Items where Subject is "fire safety - volume 1: dwellings. 2019 edition - for use in england"

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access room

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

automatic release mechanism

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

b4 external fire spread

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

b5 access and facilities for the fire service

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

basement storey

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

building and land associated with the building

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

building control bodies

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

building regulations compliance certificate

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

cavity barrier

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

circulation space

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

combustion appliance (or appliance)

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

commissioning

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

common balcony

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

common parts

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

common space

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

common stair

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

compartment (fire)

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

compartmentation

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

corridor access

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

definitions

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

direct distance

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

dwelling

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

dwelling (l2a)

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

dwelling type

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

dwellinghouse

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

early warning system

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

explanation of terms used

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

external wall

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

fire alarm system

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

fire and smoke damper

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

fire compartment

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

fire doorset

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

fire resistance

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

fire risk assessment

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

fire safety - volume 1: dwellings. 2019 edition - for use in england

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

fire safety - volume 2: buildings other than dwellings. 2019 edition - for use in england

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

fire-stop (Fire-stopping)

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

fit-out work

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

flat

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

flueblock chimney

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

going

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

habitable room

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

height

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

high-usage entrance door

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

hot water storage system package

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

hot water storage system unit

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

ADB1 Para:1.4 General provisions

Smoke and heat alarms should have a standby power supply, such as a battery (rechargeable
or non-rechargeable) or capacitor. More information on power supplies is given in clause 15 of
BS 5839-6.
NOTE: The term ‘fire alarm system’ describes the combination of components for giving an audible
and/or other perceptible warning of fire.
NOTE: In this document, the term ‘fire detection system’ describes any type of automatic sensor
network and associated control and indicating equipment. Sensors may be sensitive to smoke,
heat, gaseous combustion products or radiation. Automatic sprinkler systems can also be used to
operate a fire alarm system.

indirect heating

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

installation instructions

ADB1 Para:1.14 Design and installation of systems

Fire detection and alarm systems must be properly designed, installed and maintained. A design,
installation and commissioning certificate should be provided for fire detection and alarm systems.
Third party certification schemes for fire protection products and related services are an effective
means of providing assurances of quality, reliability and safety.

maintenance and operational strategy

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

mixed-use developments

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

occupiable room

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

open spatial planning

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

outcomes-based system

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

part b - fire safety

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

place of special fire hazard

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

prescriptive system

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

primary thermal store

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

principal communal entrance

ADB1 Para:1.10 Blocks of flats

Each flat in a block should have alarms as set out in paragraphs 1.1 to 1.4. With effective compartmentation, a communal fire alarm system is not normally needed. In some buildings, detectors in common parts of the building may need to operate smoke control or other fire protection systems but do not usually sound an audible warning.

ADB1 Para:1.11 Student accommodation

In student residences that are designed and occupied as a block of flats, separate automatic detection should be provided in each self-contained flat where all of the following apply.
a. A group of up to six students shares the flat.
b. Each flat has its own entrance door.
c. The compartmentation principles for flats in Section 7 have been followed.
Where a total evacuation strategy is adopted, the alarm system should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

principal storey

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

principal works

ADB1 Para:1.12 Sheltered housing

The fire detection and alarm systems in flats should connect to a central monitoring point or alarm
receiving centre. The systems should alert the warden or supervisor and identify the individual flat
where a fire has been detected.

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

protected stairway

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

purpose group

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

room

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

room for residential purposes

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

ADB1 Para:1.9 Extensions and material alterations

Smoke alarms should be provided in the circulation spaces of the dwelling in accordance with
paragraphs 1.1 to 1.4.
NOTE: This does not apply where inner rooms are provided (see paragraph 2.11 for inner room
requirements).

separated part

ADB1 Para:1.15 Interface between fire detection and alarm systems and other systems

Fire detection and alarm systems sometimes trigger other systems. The interface between systems
must be reliable. Particular care should be taken if the interface is facilitated via another system.
Where any part of BS 7273 applies to the triggering of other systems, the recommendations of that
part of BS 7273 should be followed.

ADB1 Para:3.77 Flats in mixed use buildings

In buildings with more than three storeys above the ground storey, stairs may serve the flats and other occupancies if all of the following apply.
a. The flat is ancillary to the main use of the building.
b. The flat has an independent alternative escape route.
c. The stair is separated from occupancies on lower storeys by a protected lobby (minimum REI 30) at each of those storeys.
d. The stair enclosure has at least the same standard of fire resistance as the structural elements of the building (see Appendix B, Table B4); if the stair is a firefighting stair, it should comply with the provisions in Section 15 (see also paragraph 3.60).
e. Any automatic fire detection and alarm system fitted in the main part of the building also covers all flats.
f. Any security measures in any parts of the building do not prevent escape at all material times.

sheltered housing

ADB1 Para:1.13 Sheltered housing

These provisions do not apply to the following.
a. The common parts of a sheltered housing development, such as communal lounges.
b. Sheltered accommodation in the 'residential (institutional)' or 'residential (other)' purpose groups (purpose group 2(a) or 2(b)).
In these parts, means of warning should follow the guidance for buildings other than dwellings in Volume 2 of Approved Document B.

should

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

single storey

ADB1 Para:1.5 Large dwellinghouses

A large dwellinghouse has more than one storey, and at least one storey exceeds 200m2.

ADB1 Para:1.6 Large dwellinghouses

A large dwellinghouse of two storeys (excluding basement storeys) should be fitted with a Grade A
Category LD3 fire detection and alarm system, as described in BS 5839-6.

ADB1 Para:1.7 Large dwellinghouses

A large dwellinghouse of three or more storeys (excluding basement storeys) should be fitted with
a Grade A Category LD2 fire detection and alarm system as described in BS 5839-6.

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

suitable tread nosings

ADB1 Para:1.2 General provisions

Smoke alarms should be mains operated and conform to BS EN 14604.

ADB1 Para:1.3 General provisions

Heat alarms should be mains operated and conform to BS 5446-2.

vomitory exits

ADB1 Para:1.8 Extensions and material alterations

Where new habitable rooms are provided, a fire detection and alarm system should be installed
where either of the following applies.
a. The room is provided above or below the ground storey.
b. The room is provided at the ground storey, without a final exit.

This list was generated on Sat Feb 27 21:33:03 2021 UTC.