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Definition of 'External wall'
Regulation 22NI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
"External wall" of a building includes a reference to— (a) anything located within any space forming part of the wall; (b) any decoration or other finish applied to any external (but not internal) sur
hrbfire-safetybuilding-materialsDefinition of 'Specified attachment'
Regulation 22NI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
"Specified attachment" means— (a) a balcony attached to an external wall; (b) a device for reducing heat gain within a building by deflecting sunlight which is attached to an external wall; or (c) a s
hrbfire-safetybuilding-materialsenergyEuropean Classification for external wall materials in relevant buildings
(2)NI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
Subject to paragraph (3), building work shall be carried out so that materials which become part of an external wall, or specified attachment, of a relevant building are of European Classification A2-
hrbhigh-risefire-safetydwellingflatsExemptions from external wall material classification requirements
(3)NI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
Paragraph (2) does not apply to— (a) cavity trays when used between two leaves of masonry; (b) any part of a roof (other than any part of a roof which falls within paragraph (d) of the definition of '
hrbhigh-risefire-safetyDefinition of relevant building and measurement of height
(4)NI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
In this regulation— (a) a "relevant building" means a building with a storey (not including roof-top plant areas or any storey consisting exclusively of plant rooms) at least 18 m above ground level a
hrbhigh-risedwellingflatspublic-buildingMaterials in external walls of tall buildings
2.14ANI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
Materials in external walls of tall buildings 2.14A The Building Regulations restrict the use of combustible materials in the external walls of buildings with a topmost storey over 18 m in height. Ref
high-risehrbfire-safetynon-domesticExtended application assessment procedures
1.6DNI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
Where it is proposed to assess the classification of a product or system in lieu of carrying out a specific test (as in paragraph 1.6A(b)), this should be done in accordance with the relevant standard
fire-safetyhrbexternal-spaceCombustibility of External Walls - General Provisions
5.2ANI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
The external walls of a building should not provide a medium for fire spread if that is likely to be a risk to health and safety. Combustible materials, cavities in external walls and attachments to e
fire-safetyhigh-risehrbMaterials and products - insulation in high-rise buildings
5.4NI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
Where a building has a storey the floor of which is 18 m or more above ground level, any insulation material, and any filler material (such as the core materials of metal composite panels, sandwich pa
high-risehrbfire-safetynon-domesticflatsTable 5.1A: Reaction to fire performance of external surfaces of walls
Table 5.1ANI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
Table 5.1A Reaction to fire performance of external surfaces of walls Building Type | Building height | Less than 1 m from the relevant boundary | 1 m or more from the relevant boundary 'Relevant bu
fire-safetyexternal-spacehigh-risehrbassemblynon-domesticdwellingNote on buildings above 18 m occupied storey
Table 5.1A NoteNI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
In addition to the requirements within this table, buildings with a top occupied storey above 18 m should also meet the provisions of paragraph 5.4.
fire-safetyhigh-risehrbNote on materials for relevant buildings
Table 5.1A Note (1)NI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
The restrictions for these buildings apply to all the materials used in the external wall and specified attachments (see paragraphs 5.4C to 5.4F for further guidance).
fire-safetyhrbexternal-spaceRegulation 23(2) - Materials in External Walls of Relevant Buildings
Regulation 23(2)NI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
Regulation 23(2) applies to any building with a storey at least 18 m above ground level and which contains one or more dwellings; an institution; or a room for residential purposes (excluding any room
dwellinghrbhigh-risefire-safetyDefinition of External Walls and Specified Attachments
5.4ENI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
External walls and specified attachments are defined in Regulation 22 and these definitions include any parts of the external wall as well as balconies, solar panels and sun shading.
dwellinghrbhigh-risefire-safetyMaterial Change of Use - External Wall Requirements
5.4GNI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
Regulation 8 provides that, where the use of a building is changed such that the building becomes a building described in Regulation 23(4), the construction of the external walls, and specified attach
dwellinghrbhigh-risefire-safetyExternal wall material performance for relevant buildings
5.4HNI-wide·Amendments Booklet AMD 7 2022 (Booklets B C E)
The provisions of Regulation 23 apply in addition to the requirements of regulation 36. Therefore for buildings described in Regulation 23(4), the potential impact of any products incorporated into or
fire-safetyhrbexternal-spaceHigh-rise building safety measures - evacuation alert systems, signage, and information storage
0.15(e)(f)(g)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
(e) if where necessary an evacuation alert system is installed for use by the fire and rescue service; (f) if where necessary there is sufficient storey identification signs and dwelling indicator sig
hrbhigh-risefire-safetydwellingFire safety information - Performance (Regulation 37A)
0.16ANI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
It is the view of the Department that the requirements of Regulation 37A in Part E will be met if the person responsible for the building has all the necessary fire safety information to enable them t
fire-safetyhrbIntroduction to provisions in Section 7 - Fire safety information guidance
0.16BNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
The guidance in section 7 is concerned with ensuring the person responsible for a building has the necessary as-built information relating to fire safety matters to enable them to manage the building
fire-safetyhrbnon-domesticAutomatic fire suppression systems - Performance (Regulation 37B)
0.16CNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
It is the view of the Department that the requirements of Regulation 37B in Part E will be met when a suitable automatic fire suppression system is provided where it is necessary. The key characterist
fire-safetyhrbnon-domesticAutomatic fire suppression systems - design principles
0.16DNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
(b) it should be designed primarily to protect lives rather than property, which means it should be fitted with faster responding sprinkler heads; and (c) it should be a fire suppression system, one d
fire-safetyhrbIntroduction to automatic fire suppression systems
0.16ENI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
Automatic fire suppression systems help control the intensity and size of a fire, suppress it and in some cases may even extinguish it. They are designed primarily for life safety purposes and can pro
fire-safetyhrbAmendment (36): Smoke Control in Common Escape Routes
Amendment (36)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
After paragraph 2.34, insert – "Smoke control in common escape routes 2.34A The smoke control in common escape routes should be in accordance with the relevant recommendations of BS 9991 and the provi
fire-safetyflatsmeans-of-escapehrbAutomatic sprinkler system for buildings with storey above 30 m
2.66(d)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
(d) an automatic sprinkler system should be installed in accordance with Section 8 throughout the building where the building has a storey more than 30 m above ground level;
hrbhigh-risefire-safetysprinklersDiagram 6.0 - Components of a firefighting shaft
Diagram 6.0NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
Diagram 6.0 Components of a firefighting shaft See paras 6.3A and 6.6 a. Any building b. Firefighting shafts serving flats Fire main outlet Fire main outlet Firefighting Firefighting Common Firefight
fire-safetymeans-of-escapehrbFirefighting lift requirement based on height
Diagram 6.0, Note 3NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
A firefighting lift is required if the building has a floor more than 18m above, or more than 10m below, fire service vehicle access level.
fire-safetyhigh-risehrbFirefighting shafts for large buildings
6.3ANI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
A minimum of two firefighting shafts (each containing a firefighting lift) should be provided to buildings with a storey that has a floor area of 900 m2 or more and a floor level 18 m or more above fi
hrbhigh-risefire-safetynon-domesticFirefighting shafts for certain building categories
6.3BNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
A minimum of two firefighting shafts (which do not need to include a firefighting lift) should be provided to buildings where 6.3(b) applies.
hrbfire-safetynon-domesticLocation of firefighting shafts with sprinkler systems
6.3C(a)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
If the building is fitted throughout with a sprinkler system in accordance with Section 8, then sufficient fire-fighting shafts should be provided so that every part of every storey is no more than 60
hrbfire-safetymeans-of-escapenon-domesticLocation of firefighting shafts without sprinkler systems
6.3C(b)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
If the building is not fitted with sprinklers, then every part of every storey should be no more than 60 m from a fire main in a fire-fighting shaft and in addition 45 m from a fire main outlet in a p
hrbfire-safetymeans-of-escapenon-domesticHose laying distance measurement notes
6.3C Note 1-3NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
Note 1: Distance should be measured from the fire main outlet on a route suitable for laying a hose. Note 2: If the internal layout is not known, direct distances may be used for assessment. The direc
hrbfire-safetymeans-of-escapenon-domesticLocation of firefighting shafts: hose laying distances
Diagram 6.1BNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
Diagram 6.1B Location of firefighting shafts: hose laying distances See para 6.3C With sprinklers: 60m hose laying distance Without sprinklers: 45m hose laying distance Floor plan within 60m hose la
fire-safetyhrbhigh-risemeans-of-escapeDesign and construction of firefighting shafts
6.6NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
Firefighting shafts should be designed and constructed in accordance with the relevant recommendations BS 9999. Where a building falls within paragraph 6.3(a) or (c) all firefighting shafts should hav
hrbhigh-risefire-safetyflatsmeans-of-escapeTravel distance to firefighting shaft
6.8(a)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
50 m
hrbhigh-risefire-safetymeans-of-escapeBasement sprinkler system requirement
6.16(a)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
the basement has a sprinkler system fitted in accordance with Section 8; and
hrbhigh-risefire-safetyDistance measurement for basement access
6.19(a)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
all points within
hrbhigh-risefire-safetymeans-of-escapeDistance measurement for dwelling basement access
6.19(b)(i)NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
all points within each individual dwelling
hrbhigh-risefire-safetydwellingmeans-of-escapeEvacuation Alert Systems in High-Rise Residential Buildings
6.21A, 6.21BNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
In a building containing flats with a top storey more than 11 m above ground level, an evacuation alert system (EAS) should be provided in accordance with BS 8629. The system should enable the fire an
flatshrbhigh-risefire-safetyEAS System Independence from Other Systems
6.21CNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
An evacuation alert system is not, and should not be confused with, a fire alarm system. The EAS should not be integrated with a fire detection and fire alarm system (or any other system), nor should
flatshrbhigh-risefire-safetyWayfinding Signage Requirement
6.21DNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
To assist the fire and rescue service to identify each floor in a building containing flats with a top storey more than 11 m above ground level, floor identification signs and flat indicator signs sho
flatshrbhigh-risefire-safetyFloor Identification Sign Specifications
6.21ENI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
The floor identification signs should meet all of the following—(a) the signs should be located on every landing of a protected stairway and every protected corridor/lobby (or open access balcony) int
flatshrbhigh-risefire-safetyFloor Number Designation System
6.21FNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
The floor number designations should meet all of the following conditions—(a) The floor closest to the mean ground level should be designated as either Floor 0 or Ground Floor; (b) Each floor above th
flatshrbhigh-risefire-safetyFloor numbering for basements and lower floors
6.21GNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
Each floor below the ground floor should be numbered sequentially beginning with Floor -1 or Basement 1.
flatshrbFlat indicator signs requirements
6.21GNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
All floor identification signs should be supplemented by flat indicator signs, which provide information relating to the flats accessed on each storey. The flat indicator signs should meet all of the
flatshrbaccessibilitySecure information boxes for high-rise flat buildings
6.21JNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
A building containing flats with a top storey more than 11 m above ground level should be provided with a secure information box.
flatshrbhigh-risefire-safetySecure information box design and location requirements
6.21KNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
The box should meet all of the following conditions— (a) sized to accommodate all necessary information; (b) easily located and identified by firefighters (c) secured to resist unauthorised access but
flatshrbhigh-risefire-safetySecure information box guidance reference
6.21LNI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
Best practice guidance can be found in Sections 2 to 4 of the 'Code of Practice for the Provision of Premises Information Boxes in Residential Buildings' published by the Fire Industry Association (FI
flatshrbhigh-risefire-safetyFire Safety Information and Documentation Requirements
NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
all active fire safety measures, including both of the following i. Sprinkler system(s) design (whether as a compensatory feature or otherwise), including isolating valves and control equipment; and i
fire-safetyhrbPassive Fire Safety Infrastructure and Emergency Facilities
NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
vii. cctv; viii. fire safety signage; ix. emergency lighting; x. fire extinguishers; xi. dry or wet fire mains and other firefighting equipment; xii. other interior facilities for the fire and rescue
fire-safetymeans-of-escapehrbAutomatic Fire Suppression Systems - Sprinklers Overview
8.1NI-wide·Amendments Booklet AMD 9 2025 (Booklets E R)
For the purpose of guidance to satisfy Regulation 37B, sprinklers are the only suitable form of automatic fire suppression system referenced in this Technical Booklet.
fire-safetyhrb