Department for Communities and Local Government, (2019) Door fastenings. In: Approved Document B: Fire Safety - Volume 1: Dwellings. 2019 ed. Section 3: Means of escape – flats, 1 (3.92). RIBA Publishing Publication, Place of Publication:, p. 39. ISBN 9781859469156
Full text not available from this repository.Abstract
Electrically powered locks should return to the unlocked position in all of the following situations.
a. If the fire detection and alarm system operates.
b. If there is loss of power or system error.
c. If the security mechanism override is activated.
Security mechanism overrides for electrically powered locks should be a Type A call point, as described in BS 7273-4. The call point should be positioned on the side approached by people escaping. If the door provides escape in either direction, a call point should be installed on both sides of the door.
Item Type: | Book Section |
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Additional Information: | tifidf-maui-text-analytics-keywords |
Uncontrolled Keywords: | high-usage entrance door, electrical installation*, following edge (of door), point of access, principal works, commissioning, automatic release mechanism, contrast visually, escape route, leading edge (of door) |
Subjects: | Section 03: Means of escape – flats |
Depositing User: | Umesh Pardale |
Date Deposited: | 21 Dec 2022 08:44 |
Last Modified: | 22 Dec 2022 07:38 |
URI: | https://buildvoc.co.uk/id/eprint/370 |