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国外国际BS 8500-2-2015.pdf

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国外国际BS 8500-2-2015.pdf

BS 8500-2:2015 BSI Standards Publication Concrete – Complementary British Standard to BS EN 206 Part 2: Specification for constituent materials and concrete BS 8500-2:2015 BRITISH STANDARD Publishing and copyright information The BSI copyright notice displayed in this document indicates when the document was last issued. © The British Standards Institution 2015 Published by BSI Standards Limited 2015 ISBN 978 0 580 84610 6 ICS 91.100.30 The following BSI references relate to the work on this document: Committee reference B/517/1 Draft for comment 14DC Publication history First published, February 2002 Second edition, November 2006 Third (present) edition, April 2015 Amendments issued since publication Date Text affected BRITISH STANDARD BS 8500-2:2015 Contents Foreword iii Introduction 1 1 Scope 1 2 Normative references 1 3 Terms, definitions, symbols and abbreviations 3 4 Complementary requirements for constituent materials 5 5 Complementary basic requirements for concrete 13 6 Designated concrete 14 7 Designed concrete 18 8 Prescribed concrete 20 9 Standardized prescribed concrete 20 10 Proprietary concrete 22 11 Delivery of fresh concrete 23 12 Conformity testing and conformity criteria 24 13 Production control 26 14 Transport of concrete 27 Annexes Annex A (normative) Conformity procedure for combinations 28 Annex B (normative) Minimizing the risk of damaging alkali-silica reaction in concrete 30 Annex C (informative) Example of the conformity procedure given in Annex A 34 Annex D (informative) BS 8500 provisions linked to BS EN 206 requirements 37 Bibliography 40 List of figures Figure C.1 – Determination of conformity limits for combinations 37 List of tables Table 1 – General purpose cements and combinations 6 Table 2 – Requirements for coarse crushed concrete aggregate 8 Table 3 – Limitations on the use of coarse CCA 9 Table 4 – Requirements for coarse recycled aggregate 11 Table 5 – Method for determining the chloride content of constituent materials 13 Table 6 – Requirements for designated concretes for general applications 16 Table 7 – Requirements for designated cement-bound concretes 17 Table 8 – Range of aggregate grading for cement-bound concrete 17 Table 9 – Limiting values of composition and properties for concrete where a DC-class is specified 19 Table 10 – Mix proportions for standardized prescribed concretes using class 32,5 cements and combinations 21 Table 11 – Mix proportions for volume batching of ST1, ST2 and ST3 22 Table 12 – Additional compressive

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