1、December 2010 Translation by DIN-Sprachendienst.English price group 5No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).IC
2、S 91.010.30; 91.040.01!$la“1736257www.din.deDDIN EN 1991-4/NANational Annex Nationally determined parameters Eurocode 1: Actions on structures Part 4: Silos and tanksEnglish translation of DIN EN 1991-4/NA:2010-12Nationaler Anhang National festgelegte Parameter Eurocode 1: Einwirkungen auf Tragwerke
3、 Teil4:EinwirkungenaufSilos und FlssigkeitsbehlterEnglische bersetzung von DIN EN 1991-4/NA:2010-12Annexe Nationale Paramtres dtermins au plan national Eurocode 1: Actions sur les structures Partie 4: Silos et rservoirsTraduction anglaise de DIN EN 1991-4/NA:2010-12Supersedes DIN EN 1991-4/NA:2010-0
4、4;together with DIN EN 1991-4:2010-12, supersedes DIN 1055-6:2005-03, withdrawn 2010-04,Supersedes: see belowwww.beuth.deDocument comprises 6 pagesIn case of doubt, the German-language original shall be considered authoritative.02.12and DIN 1055-6 Corrigendum 1:2006-02, withdrawn 2010-04DIN EN 1991-
5、4/NA:2010-12 2 Contents Page Foreword 3 NA 1 Scope 4 NA 2 National provisions for application of DIN EN 1991-4:2010-12 .4 DIN EN 1991-4/NA:2010-12 3 Foreword This document has been prepared by Working Committee NA 005-51-02 AA Einwirkungen auf Bauten (Sp CEN/TC 250/SC 1) of the Normenausschuss Bauwe
6、sen (Building and Civil Engineering Standards Committee). This standard is the National Annex to DIN EN 1991-4:2010-12, Actions on structures Part 4: Silos and tanks. European Standard EN 1991-4 allows national safety parameters, referred to as Nationally Determined Parameters (NDPs), to be specifie
7、d for a number of points. The NDPs cover alternative verification methods, the provision of individual values and the selection of classes from designated classification systems. The relevant parts of the text are identified in the European Standard by references to the possibility of national choic
8、e and are listed in Clause NA.2.1. The National Annex is an integral part of DIN EN 1991-4:2010-12. DIN EN 1991-4:2010-12 and this National Annex DIN EN 1991-4/NA:2010-12 supersede DIN 1055-6:2005-03 and DIN 1055-6 Corrigendum 1:2006-02. Attention is drawn to the possibility that some of the element
9、s of this document may be the subject of patent rights. DIN and/or DKE shall not be held responsible for identifying any or all such patent rights. Amendments This document differs from DIN 1055-6:2005-03 and DIN 1055-6 Corrigendum 1:2006-02 as follows: a) a number of provisions from DIN 1055-6:2005
10、-03 have been incorporated which are to be taken into account when applying DIN EN 1991-4:2010-12. This document differs from DIN EN 1991-4/NA:2010-04 as follows: a) supersedure notes have been amended; b) dated references have been updated; c) the document has been editorially revised. Previous edi
11、tions DIN 1055-6: 1964-11, 1987-05, 2005-03 DIN 1055-6 Corrigendum 1: 2006-02 DIN EN 1991-4/NA: 2010-04 DIN EN 1991-4/NA:2010-12 4 NA 1 Scope This National Annex contains national provisions relating to the determination of actions on tanks and on silos for the storage of bulk materials, that are to
12、 be taken into consideration when applying DIN EN 1991-4:2010-12 in Germany. This National Annex is only valid in conjunction with DIN EN 1991-4:2010-12. NA 2 National provisions for application of DIN EN 1991-4:2010-12 NA 2.1 General DIN EN 1991-4:2010-12 refers to the option of choosing Nationally
13、 Determined Parameters (NDPs) in the following places in the text: 2.5(5) 3.6(2) 5.2.4.3.1(3) 5.4.1(3) 5.4.1(4) A.4(3) B.2.14(1) NA 2.2 National provisions NOTE In the following, the clauses are numbered as in DIN EN 1991-4:2010-12. 2 Representation and classification of actions 2.5 Action assessmen
14、t classification NDP re 2.5(5) NOTE 1 The recommended provisions apply. 3 Design situations 3.6 Principles for design for explosions NDP re 3.6(2) NOTE No further national provisions. 5 Loads on the vertical walls of silos 5.2 Slender silos NDP re 5.2.4.3.1(3) NOTE The recommended provisions apply.
15、5.4 Retaining silos NDP re 5.4.1(3) NOTE No further national provisions. NDP re 5.4.1(4) NOTE No further national provisions. DIN EN 1991-4/NA:2010-12 5 Annex A (informative) Basis of design Supplementary paragraphs to EN 1990 for silos and tanks NDP re A.4(3) NOTE No further national provisions. DIN EN 1991-4/NA:2010-12 6 Annex B (informative) Actions, partial factors and combinations of actions on tanks NDP re B.2.14(1) NOTE No further national provisions.
