Storey exit definition - Revision history

Designing Buildings at 08:42, 23 January 2025

2025-01-23T08:42:16Z

← Older revision		Revision as of 08:42, 23 January 2025
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−	Approved Document B2, ‘Fire safety: Buildings other than dwellinghouses’, defines a ‘storey exit’ as:	+	Approved Document B2, ‘Fire safety: Buildings other than dwellinghouses’, defines a ‘storey exit’ as: 'A final exit, or a doorway that gives direct access into a protected stairway, firefighting lobby or external escape route. NOTE: If an institutional building is planned to enable progressive horizontal evacuation, a door in a compartment wall is considered a storey exit for the purposes of requirement B1.

−	{\|	+	The 2026 amendment to Approved Document B, Fire Safety, Volume 1: Dwellings, amends this to state: 'Storey exit: A final exit, or a doorway that gives direct access into a protected stairway, evacuation lift lobby within an evacuation shaft, firefighting lobby or external escape route. NOTE: If an institutional building is planned to enable progressive horizontal evacuation, a door in a compartment wall is considered a storey exit for the purposes of requirement B1.'
−	\| A final exit, or a doorway that gives direct access into a protected stairway, firefighting lobby or external escape route.	+
−	\|}	+
−		+
−	NOTE: If an institutional building is planned to enable progressive horizontal evacuation, a door in a compartment wall is considered a storey exit for the purposes of requirement B1.	+

	= Related articles on Designing Buildings Wiki =		= Related articles on Designing Buildings Wiki =

Designing Buildings at 09:01, 7 December 2020

2020-12-07T09:01:32Z

← Older revision		Revision as of 09:01, 7 December 2020
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	* Vomitory.		* Vomitory.

−	[[Category:~~Definitions~~]] [[Category:~~DCN_Definition~~]] [[Category:Regulations~~]] [[Category:DCN_Regulation~~]]	+	[[Category:DCN_Definition]] [[Category:Definitions]] [[Category:Regulations]]

Designing Buildings at 06:48, 19 December 2019

2019-12-19T06:48:44Z

← Older revision		Revision as of 06:48, 19 December 2019
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	{\|		{\|
−	\| A final exit, or a doorway ~~giving~~ direct access into a protected stairway, firefighting lobby or external escape route.	+	\| A final exit, or a doorway that gives direct access into a protected stairway, firefighting lobby or external escape route.
	\|}		\|}

−	~~Where~~:	+	NOTE: If an institutional building is planned to enable progressive horizontal evacuation, a door in a compartment wall is considered a storey exit for the purposes of requirement B1.

−	* A final exit is ‘…the termination of an escape route from a building giving direct access to a street, passageway, walkway or open space, and sited to ensure the rapid dispersal of persons from the vicinity of a building so that they are no longer in danger from fire and/or smoke.’	+	= Related articles on Designing Buildings Wiki =
−	* A protected stairway is ‘…a stair discharging through a final exit to a place of safety (including any exit passageway between the foot of the stair and the final exit) that is adequately enclosed with fire-resisting construction’.	+
−	* A firefighting lobby is ‘…a protected lobby providing access from a firefighting stair to the accommodation area and to any associated firefighting lift’.	+
−	* An external escape route is an external ‘...route forming that part of the means of escape from any point in a building to a final exit.’	+
−		+
−	~~= Find out more =~~	+
−		+
−	=== Related articles on Designing Buildings Wiki ===	+

	* Approved document B.		* Approved document B.
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	* Vomitory.		* Vomitory.

−	[[Category:Definitions]] [[Category:Regulations]]	+	[[Category:Definitions]] [[Category:DCN_Definition]] [[Category:Regulations]] [[Category:DCN_Regulation]]

Designing Buildings at 07:53, 17 November 2019

2019-11-17T07:53:40Z

← Older revision		Revision as of 07:53, 17 November 2019
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	{\|		{\|
−	\|A final exit, or a doorway giving direct access into a protected stairway, firefighting lobby or external escape route.	+	\| A final exit, or a doorway giving direct access into a protected stairway, firefighting lobby or external escape route.
	\|}		\|}

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	* Vomitory.		* Vomitory.

−	[[Category:Regulations]]	+	[[Category:Definitions]] [[Category:Regulations]]

Designing Buildings: moved Storey exit to Storey exit definition

2018-02-15T17:00:00Z

moved Storey exit to Storey exit definition

← Older revision

Revision as of 17:00, 15 February 2018

Designing Buildings at 09:40, 11 October 2017

2017-10-11T09:40:01Z

← Older revision		Revision as of 09:40, 11 October 2017
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	* Unprotected escape route.		* Unprotected escape route.
	* Vomitory.		* Vomitory.
		+
		+	[[Category:Regulations]]

Designing Buildings: Created page with "Approved Document B2, ‘Fire safety: Buildings other than dwellinghouses’, defines a ‘storey exit’ as: {| |A final exit, or a doorway giving direct access into a protecte..."

2017-10-11T09:18:50Z

Created page with "Approved Document B2, ‘Fire safety: Buildings other than dwellinghouses’, defines a ‘storey exit’ as: {| |A final exit, or a doorway giving direct access into a protecte..."

New page

Approved Document B2, ‘Fire safety: Buildings other than dwellinghouses’, defines a ‘storey exit’ as:

{|
|A final exit, or a doorway giving direct access into a protected stairway, firefighting lobby or external escape route.
|}

Where:

* A final exit is ‘…the termination of an escape route from a building giving direct access to a street, passageway, walkway or open space, and sited to ensure the rapid dispersal of persons from the vicinity of a building so that they are no longer in danger from fire and/or smoke.’
* A protected stairway is ‘…a stair discharging through a final exit to a place of safety (including any exit passageway between the foot of the stair and the final exit) that is adequately enclosed with fire-resisting construction’.
* A firefighting lobby is ‘…a protected lobby providing access from a firefighting stair to the accommodation area and to any associated firefighting lift’.
* An external escape route is an external ‘...route forming that part of the means of escape from any point in a building to a final exit.’

= Find out more =

=== Related articles on Designing Buildings Wiki ===

* Approved document B.
* Approved documents.
* Building regulations.
* Escape route.
* Exit passageway.
* Final exit.
* Fire.
* Fire door.
* Fire protection engineering.
* Firefighting route.
* Means of escape.
* Protected escape route.
* Protected stairway.
* Unprotected escape route.
* Vomitory.