_RP_1177-2017.pdf

Recommended Practice for Steel Pipeline Construction Quality Management SystemsAPI RECOMMENDED PRACTICE 1177FIRST EDITION,NOVEMBER 2017Special NotesAPI publications necessarily address problems of a general nature.With respect to particular circumstances,local,state,and federal laws and regulations should be reviewed.Neither API nor any of APIs employees,subcontractors,consultants,committees,or other assignees make anywarranty or representation,either express or implied,with respect to the accuracy,completeness,or usefulness of theinformation contained herein,or assume any liability or responsibility for any use,or the results of such use,of anyinformation or process disclosed in this publication.Neither API nor any of APIs employees,subcontractors,consultants,or other assignees,represent that use of this publication would not infringe upon privately owned rights.Classified areas may vary depending on the location,conditions,equipment,and substances involved in any givensituation.Users of this specification should consult with the appropriate authorities having jurisdiction.Users of this specification should not rely exclusively on the information contained in this specification.Soundbusiness,scientific,engineering,and safety judgment should be used in employing the information contained herein.API is not undertaking to meet the duties of employers,service providers,or suppliers to warn and properly train andequip their employees,and others exposed,concerning health and safety risks and precautions,nor undertaking theirobligations to comply with authorities having jurisdiction.Information concerning safety and health risks and proper precautions with respect to particular materials andconditions should be obtained from the employer,the service provider or supplier of that material,or the materialsafety datasheet.API publications may be used by anyone desiring to do so.Every effort has been made by the Institute to assure theaccuracy and reliability of the data contained in them;however,the Institute makes no representation,warranty,orguarantee in connection with this publication and hereby expressly disclaims any liability or responsibility for loss ordamage resulting from its use or for the violation of any authorities having jurisdiction with which this publication mayconflict.API publications are published to facilitate the broad availability of proven,sound engineering and operatingpractices.These publications are not intended to obviate the need for applying sound engineering judgmentregarding when and where these publications should be used.The formulation and publication of API publications isnot intended in any way to inhibit anyone from using any other practices.All rights reserved.No part of this work may be reproduced,translated,stored in a retrieval system,or transmitted by any means,electronic,mechanical,photocopying,recording,or otherwise,without prior written permission from the publisher.Contact the Publisher,API Publishing Services,1220 L Street,NW,Washington,DC 20005.Copyright 2017 American Petroleum InstituteForewordNothing contained in any API publication is to be construed as granting any right,by implication or otherwise,for themanufacture,sale,or use of any method,apparatus,or product covered by letters patent.Neither should anythingcontained in the publication be construed as insuring anyone against liability for infringement of letters patent.Shall:As used in a standard,“shall”denotes a minimum requirement in order to conform to the specification.Should:As used in a standard,“should”denotes a recommendation or that which is advised but not required in orderto conform to the specification.May:As used in a standard,“may”denotes a course of action permissible within the limits of a standard.Can:As used in a standard,“can”denotes a statement of possibility or capability.This specification was produced under API standardization procedures that ensure appropriate notification andparticipation in the developmental process and is designated as an API standard.Questions concerning theinterpretation of the content of this publication or comments and questions concerning the procedures under whichthis publication was developed should be directed in writing to the Director of Standards,American PetroleumInstitute,1220 L Street,NW,Washington,DC 20005.Requests for permission to reproduce or translate all or any partof the material published herein should be addressed to the director.Generally,API standards are reviewed and revised,reaffirmed,or withdrawn at least every five years.A one-timeextension of up to two years may be added to this review cycle.Status of the publication can be ascertained from theAPI Standards Department,telephone(202)682-8000.A catalog of API publications and materials is publishedannually by API,1220 L Street,NW,Washington,DC 20005.This standard shall become effective on the date printed on the cover but may be used voluntarily from the date ofdistribution.Suggested revi