CAN CSA-A371-2014 Masonry construction for buildings (Fifth Edition).pdf

1、REVISED APRIL 2015CAN/CSA-A371-14National Standard of Canada(approved April 2015)Masonry construction for buildingsLegal Notice for StandardsCanadian Standards Association (operating as “CSA Group”) develops standards through a consensus standards development process approvedby the Standards Council

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18、onditions of this Legal Notice.Revision HistoryA371-14, Masonry construction for buildingsNational Standard of Canada April 2015Outside front cover, National Standard of Canada text, title page, and preface.Standards Update ServiceCAN/CSA-A371-14June 2014Title: Masonry construction for buildingsTo r

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39、ed byMasonry construction for buildingsCAN/CSA-A371-14(approved April 2015)National Standard of CanadaCAN/CSA-A371-14 Masonry construction for buildingsJune 2014 2014 CSA Group1ContentsTechnical Committee on Masonry Construction for Buildings 5Preface 81 Scope 102 Reference publications 103 Definiti

40、ons 134 Alternative systems 195 Materials for masonry construction 195.1 Masonry units 195.1.1 Concrete masonry units 195.1.2 Clay (shale) masonry units 195.1.3 Calcium silicate (sand-lime) masonry units 195.1.4 Natural stone masonry units 195.1.5 Manufactured stone masonry units 205.2 Mortar and gr

41、out 205.3 Reinforcement and connectors 205.3.1 Reinforcement 205.3.2 Connectors (anchors, fasteners, ties, and joint reinforcements used as a continuous tie) 215.4 Dampproof courses and flashings 216 Construction 216.1 General requirements 216.1.1 Temporary bracing 216.1.2 Below-grade masonry protec

42、tion during construction 216.1.3 Dismantling falsework 216.1.4 Construction of stop-offs 226.1.5 Integrity of loadbearing masonry 226.2 Construction tolerances 226.2.1 Junctions between unit masonry and non-masonry components and assemblies 226.2.2 Unit masonry 226.3 Movement joints 256.4 Masonry su

43、pport 256.4.1 General 256.4.2 Projection of a nonloadbearing wall or veneer 256.4.3 Support of masonry and shelf angles supporting masonry 256.5 Wood built into masonry 256.5.1 General 256.5.2 Structural wood members terminating in exterior masonry 256.6 Other masonry components and assemblies 256.6

44、.1 Parapets 256.6.2 Corbelling 266.6.3 Cornices, belt courses, and sills 26CAN/CSA-A371-14 Masonry construction for buildingsJune 2014 2014 CSA Group26.6.4 Chimneys and fireplaces 266.7 Weather protection 266.7.1 General requirements 266.7.2 Cold weather construction requirements 276.7.3 Cold weathe

45、r protection requirements 276.7.4 Hot weather requirements 287 Mortar joints and laying masonry units 287.1 Mortar joints 287.1.1 Tooling of joints 287.1.2 Thickness of joints 287.1.3 Integrity of the horizontal joint 297.1.4 Execution of head joints 297.1.5 Mortared collar joints 297.1.6 Pointing a

46、nd repointing 297.2 Laying of masonry units 297.2.1 Laying of hollow and semi-solid units 297.2.2 Laying of solid and cored units 297.2.3 Junction of new and set masonry 297.2.4 Positioning of masonry units 307.2.5 Realignment 307.2.6 Filling of mortar holes 307.2.7 Laying of natural stone masonry u

47、nits 308 Reinforcement and grouting 308.1 Horizontal joint reinforcement 308.2 Reinforced and grouted masonry 318.2.1 General 318.2.2 Grouting between wythes in masonry 328.2.3 Grouting by filling the cells of hollow and semi-solid units 338.2.4 Bond beams 338.2.5 Fabrication and placement of reinfo

48、rcement 349 Anchorage and bonding of masonry 379.1 Intersecting masonry 379.1.1 Corner intersections of loadbearing and nonloadbearing masonry walls 379.1.2 Other masonry intersections 379.2 Anchorage to structural frame 379.2.1 Space between masonry and structure 379.2.2 Lateral support 379.2.3 Wed

49、ges 379.3 Installation of anchors and anchors/ties 379.3.1 Prescriptive anchors and anchors/ties 389.3.2 Prescriptive dovetail anchors/ties 389.3.3 Prescriptive bar anchors 389.3.4 Prescriptive bolt and rod anchors 389.3.5 Connector installation sequence 399.3.6 Anchors other than prescriptive anchors 399.3.7 Straightness and perpendicularity of ties and anchors 39CAN/CSA-A371-14 Masonry construction for buildingsJune 2014 2014 CSA Group39.4 Tying or bonding of wythes 399.4.1 General 399.4.2 Ties 399.4.3 Masonry bonding units 409.5 Anchor bolts 419.5.1 General 4