ACI 349M-2013 Code Requirements for Nuclear Safety-Related Concrete Structures (ACI 349M-13) and Commentary (Incorporates Errata 08 08 2017).pdf

1、ACI 349M-13Code Requirements for Nuclear Safety-Related Concrete Structures (ACI 349M-13) and CommentaryAn ACI StandardReported by ACI Committee 349First PrintingErrata as of 6/23/2016Code Requirements for Nuclear Safety-Related Concrete Structures and CommentaryCopyright by the American Concrete In

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11、 gathered together in the annually revised ACI Manual of Concrete Practice (MCP).American Concrete Institute38800 Country Club DriveFarmington Hills, MI 48331U.S.A.Phone: 248-848-3700Fax: 248-848-3701www.concrete.orgISBN: 978-0-87031-993-8American Concrete InstituteAdvancing concrete knowledgeACI 34

12、9M-13Code Requirements for Nuclear Safety-Related Concrete Structures (ACI 349M-13) and CommentaryAn ACI StandardReported by ACI Committee 349Herman L. Graves III, ChairAdeola K. Adediran, Vice ChairPartha S. Ghosal, Vice ChairLisa M. Anderson, SecretaryOmesh B. AbhatTaha D. Al-ShawafRanjit L. Bandy

13、opadhyay*Harry A. ChambersRonald A. CookRolf EligehausenFarhad FarzamWerner A. F. FuchsStewart C. GallocherBranko GalunicOrhan GurbuzJames A. HammellJoseph Kendall HarroldGunnar A. HarsteadChristopher HeinzCharles J. HookhamRonald J. JanowiakScott A. JensenRichard E. KlingnerNam-Ho LeeJaveed MunshiD

14、an J. NausDragos A. NutaRichard S. OrrAnton D. PirtzJohn F. SilvaBozidar StojadinovicBarendra K. TalukdarDonald T. WardAndrew S. WhittakerAlbert Y. C. WongCharles A. ZalesiakConsulting MembersHansraj G. AsharPeter J. CarratoMukti L. DasThe committee recognizes the following non-voting members for th

15、eir contributions to the development of the code revision: Monzer M. Allam, Jorg NMI Asmus, Matthew Dominick DAmbrosia, Chiara F. Ferraris, Ola Jovall, Angela McAlpin, Michael C. Mota, Nebojsa Orbovic, Debi Ramos, Madhumita Sircar, and J. Bret Turley.*Ranjit L. Bandyopadhyay was a long-time member o

16、f ACI Committee 349 and the Committee Chair of ACI 349 at the time of his death in 2010. The committee expresses its appreciation for his friendship and leadership.This standard covers the proper design and construction of concrete structures that form part of a nuclear power plant and that have nuc

17、lear safety-related functions, but does not cover concrete reactor vessels and concrete containment structures (as defined by Joint ACI-ASME Committee 359).The structures covered by the Code include concrete structures inside and outside the containment system.This Code may be referenced and applied

18、 subject to agreement between the owner and the Regulatory Authority.All notation sections have been removed from the beginning of each chapter and consolidated into one list in Chapter 2.The format of this Code is based on the “Building Code Requirements for Structural Concrete (ACI 318M-08)” and i

19、ncorporates recent revisions of that standard.The commentary, which is presented after the Code, discusses some of the considerations of ACI Committee 349 in developing “Code Requirements for Nuclear Safety-Related Concrete Structures (ACI 349M-13).” This information is provided in the commentary be

20、cause the Code is written as a legal document and therefore cannot present background details or suggestions for carrying out its requirements.Keywords: anchorage; authority having jurisdiction (AHJ); beam-column frame; beams; building codes; columns; composite construction; concrete cover; cracking

21、 (fracturing); creep; curing; deep beams; deflection; earthquake-resistant structures; floors; folded plates; footings; formwork; inspection; joints; joists; load tests; loads; mixture proportioning; modulus of elasticity; nuclear power plants; nuclear reactor containments; nuclear reactor safety; n

22、uclear reactors; precast concrete; prestressed concrete; quality control; reinforced concrete; safety; serviceability; shear strength; shearwalls; shells; slabs; specifications; splicing; structural analysis; structural design; temperature; torsion; walls.The materials, processes, quality control me

23、asures, and in-spections described in this document should be tested, moni-tored, or performed as applicable only by individuals holding the appropriate ACI Certification or equivalent.The official version of this ACI document uses inch-pound units. A conversion of an ACI document into SI units is f

24、or the convenience of users. Care has been taken to ensure that the conversion is correct; however, ACI does not guarantee its accuracy. Official interpretation of this ACI document shall be based only on the U.S. customary unit.1ACI 349M-13 supersedes ACI 349M-06, was adopted August 15, 2013, and p

25、ublished June 2014.Copyright 2014, American Concrete Institute.All rights reserved including rights of reproduction and use in any form or by any means, including the making of copies by any photo process, or by electronic or mechanical device, printed, written, or oral, or recording for sound or vi

26、sual reproduc-tion or for use in any knowledge or retrieval system or device, unless permission in writing is obtained from the copyright proprietors.CONTENTSINTRODUCTION, p. 7CHAPTER 1GENERAL REQUIREMENTS, p. 91.1Scope, p. 91.2Drawings and specifications, p. 101.3Inspection, p. 111.4Approval of spe

27、cial systems of design or construc-tion, p. 121.5Quality assurance program, p. 12References, Chapter 1, p. 12CHAPTER 2NOTATION AND DEFINITIONS, p. 142.1Code notation, p. 142.2Definitions, p. 22CHAPTER 3MATERIALS, p. 303.1Tests of materials, p. 303.2Cementitious materials, p. 303.3Aggregates, p. 303.

28、4Water, p. 313.5Steel reinforcement, p. 313.6Admixtures, p. 333.7Storage and identification of materials, p. 333.8Referenced standards, p. 34References, Chapter 3, p. 36CHAPTER 4DURABILITY REQUIREMENTS, p. 374.1General, p. 374.2Exposure categories and classes, p. 374.3Requirements for concrete mixtu

29、res, p. 374.4Additional requirements for freezing-and-thawing exposure, p. 374.5Alternative cementitious materials for sulfate expo-sure, p. 37CHAPTER 5CONCRETE QUALITY, MIXING, AND PLACING, p. 385.1General, p. 385.2Selection of concrete proportions, p. 385.3Proportioning on the basis of field exper

30、ience or trial mixtures, or both, p. 395.4Proportioning without field experience or trial mixtures, p. 395.5Average compressive strength reduction, p. 395.6Evaluation and acceptance of concrete, p. 395.7Preparation of equipment and place of deposit, p. 425.8Mixing, p. 425.9Conveying, p. 425.10Deposi

31、ting, p. 425.11Curing, p. 435.12Cold weather requirements, p. 445.13Hot weather requirements, p. 44References, Chapter 5, p. 44CHAPTER 6FORMWORK, EMBEDMENTS, AND CONSTRUCTION JOINTS, p. 456.1Design of formwork, p. 456.2Removal of forms, shores, and reshoring, p. 456.3Embedments in concrete, p. 456.4

32、Construction joints, p. 47Referenced standards Chapter 6, p. 47CHAPTER 7DETAILS OF REINFORCEMENT, p. 487.1Standard hooks, p. 487.2Minimum bend diameters, p. 487.3Bending, p. 487.4Surface conditions of reinforcement, p. 487.5Placing reinforcement, p. 487.6Spacing limits for reinforcement, p. 487.7Con

33、crete protection for reinforcement, p. 497.8Special reinforcement details for columns, p. 497.9Connections, p. 497.10Lateral reinforcement for compression members, p. 497.11Lateral reinforcement for flexural members, p. 497.12Minimum reinforcement, p. 497.13Requirements for structural integrity, p.

34、50References, Chapter 7, p. 50CHAPTER 8ANALYSIS AND DESIGNGENERAL CONSIDERATIONS, p. 518.1Design methods, p. 518.2Loading, p. 518.3Methods of analysis, p. 518.4Redistribution of moments in continuous flexural members, p. 518.5Modulus of elasticity, p. 518.6Not used, p. 518.7Stiffness, p. 518.8Effect

35、ive stiffness to determine lateral deflections, p. 528.9Span length, p. 528.10Columns, p. 528.11Arrangement of live load, p. 528.12T-beam construction, p. 528.13Joist construction, p. 528.14Separate floor finish, p. 52R8.14Separate floor finish, p. 52CHAPTER 9STRENGTH AND SERVICEABILITY REQUIREMENTS

36、, p. 539.1General, p. 539.2Required strength, p. 569.3Design strength, p. 599.4Design strength for reinforcement, p. 609.5Control of deflections, p. 60References, Chapter 9, p. 65CHAPTER 10FLEXURE AND AXIAL LOADS, p. 6710.1Scope, p. 6710.2Design assumptions, p. 6710.3General principles and requireme

37、nts, p. 67American Concrete Institute Copyrighted Materialwww.concrete.org2 CODE REQUIREMENTS FOR NUCLEAR SAFETY-RELATED CONCRETE STRUCTURES (ACI 349M-13) AND COMMENTARY10.4Distance between lateral supports of flexural members, p. 6710.5Minimum reinforcement of flexural members, p. 6710.6Distributio

38、n of flexural reinforcement in beams and one-way slabs, p. 6710.7Deep beams, p. 6710.8Design dimensions for compression members, p. 6710.9Limits for reinforcement of compression members, p. 6810.10Slenderness effects in compression members, p. 6810.11Axially loaded members supporting slab system, p.

39、 6810.12Transmission of column loads through floor system, p. 6810.13Composite compression members, p. 6810.14Bearing strength, p. 68CHAPTER 11SHEAR AND TORSION, p. 6911.1Shear strength, p. 6911.2Shear strength provided by concrete for nonpre-stressed members, p. 6911.3Shear strength provided by con

40、crete for prestressed members, p. 6911.4Shear strength provided by shear reinforcement, p. 6911.5Design for torsion, p. 6911.6Shear-friction, p. 6911.7Deep beams, p. 6911.8Provisions for brackets and corbels, p. 6911.9Provisions for walls, p. 6911.10Transfer of moments to columns, p. 7011.11Provisio

41、ns for slabs and footings, p. 70References, Chapter 11, p. 71CHAPTER 12DEVELOPMENT AND SPLICES OF REINFORCEMENT, p. 7212.1Development of reinforcementGeneral, p. 7212.2Development of deformed bars and deformed wire in tension, p. 7212.3Development of deformed bars and deformed wire in compression, p

42、. 7212.4Development of bundled bars, p. 7212.5Development of standard hooks in tension, p. 7212.6Development of headed and mechanically anchored deformed bars in tension, p. 7312.7Development of welded deformed wire reinforce-ment in tension, p. 7312.8Development of welded plain wire reinforcement i

43、n tension, p. 7312.9Development of prestressing strand, p. 7312.10Development of flexural reinforcementGeneral, p. 7312.11Development of positive moment reinforcement, p. 7312.12Development of negative moment reinforcement, p. 7312.13Development of web reinforcement, p. 7312.14Splices of reinforceme

44、ntGeneral, p. 7312.15Splices of deformed bars and deformed wire in tension, p. 7412.16Splices of deformed bars in compression, p. 7512.17Special splice requirements for columns, p. 7512.18Splices of welded deformed wire reinforcement in tension, p. 7512.19Splices of welded plain wire reinforcement i

45、n tension, p. 75CHAPTER 13TWO-WAY SLAB SYSTEMS, p. 7613.1Scope, p. 7613.2General, p. 7613.3Slab reinforcement, p. 7613.4Openings in slab systems, p. 7613.5Design procedures, p. 7613.6Direct design method, p. 7613.7Equivalent frame method, p. 76CHAPTER 14WALLS, p. 7714.1Scope, p. 7714.2General, p. 77

46、14.3Minimum reinforcement, p. 7714.4Walls designed as compression members, p. 7714.5Empirical design method, p. 7714.6Nonbearing walls, p. 7814.7Walls as grade beams, p. 7814.8Alternative design of slender walls, p. 78CHAPTER 15FOOTINGS, p. 7915.1Scope, p. 7915.2Loads and reactions, p. 7915.3Footing

47、s supporting circular or regular polygon-shaped columns or pedestals, p. 7915.4Moment in footings, p. 7915.5Shear in footings, p. 7915.6Development of reinforcement in footings, p. 7915.7Minimum footing depth, p. 7915.8Transfer of force at base of column, wall, or rein-forced pedestal, p. 7915.9Slop

48、ed or stepped footings, p. 7915.10Combined footings and mats, p. 79CHAPTER 16PRECAST CONCRETE, p. 8016.1Scope, p. 8016.2General, p. 8016.3Distribution of forces among members, p. 8016.4Member design, p. 8016.5Structural integrity, p. 8016.6Connection and bearing design, p. 8016.7Items embedded after

49、 concrete placement, p. 8016.8Marking and identification, p. 8016.9Handling, p. 8016.10Strength evaluation of precast construction, p. 80CHAPTER 17COMPOSITE CONCRETE FLEXURAL MEMBERS, p. 8117.1Scope, p. 81American Concrete Institute Copyrighted Materialwww.concrete.orgCODE REQUIREMENTS FOR NUCLEAR SAFETY-RELATED CONCRETE STRUCTURES (ACI 349M-13) AND COMMENTARY 317.2General, p. 8117.3Shoring, p. 8117.4Vertical shear