土木专业英国规范BS EN 1991-4_2006.pdfVIP

BRITISH STANDARD BS EN 2 1991-4:2006 1 0 2 n o i t u t i t s n I s d r a d Eurocode 1 — Actions n a t S h s i on structures — t i r B e h T ) c Part 4: Silos and tanks ( , y p o C d e l l o r t n o c n U , 7 3 : 9 1 2 1 0 2 / 8 0 / 7 2 , y r a r b i L r e t s e h c n a M f o y t i s r e v i n U e h T , y r a r b i L r e The European Standard EN 1991-4:2006 has the status of a t s e British Standard h c n a M f o y t i s r e v i n U ICS 91.010.30 : y p o C d e s n e c i L BS EN 1991-4:2006 2 1 0 2 n National foreword o i t u t i t s This British Standard is the official English language version of n I s EN 1991-4:2006. It supersedes DD ENV 1991-4:1996 which is withdrawn. d r The structural Eurocodes are divided into packages by grouping Eurocodes for a d each of the main materials, concrete, steel, composite concrete and steel, n a t timber, masonry and aluminium; this is to enable a common date of S h withdrawal (DOW) for all the relevant parts that are needed for a particular s i design. The conflicting national standards will be withdrawn at the end of the t i r coexistence period, after all the EN Eurocodes of a package are available. B e h Following p