BS_EN_13670-2009_混凝土结构实现.pdf

BS EN 136702009 ICS 91.080.40 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BRITISH STANDARD cution of concrete structures This British Standard was published under the authority of the Standards Policy and Strategy Committee on 28 February 2010 BSI 2010 ISBN 978 0 580 67067 1 Amendments/corrigenda issued since publication Date Comments BS EN 136702009 National foreword This British Standard is the UK implementation of EN 136702009. It supersedes DD ENV 13670-12000 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee B/525/2, Structural use of concrete. A list of organizations represented on this committee can be obtained on request to its secretary. The cution Specification requirements provided by the UK committee are given in the National Annex NA inative. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. 标准分享网 w w w .b z f x w .c o m 免费下载 w w w . b z f x w . c o m BS EN 136702009 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 13670 December 2009 ICS 91.080.40 Supersedes ENV 13670-12000 English Version cution of concrete structures Excution des structures en bton Ausfhrung von Tragwerken aus Beton This European Standard was approved by CEN on 17 September 2009. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions English, French, German. A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any and by any means reserved worldwide for CEN national Members. Ref. No. EN 136702009 E w w w . b z f x w . c o m BS EN 136702009 EN 136702009 E 2 Contents Page Foreword ..............................................................................................................................................................5 Introduction .........................................................................................................................................................6 1 Scope ......................................................................................................................................................7 2 Normative references ............................................................................................................................7 3 Definitions ..............................................................................................................................................8 4 cution management ..................................................................................................................... 11 4.1 Assumptions ....................................................................................................................................... 11 4.2 Documentation .................................................................................................................................... 11 4.2.1 cution specification ...................................................................................................................... 11 4.2.2 Quality Plan ......................................................................................................................................... 12 4.2.3 cution record documentation ...................................................................................................... 12 4.2.4 Special record documentation .......................................................................................................... 12 4.3 Quality Management ........................................................................................................................... 12 4.3.1 cution classes ............................................................................................................................... 12 4.3.2 Inspection of materials and products ............................................................................................... 13 4.3.3 Inspection of cution ...................................................................................................................... 13 4.4 Action in the event of a non-conity ........................................................................................... 14 5 Falsework and work ................................................................................................................... 15 5.1 Basic requirements............................................................................................................................. 15 5.2 Materials .............................................................................................................................................. 15 5.2.1 General ................................................................................................................................................. 15 5.2.2 Release agents .................................................................................................................................... 15 5.3 Design and installation of falsework ................................................................................................ 15 5.4 Design and installation of work................................................................................................. 16 5.5 Special work ................................................................................................................................ 16 5.6 Inserts in work and embedded components ........................................................................... 16 5.6.1 General ................................................................................................................................................. 16 5.6.2 Making good of temporary recesses and holes .............................................................................. 17 5.7 Removal of work and falsework ................................................................................................ 17 6 Reinforcement ..................................................................................................................................... 17 6.1 General ................................................................................................................................................. 17 6.2 Materials .............................................................................................................................................. 17 6.3 Bending, cutting, transport and storage of the reinforcement ...................................................... 18 6.4 Welding ................................................................................................................................................ 19 6.5 Joints ................................................................................................................................................... 19 7 Prestressing ........................................................................................................................................ 19 7.1 General ................................................................................................................................................. 19 7.2 Materials for prestressing .................................................................................................................. 20 7.2.1 Post-tensioning systems ................................................................................................................... 20 7.2.2 Sheaths ................................................................................................................................................ 20 7.2.3 Tensile elements ................................................................................................................................. 20 7.2.4 Anchorage elements and accessories ............................................................................................. 20 7.2.5 Tendon supports................................................................................................................................. 20 7.2.6 Cement-based grout ........................................................................................................................... 21 7.2.7 Grease, wax or other products .......................................................................................................... 21 7.3 Transport and storage ........................................................................................................................ 21 7.4 Installation of tendons ....................................................................................................................... 21 7.4.1 General ................................................................................................................................................. 21 标准分享网 w w w .b z f x w .c o m 免费下载 w w w . b z f x w . c o m BS EN 136702009 EN 136702009 E 3 7.4.2 Pre-tensioned tendons ........................................................................................................................ 21 7.4.3 Post-tensioned bonded tendons ....................................................................................................... 22 7.4.4 Internal and external unbonded tendons .......................................................................................... 22 7.5 Tensioning ........................................................................................................................................... 22 7.5.1 General ................................................................................................................................................. 22 7.5.2 Pre-tensioned tendons ........................................................................................................................ 22 7.5.3 Post-tensioned bonded tendons ....................................................................................................... 23 7.5.4 Internal and external unbonded tendons .......................................................................................... 23 7.6 Protective measures grouting, greasing ........................................................................................ 23 7.6.1 General ................................................................................................................................................. 23 7.6.2 Pre-tensioned tendons ........................................................................................................................ 23 7.6.3 Post-tensioned bonded tendons ....................................................................................................... 23 7.6.4 Internal or external unbonded tendons ............................................................................................. 23 7.6.5 Grouting operations ............................................................................................................................ 23 7.6.6 Greasing operations ............................................................................................................................ 24 7.6.7 Sealing .................................................................................................................................................. 24 8 Concreting ............................................................................................................................................ 24 8.1 Specification of concrete .................................................................................................................... 24 8.2 Pre-concreting operations .................................................................................................................. 24 8.3 Delivery, reception and site transport of fresh concrete ................................................................ 25 8.4 Placing and compaction ..................................................................................................................... 25 8.4.1 General ................................................................................................................................................. 25 8.4.2 Lightweight Aggregate Concrete ....................................................................................................... 26 8.4.3 Self Compacting Concrete.................................................................................................................. 26 8.4.4 Sprayed concrete ................................................................................................................................ 26 8.4.5 Sliping ........................................................................................................................................... 26 8.4.6 Underwater concreting ....................................................................................................................... 26 8.5 Curing and protection ......................................................................................................................... 26 8.6 Post-concreting operations ................................................................................................................ 28 8.7 Concreting of composite structures ................................................................................................. 28 8.8 Surface Finish ...................................................................................................................................... 28 9 cution with precast concrete elements