WIXLIB

ASME BPVC.III. NCA-2017SECTION IIIR ules for Construction ofNuclear Facility Components2017ASME Boiler andPressure Vessel CodeAn International CodeS ubse ct ion N CAGen eral Req u iremen ts fo rDivision 1 a n d Division 2

Markings such as “ASME,” “ASME Standard,” or any other marking including “ASME,” ASMElogos, or the Certification Mark shall not be used on any item that is not constructed inaccordance with all of the applicable requirements of the Code or Standard. Use of ASME’s name,logos, or Certification Mark requires formal ASME certification; if no certification program isavailable, such ASME markings may not be used. (For Certification and Accreditation Programs,see ation.)Items produced by parties not formally certified by ASME may not be described, either explicitlyor implicitly, as ASME certified or approved in any code forms or other document.

AN INTERNATIONAL CODE2017 ASME Boiler &Pressure Vessel Code2017 EditionJuly 1, 2017(ACI Standard 359-17)IIIRULES FOR CONSTRUCTIONOF NUCLEAR FACILITYCOMPONENTSSubsection NCAGeneral Requirements forDivision 1 and Division 2ASME Boiler and Pressure Vessel Committeeon Construction of Nuclear Facility ComponentsACI-ASME Joint Technical CommitteeTwo Park Avenue New York, NY 10016 USA

Date of Issuance: July 1, 2017This international code or standard was developed under procedures accredited as meeting the criteria forAmerican National Standards and it is an American National Standard. The Standards Committee that approvedthe code or standard was balanced to assure that individuals from competent and concerned interests havehad an opportunity to participate. The proposed code or standard was made available for public review and comment that provides an opportunity for additional public input from industry, academia, regulatory agencies, andthe public-at-large.ASME does not “approve,” “rate,” or “endorse” any item, construction, proprietary device, or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connection with anyitems mentioned in this document, and does not undertake to insure anyone utilizing a standard against liabilityfor infringement of any applicable letters patent, nor assume any such liability. Users of a code or standard areexpressly advised that determination of the validity of any such patent rights, and the risk of infringement of suchrights, is entirely their own responsibility.Participation by federal agency representative(s) or person(s) affiliated with industry is not to be interpreted asgovernment or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordance with the established ASME procedures and policies, which precludes the issuance of interpretations by individuals.The endnotes and preamble in this document (if any) are part of this American National Standard.ASME collective membership markCertification MarkThe above ASME symbol is registered in the U.S. Patent Office.“ASME” is the trademark of The American Society of Mechanical Engineers.No part of this document may be reproduced in any form, in an electronicretrieval system or otherwise, without the prior written permission of thepublisher.Library of Congress Catalog Card Number: 56-3934Printed in the United States of AmericaAdopted by the Council of The American Society of Mechanical Engineers, 1914; latest edition 2017.The American Society of Mechanical EngineersTwo Park Avenue, New York, NY 10016-5990Copyright 2017 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reserved

TABLE OF CONTENTSList of Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Statement of Policy on the Use of the Certification Mark and Code Authorization in AdvertisingStatement of Policy on the Use of ASME Marking to Identify Manufactured Items . . . . . . . . . . . .Submittal of Technical Inquiries to the Boiler and Pressure Vessel Standards Committees . . . . .Personnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .The American Concrete Institute . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Organization of Section III . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Summary of Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .List of Changes in Record Number Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Cross-Referencing and Stylistic Changes in the Boiler and Pressure Vessel Code . . . . . . . . . . . . .Article 1270NCA-1280Scope of Section III . . . . . . . . . . . . . . . . . . . . . . . .General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Limits of These Rules . . . . . . . . . . . . . . . . . . . . . . .Use of Code Editions, Addenda, and Cases . . . . . .Units of Measurement . . . . . . . . . . . . . . . . . . . . . . .General Requirements for Items and InstallationComponents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Parts, Piping Subassemblies, and Supports . . . . .Appurtenances . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Miscellaneous Items . . . . . . . . . . . . . . . . . . . . . . . .Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Article A-2160Classification of Components and Supports .General Requirements . . . . . . . . . . . . . . . . . . . . .Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Purpose of Classifying Items of a Nuclear PowerClassifications and Rules of This Section . . . . . .Design Basis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Special Requirements Applied to Code Classes .Article 3280NCA-3290Responsibilities and Duties . . . . . . . . . . . . . . . .General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Responsibilities vs. Legal Liabilities . . . . . . . . . . .Certification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Welding and Subcontracting During ConstructionOwner’s Responsibilities . . . . . . . . . . . . . . . . . . . .Categories of the Owner’s Responsibilities . . . . .Owner’s Certificate . . . . . . . . . . . . . . . . . . . . . . . . .Provision of Adequate Supporting Structures . . .Provision of Design Specifications . . . . . . . . . . . . .Review of Design Report . . . . . . . . . . . . . . . . . . . .Overpressure Protection Report . . . . . . . . . . . . . .Owner’s Data Report and Filing . . . . . . . . . . . . . .Owner’s Responsibility for Records . . . . . . . . . . 23333444.Plant.5555567.88889101010101113131313.