meant to accept this (& appeals and determination processes exist to support this)

  3. Building Control will often insist on the cut off, if the exposed surface area of the frying risk exceeds 0.4sq.m. there should be fixed suppression.

    You don't need the AFFF, over complicates things - the Wet Chemical will cover Class A & F (and increasingly often B as well) and the CO2 the electrical

  4. A lot of these developments are deliberately put forwards as the same as a block of purpose built flats for planning and building regulation purposes rather than commercial sleeping risk - treated as a dwelling they wouldn't need closers to bedrooms and only FD20 doors which is often achieved by using a FD30 blank but not adding strips. Makes the build cheaper & more flexible.

  5. Sounds like it would be good in my Museum, although if a Britannia extinguisher it's probably still fit for use (Unless it's a small one with a plastic valve) even though 99% of service firms will just replace new.

    If it's a HMO or holiday accommodation then Article 17 of the Regulatory Reform (Fire Safety) Order required suitable maintenance, if rented under a tenancy the Housing Act applies, also a HMO is covered by its own legislation in addition, usually as part of licensing.

  6. The s suffix designates a fire door requiring a cold smoke seal (brush or fin), usually where escape routes need protecting. Both doors will seal in their frame after exposure to high temperature as the intumescent seal expands, but the door without a smoke seal will let cool smoke through for a period until the room reaches sufficient temperature to activate the intumescent.

  7. You need to ask this on firealarmengineers.com/forum

    Because of how a twin wire or sav wire system works (voltage drop or polarity reversal depending on type) traditional zone monitors and sounder driver units generally wouldn't work.

    Interfacing the panels (presumably the current set up) or making the twin wire zones addressable spurs by putting new devices on and using isolators at the relevant points are what you often see.

    You would have thought someone would make suitable off the shelf products for monitoring twin wire zones.

  8. For a very long time BS5839-1, the standard for fire alarm systems, has required 2 sounder circuits on fire alarm systems.

    Whilst a BS is not law, it is generally used as a benchmark for legal compliance and if you wish to vary from it (which you can legitimately do in some circumstances) you have to justify why the departure still provides an adequate level of safety.

    With one circuit there is a risk that if something goes wrong with it then you will have no warning at all of a fire - with a second circuit at least you will get partial warning.

  9. Whilst still sold most models of Perko chain are not to current standards for fire doors and have indeed been advised against since the 90's because of their unreliability - an EN1154 compliant device should be used.

    A lot of fire safety products are miss-sold and many adverts for 'fire door compliant' chain style closers are only tested to BSEN 1634-1 for fire resistance and do not meet the actual standard for closers BSEN1154

  10. Is this hotel built yet? If not then the designer can choose between Approved Document B, BS9999 or a bespoke engineered solution following BS7974 principles.

    If already running then the built fire strategy will need reverse engineering based on an examination of the construction, dimensions, active and passive fire precautions, management, etc.

    Of course the term fire strategy is sometimes used for the emergency evacuation & response plan for fire in a premises or the fire safety policy document.

    Guidance on existing premises is given in the DCLG Sleeping Premises guide.

  11. If done correctly the FRA should only identify the measures required to meet the Fire Safety Order and protect relevant persons from serious injury or death, any best practice issues in addition should clearly be identified as recommendations only.

    If those measures are not undertaken (or alternatives providing equivalent protection) then there would remain a breach of the relevant parts of the Order which depending on severity and resultant risk would trigger enforcement action.

    A decent FRA will grade deficiencies on severity/risk so certain works would be low risk with a long timescale as whilst technical breaches the resultant risk is low and on their own would not trigger enforcement.

    Plenty of prosecutions out there where an FRA's actions were not complied with, the last person to cite in court that they thought they were 'only recommendations' still got convicted.

  12. If the compartmentalisation is fixed then the alarm need not automatically need to extend to the accommodation if it has separate access, otherwise you will need sounders in the accommodation to give 75dB at bedhead and 60-65dB elsewhere.

    If the flat has it's own smoke alarms you don't automatically need detection from the pub system 

  13. Usually smoke, if it's an open kitchen optical would have a slightly lower false alarm risk. A heat wouldn't activate quickly enough. Depending on the size of the room I've seen both, heat near the kitchen section & smoke further back over the living area.

    The Fire Safety Order covers common areas, which in purpose built flats usually only require detectors to activate smoke control facilities not alarms.

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