Flanking sound - Revision history

Designing Buildings at 07:25, 17 February 2025

2025-02-17T07:25:42Z

← Older revision		Revision as of 07:25, 17 February 2025
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	BS EN ISO 10848-4:2010 provides a standard for the laboratory measurement of the flanking transmission of airborne and impact sound between adjoining rooms.		BS EN ISO 10848-4:2010 provides a standard for the laboratory measurement of the flanking transmission of airborne and impact sound between adjoining rooms.

−	~~= Find out more =~~	+	= Related articles on Designing Buildings =
−		+
−	=== Related articles on Designing Buildings ~~Wiki ==~~=	+

	* Airborne sound.		* Airborne sound.
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	* Building Bulletin 93: acoustic design of schools.		* Building Bulletin 93: acoustic design of schools.
	* Decibel.		* Decibel.
		+	* Flanking element.
		+	* Flanking transmission.
	* Noise nuisance.		* Noise nuisance.
	* Raised floor.		* Raised floor.
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	* Suspended ceiling.		* Suspended ceiling.

−	~~[[Category:Articles_needing_more_work]]~~ [[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:Theory]] [[Category:Design]]	+	[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:Theory]] [[Category:Design]]

82.169.212.190 at 10:35, 4 January 2022

2022-01-04T10:35:26Z

← Older revision		Revision as of 10:35, 4 January 2022
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	Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.		Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.

−	Approved document E: Resistance to the passage of sound, defines ‘flanking transmission’ as, ‘Sound transmitted between rooms via flanking elements instead of directly through separating elements or along any path other than the direct path’. It defines a ‘flanking element’ as, ‘Any building element that contributes to sound transmission between rooms in a building that is not a separating floor or separating wall’. ~~hehe~~	+	Approved document E: Resistance to the passage of sound, defines ‘flanking transmission’ as, ‘Sound transmitted between rooms via flanking elements instead of directly through separating elements or along any path other than the direct path’. It defines a ‘flanking element’ as, ‘Any building element that contributes to sound transmission between rooms in a building that is not a separating floor or separating wall’.

	A common example of flanking is sound transmitted between two spaces through a floor void (or even a floating screed) that runs under the separating partition, even though the partition provides good acoustic insulation preventing the direct transmission of sound.		A common example of flanking is sound transmitted between two spaces through a floor void (or even a floating screed) that runs under the separating partition, even though the partition provides good acoustic insulation preventing the direct transmission of sound.

82.169.212.190 at 10:34, 4 January 2022

2022-01-04T10:34:58Z

← Older revision		Revision as of 10:34, 4 January 2022
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	Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.		Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.

−	Approved document E: Resistance to the passage of sound, defines ‘flanking transmission’ as, ‘Sound transmitted between rooms via flanking elements instead of directly through separating elements or along any path other than the direct path’. It defines a ‘flanking element’ as, ‘Any building element that contributes to sound transmission between rooms in a building that is not a separating floor or separating wall’.	+	Approved document E: Resistance to the passage of sound, defines ‘flanking transmission’ as, ‘Sound transmitted between rooms via flanking elements instead of directly through separating elements or along any path other than the direct path’. It defines a ‘flanking element’ as, ‘Any building element that contributes to sound transmission between rooms in a building that is not a separating floor or separating wall’. hehe

	A common example of flanking is sound transmitted between two spaces through a floor void (or even a floating screed) that runs under the separating partition, even though the partition provides good acoustic insulation preventing the direct transmission of sound.		A common example of flanking is sound transmitted between two spaces through a floor void (or even a floating screed) that runs under the separating partition, even though the partition provides good acoustic insulation preventing the direct transmission of sound.

Designing Buildings at 08:41, 25 September 2020

2020-09-25T08:41:23Z

← Older revision		Revision as of 08:41, 25 September 2020
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−	~~To help develop this article, click ‘Edit this article’ above.~~
−
−	~~-----~~
	Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.		Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.

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	* Suspended ceiling.		* Suspended ceiling.

−	[[Category:Theory]] [[Category:Design]]	+	[[Category:Articles_needing_more_work]] [[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:Theory]] [[Category:Design]]

Designing Buildings at 08:38, 28 August 2016

2016-08-28T08:38:33Z

← Older revision		Revision as of 08:38, 28 August 2016
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	* Airborne sound.		* Airborne sound.
		+	* Ash deafening.
	* British standards.		* British standards.
	* Building acoustics.		* Building acoustics.

88.97.103.2 at 09:37, 9 May 2016

2016-05-09T09:37:32Z

← Older revision		Revision as of 09:37, 9 May 2016
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−
	To help develop this article, click ‘Edit this article’ above.		To help develop this article, click ‘Edit this article’ above.

−	----	+	-----
−		+
	Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.		Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.

	Approved document E: Resistance to the passage of sound, defines ‘flanking transmission’ as, ‘Sound transmitted between rooms via flanking elements instead of directly through separating elements or along any path other than the direct path’. It defines a ‘flanking element’ as, ‘Any building element that contributes to sound transmission between rooms in a building that is not a separating floor or separating wall’.		Approved document E: Resistance to the passage of sound, defines ‘flanking transmission’ as, ‘Sound transmitted between rooms via flanking elements instead of directly through separating elements or along any path other than the direct path’. It defines a ‘flanking element’ as, ‘Any building element that contributes to sound transmission between rooms in a building that is not a separating floor or separating wall’.

−	A common example of flanking is sound ~~transited~~ between two spaces through a floor void (or even a floating screed) that runs under the separating partition, even though the partition provides good acoustic insulation preventing the direct transmission of sound.	+	A common example of flanking is sound transmitted between two spaces through a floor void (or even a floating screed) that runs under the separating partition, even though the partition provides good acoustic insulation preventing the direct transmission of sound.

	Flanking can result from both impact sounds and airborne sounds.		Flanking can result from both impact sounds and airborne sounds.

	Any building element that penetrates or circumnavigates a separating element can result in flanking. This might include:		Any building element that penetrates or circumnavigates a separating element can result in flanking. This might include:
−	*Windows and doors.	+
−	*Flanking ceilings, floors and walls which continue past the separating element into the adjoining space.	+	* Windows and doors.
−	*Voids such as wall cavities, suspended ceilings and raised floors.	+	* Flanking ceilings, floors and walls which continue past the separating element into the adjoining space.
−	*Penetrating joists.	+	* Voids such as wall cavities, suspended ceilings and raised floors.
−	*Corridors and other circulation spaces.	+	* Penetrating joists.
−	*Ductwork and pipework.	+	* Corridors and other circulation spaces.
−	*Sockets.	+	* Ductwork and pipework.
−	*Poor workmanship.	+	* Sockets.
		+	* Poor workmanship.

	Flanking should be considered early in the design stage of new developments and detailing should eliminate or minimise the inadvertent downgrading of sound insulation. Junctions between elements in particular can offer a potential flanking route if they are not carefully detailed and constructed. Good briefing, supervision and inspection on site can help to ensure that the quality of workmanship remains high so that details are constructed as designed.		Flanking should be considered early in the design stage of new developments and detailing should eliminate or minimise the inadvertent downgrading of sound insulation. Junctions between elements in particular can offer a potential flanking route if they are not carefully detailed and constructed. Good briefing, supervision and inspection on site can help to ensure that the quality of workmanship remains high so that details are constructed as designed.
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	=== Related articles on Designing Buildings Wiki ===		=== Related articles on Designing Buildings Wiki ===
−	*Airborne sound.
−	*British standards.
−	*Building acoustics.
−	*Building Bulletin 93: acoustic design of schools.
−	*Decibel.
−	*Noise nuisance.
−	*Raised floor.
−	*Reverberation time.
−	*Sound absorption.
−	*Sound insulation.
−	*Sound v noise.
−	*Structure-borne sound.
−	*Suspended ceiling.

−	[[Category:Theory]]	+	* Airborne sound.
−	[[Category:Design]]	+	* British standards.
		+	* Building acoustics.
		+	* Building Bulletin 93: acoustic design of schools.
		+	* Decibel.
		+	* Noise nuisance.
		+	* Raised floor.
		+	* Reverberation time.
		+	* Sound absorption.
		+	* Sound insulation.
		+	* Sound v noise.
		+	* Structure-borne sound.
		+	* Suspended ceiling.
		+
		+	[[Category:Theory]] [[Category:Design]]

Designing Buildings at 07:01, 21 October 2015

2015-10-21T07:01:04Z

← Older revision		Revision as of 07:01, 21 October 2015
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	*Building acoustics.		*Building acoustics.
	*Building Bulletin 93: acoustic design of schools.		*Building Bulletin 93: acoustic design of schools.
−	*~~Building regulations~~	+	*Decibel.
	*Noise nuisance.		*Noise nuisance.
	*Raised floor.		*Raised floor.

86.183.194.9 at 07:38, 1 July 2015

2015-07-01T07:38:56Z

← Older revision		Revision as of 07:38, 1 July 2015
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	Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.		Flanking sound (or flanking noise) is sound that transmits between spaces indirectly, going over or around, rather than directly through the main separating element. This can allow sound to transmit between spaces even though the main separating element itself provides good acoustic insulation.
		+
		+	Approved document E: Resistance to the passage of sound, defines ‘flanking transmission’ as, ‘Sound transmitted between rooms via flanking elements instead of directly through separating elements or along any path other than the direct path’. It defines a ‘flanking element’ as, ‘Any building element that contributes to sound transmission between rooms in a building that is not a separating floor or separating wall’.

	A common example of flanking is sound transited between two spaces through a floor void (or even a floating screed) that runs under the separating partition, even though the partition provides good acoustic insulation preventing the direct transmission of sound.		A common example of flanking is sound transited between two spaces through a floor void (or even a floating screed) that runs under the separating partition, even though the partition provides good acoustic insulation preventing the direct transmission of sound.

Designing Buildings at 09:54, 22 June 2015

2015-06-22T09:54:53Z

← Older revision		Revision as of 09:54, 22 June 2015
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	*Sound v noise.		*Sound v noise.
	*Structure-borne sound.		*Structure-borne sound.
		+	*Suspended ceiling.

	[[Category:Theory]]		[[Category:Theory]]
	[[Category:Design]]		[[Category:Design]]

Designing Buildings at 17:47, 14 May 2015

2015-05-14T17:47:33Z

← Older revision		Revision as of 17:47, 14 May 2015
Line 39:		Line 39:
	*Building regulations		*Building regulations
	*Noise nuisance.		*Noise nuisance.
		+	*Raised floor.
	*Reverberation time.		*Reverberation time.
	*Sound absorption.		*Sound absorption.