B4 (external fire spread) - glazing in the windows in the rear wall of a new building

Determinations Decision Letters 45/1/226

Department for Communities and Local Government, 2007
B4 (external fire spread) - glazing in the windows in the rear wall of a new building Download document

Document Status

Current

Supplement

Core Supplement

Series

Determinations Decision Letters

Abstract

Determination of compliance with requirement B4 of the Building Regulations 2000. Relates to a new office building with six storeys and a plan area of 710m². The building’s windows’ proximity (215mm) to the site boundary led to the applicant proposing fire-resisting glazing with sixty minutes’ integrity and no insulation value for the windows. These proposals were rejected.

History

Date of issue: 8 August 2007.

Subjects

  • Building control, England and Wales
  • Fire
  • Windows
  • Building control
  • Special subject areas
  • Fire resistance
  • Building types
  • Offices
  • Windows and doors
  • Legal issues and management

Publisher History

Now known as the Ministry of Housing, Communities and Local Government. The Department for Communities and Local Government is a UK Government department that works to create thriving, sustainable, vibrant communities that improve everyone's quality of life. This includes housing, improving public services, regeneration, sustainability and the prevention of anti-social behaviour. They were formerly known as the Office of the Deputy Prime Minister.

Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

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