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NA to BS EN 1991-1-4:2005:2008 UK National Annex to Eurocode 1: Actions on structures. General actions - Wind actions (+A1:2010) (incorporating National Amendment No. 1)
Gives the nationally determined parameters (NDPs) for certain sub-clauses where national choice is allowed.
First published September 2008. Amendment A1 dated January 2011 - See introduction.
British Standards Institution
With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.
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