by Chris Scivyer (26-Nov-2007)
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WITHDRAWN - Supderseded by 2015 edition
This guide, which supports Building Regulations Approved Document L, offers practical guidance for reducing the concentration of radon in new buildings, extensions, conversions, and refurbishment projects. It has been prepared to help architects, designers, builders, and installers specify and install successful protective measures in order to reduce the risk to occupants of exposure to radon, which can cause lung cancer. The guide contains maps of England and Wales for identifying areas where radon protective measures should be installed. This 2007 edition of the report replaces guidance published in 1999. 53 pages.
- New maps with additional detail such as towns and road networks to help readers identify radon affected areas more easily.
- Additional drawings and photographs
- Additional guidance on protective measures suitable for new non-domestic buildings and extensions
- New guidance on protective measures for conversion and refurbishment projects and for suspended timber ground floors
What is radon?
2. Protective measures
Determining the level of protection
3. Protective measures: technical approach
Basic radon protection
Full radon protection
4. Detailed protective measure
Workmanship and inspection
Protecting suspended timber floors
Tanking to basements and cellars
Slip or shear planes
Condensation and cold bridges
Subfloor depressurisation and sumps
Conversions and refurbishment
Monitoring of completed buildings and extensions
5. Stepped foundations: additional points to consider
7. References and further reading
Annex: 20 maps of areas where basic or full protection should be provided
You may also be interested in BRE’s "Buying homes in radon-affected areas":
Other publications that may also be of interest
Designing quality buildings: a BRE guide.