Unprotected area definition - Revision history

Designing Buildings at 07:34, 24 January 2025

2025-01-24T07:34:13Z

← Older revision		Revision as of 07:34, 24 January 2025
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	* Protected stairway.		* Protected stairway.

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

Designing Buildings at 07:35, 7 November 2020

2020-11-07T07:35:17Z

← Older revision		Revision as of 07:35, 7 November 2020
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	\|}		\|}

−	[[File:~~Diagram a1 recessed car parking areas~~.jpg]]	+	[[File:Diagram_a1_recessed_car_parking_areas.jpg\|link=File:Diagram_a1_recessed_car_parking_areas.jpg]]

	= Related article on Designing Buildings Wiki =		= Related article on Designing Buildings Wiki =
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	* Protected stairway.		* Protected stairway.

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

Designing Buildings at 07:12, 19 December 2019

2019-12-19T07:12:02Z

← Older revision		Revision as of 07:12, 19 December 2019
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	NOTE: Recessed car parking areas as shown in Diagram A1 should not be regarded as unprotected areas.		NOTE: Recessed car parking areas as shown in Diagram A1 should not be regarded as unprotected areas.
	\|}		\|}
		+
		+	[[File:Diagram a1 recessed car parking areas.jpg]]

	= Related article on Designing Buildings Wiki =		= Related article on Designing Buildings Wiki =
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	* Protected stairway.		* Protected stairway.

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

Designing Buildings at 07:09, 19 December 2019

2019-12-19T07:09:36Z

← Older revision		Revision as of 07:09, 19 December 2019
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	{\|		{\|
	\|width="100%"\|		\|width="100%"\|
−	~~a. Window, door or other opening; and~~	+	* Any part of the external wall that has less than the relevant fire resistance set out in Section 11.
−	b. Any part of the external wall ~~which~~ has less than the relevant fire resistance set out in Section 8.	+	* Any part of the external wall constructed of material more than 1mm thick if that material does not have a class B-s3, d2 rating or better, which is attached or applied, whether for cladding or any other purpose.
		+	* Windows, doors or other openings. This does not include windows that are designed and glazed to give the necessary level of fire resistance and that are not openable.

−	~~c. Any part of the external wall which has combustible material more than 1mm thick attached or applied to its external face, whether for cladding or any other purpose. (Combustible material~~ in ~~this context is any material which does not have a Class 0 rating.)~~	+	NOTE: Recessed car parking areas as shown in Diagram A1 should not be regarded as unprotected areas.
−		+
−	~~Note: Windows that are not openable and are designed and glazed to provide the necessary level of fire resistance need~~ not be regarded as an unprotected ~~area~~.	+
	\|}		\|}

−	According to Approved Document B2 of the Building Regulations, 'Fire Safety: Buildings other than dwellinghouses', the term 'unprotected area' in relation to a side or external wall of a building means:	+	= Related article on Designing Buildings Wiki =
−		+
−	{\|	+
−	~~\|width="100%"\|~~	+
−	~~a. Window, door or other opening; and~~	+
−	~~b. Any part of the external wall which has less than the relevant fire resistance set out in Section 12; and~~	+
−		+
−	c. Any part of the external wall which has combustible material more than 1mm thick attached or applied to its external face, whether for cladding or any other purpose (Combustible material in this context is any material which does not have a Class 0 rating.)	+
−		+
−	Note: Windows that are not openable and are designed and glazed to provide the necessary level of fire resistance and recessed car parking areas shown in Diagram E1, need not be regarded as an unprotected area.	+
−	\|}	+
−		+
−	~~[[File:Diagram_E1_recessed_car_parking_areas.jpg\|link=File:Diagram_E1_recessed_car_parking_areas.jpg]]~~	+
−		+
−	~~= Find out more =~~	+
−		+
−	=== Related article on Designing Buildings Wiki ===	+

	* Approved documents.		* Approved documents.
	* Approved document B		* Approved document B
	* Building regulations.		* Building regulations.
		+	* Escape route.
	* Fire.		* Fire.
		+	* Protected escape route.
		+	* Protected stairway.

	[[Category:Definitions]] [[Category:Regulations]]		[[Category:Definitions]] [[Category:Regulations]]

Designing Buildings at 07:50, 17 November 2019

2019-11-17T07:50:14Z

← Older revision		Revision as of 07:50, 17 November 2019
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	{\|		{\|
−	\|width="100%"\|a. Window, door or other opening; and	+	\|width="100%"\|
		+	a. Window, door or other opening; and
	b. Any part of the external wall which has less than the relevant fire resistance set out in Section 8.		b. Any part of the external wall which has less than the relevant fire resistance set out in Section 8.

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	{\|		{\|
−	\|width="100%"\|a. Window, door or other opening; and	+	\|width="100%"\|
		+	a. Window, door or other opening; and
	b. Any part of the external wall which has less than the relevant fire resistance set out in Section 12; and		b. Any part of the external wall which has less than the relevant fire resistance set out in Section 12; and

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	\|}		\|}

−	[[File:~~Diagram E1 recessed car parking areas~~.jpg]]	+	[[File:Diagram_E1_recessed_car_parking_areas.jpg\|link=File:Diagram_E1_recessed_car_parking_areas.jpg]]

	= Find out more =		= Find out more =
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	* Fire.		* Fire.

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

Designing Buildings: moved Unprotected area to Unprotected area definition

2018-02-15T17:11:29Z

moved Unprotected area to Unprotected area definition

← Older revision

Revision as of 17:11, 15 February 2018

Designing Buildings at 07:45, 28 August 2017

2017-08-28T07:45:42Z

← Older revision		Revision as of 07:45, 28 August 2017
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	\|}		\|}

−	~~= Find out more =~~	+	[[File:Diagram E1 recessed car parking areas.jpg]]

	= Find out more =		= Find out more =

Designing Buildings at 07:43, 28 August 2017

2017-08-28T07:43:07Z

← Older revision		Revision as of 07:43, 28 August 2017
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−	According to Approved Document B of the Building Regulations, 'Fire Safety', the term 'unprotected area' in relation to a side or external wall of a building means:	+	According to Approved Document B1 of the Building Regulations, 'Fire Safety: Dwellinghouses', the term 'unprotected area' in relation to a side or external wall of a building means:

	{\|		{\|
	\|width="100%"\|a. Window, door or other opening; and		\|width="100%"\|a. Window, door or other opening; and
−
	b. Any part of the external wall which has less than the relevant fire resistance set out in Section 8.		b. Any part of the external wall which has less than the relevant fire resistance set out in Section 8.

−	c. Any part of the external wall which has combustible material more than 1mm thick attached or applied to its external face, whether for cladding or any other purpose. Combustible material in this context is any material which does not have a Class 0 rating.)	+	c. Any part of the external wall which has combustible material more than 1mm thick attached or applied to its external face, whether for cladding or any other purpose. (Combustible material in this context is any material which does not have a Class 0 rating.)

	Note: Windows that are not openable and are designed and glazed to provide the necessary level of fire resistance need not be regarded as an unprotected area.		Note: Windows that are not openable and are designed and glazed to provide the necessary level of fire resistance need not be regarded as an unprotected area.
	\|}		\|}
		+
		+	According to Approved Document B2 of the Building Regulations, 'Fire Safety: Buildings other than dwellinghouses', the term 'unprotected area' in relation to a side or external wall of a building means:
		+
		+	{\|
		+	\|width="100%"\|a. Window, door or other opening; and
		+	b. Any part of the external wall which has less than the relevant fire resistance set out in Section 12; and
		+
		+	c. Any part of the external wall which has combustible material more than 1mm thick attached or applied to its external face, whether for cladding or any other purpose (Combustible material in this context is any material which does not have a Class 0 rating.)
		+
		+	Note: Windows that are not openable and are designed and glazed to provide the necessary level of fire resistance and recessed car parking areas shown in Diagram E1, need not be regarded as an unprotected area.
		+	\|}
		+
		+	= Find out more =

	= Find out more =		= Find out more =

Designing Buildings: Created page with "According to Approved Document B of the Building Regulations, 'Fire Safety', the term 'unprotected area' in relation to a side or external wall of a building means: {| |width="1..."

2017-08-28T07:33:45Z

Created page with "According to Approved Document B of the Building Regulations, 'Fire Safety', the term 'unprotected area' in relation to a side or external wall of a building means: {| |width="1..."

New page

According to Approved Document B of the Building Regulations, 'Fire Safety', the term 'unprotected area' in relation to a side or external wall of a building means:

{|
|width="100%"|a. Window, door or other opening; and

b. Any part of the external wall which has less than the relevant fire resistance set out in Section 8.

c. Any part of the external wall which has combustible material more than 1mm thick attached or applied to its external face, whether for cladding or any other purpose. Combustible material in this context is any material which does not have a Class 0 rating.)

Note: Windows that are not openable and are designed and glazed to provide the necessary level of fire resistance need not be regarded as an unprotected area.
|}

= Find out more =

=== Related article on Designing Buildings Wiki ===

* Approved documents.
* Approved document B
* Building regulations.
* Fire.

[[Category:Regulations]]