Structure: Approved Document A

O N L I N E V E R S I O N MAIN CHANGES MADE BY THE MAIN CHANGES IN THE APPROVED DOCUMENTS 2013 AMENDMENTS 2004 EDITION The following documents have been published to give practical guidance about how to meet the The main changes are to: The 2004 edition replaced the 1992 Edition (with Building Regulations. You can find the date of the • References to British Standard design 1994 and 2000 amendments edition). The main edition approved by the Secretary of State at standards changes were: www.planningportal.gov.uk. • Guidance on disproportionate collapse • Guidance on the sizing of timber floors and Approved Document A roofs for traditional house construction Structure • Wind maps removed, as the Timber Tables are now Approved Document B: Volume 1 • Guidance on strip footings published by TRADA. Fire safety – Dwellinghouses • Materials and workmanship • Map of basic wind speeds revised. Approved Document B: Volume 2 There have been no changes to Part A of • Stainless steel cavity wall ties specified for all Fire safety – Buildings other than dwellinghouses Schedule 1 to the Building Regulations. houses regardless of their location. Approved Document C • Guidance on masonry walls to dwellings Site preparation and resistance to contaminants MAIN CHANGES MADE BY THE extended. and moisture 2010 AMENDMENTS • Guidance on concrete foundations to houses Approved Document D The 2010 amendments reflect the Building revised. Toxic substances Regulations 2010 and Building (Approved • Guidance on the design and construction of Approved Document E Inspectors etc) Regulations 2010. The changes domestic garages extensively updated. Resistance to the passage of sound mainly reflect regulation number changes as a result of re-ordering. There have been no • Disproportionate collapse: the Application Approved Document F amendments to the substantive requirements in Limit to Requirement A3 (ie. the 5 storey limit) Ventilation Part A of Schedule 1 to the Building Regulations. removed to bring all buildings under control of Approved Document G Requirement A3. Sanitation, hot water safety and water efficiency Approved Document H Drainage and waste disposal Approved Document J Combustion appliances and fuel storage systems Approved Document K Protection from falling, collision and impact Approved Document L1A Conservation of fuel and power in new dwellings Approved Document L1B Conservation of fuel and power in existing dwellings Approved Document L2A Conservation of fuel and power in new buildings other than dwellings Approved Document L2B Conservation of fuel and power in existing buildings other than dwellings Approved Document M Access to and use of buildings Approved Document P Electrical Safety – Dwellings Approved Document 7 Materials and workmanship This printing incorporates editorial amendments and corrections. O N L I N E V E R S I O N