ASCESTANDARD
ASCE/UESI/CI38-22
Standard Guidelinefor Investigatingand DocumentingExisting Utilities
Standard Guidelinefor Investigating and Documenting Existing Utilities
Cataloging-in-Publication Data on file with the Library of Congress.
Published by American Society of Civil Engineers
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This standard was developed by a consensus standards development process that has boenaccredited by the American National Standands Institute (ANSi）. Accreditation by ANSI a voluntary accreditation body representing public and private sector standards developmentorganizations in the United States and abroad signifes that the standands development process used by ASCE has met the ANSI requirements for openness balance consensus andssaooud anp
posea pue e pagau spus aoud o pausp s ssaud s aconsensus mng allntretd paricipants whil prervinth plic health safetyad welfare that s pramount to is missin it has nt made an indpendent assement of andapparatusproduct or process discussed herein.ASCE does notinendnor should does not warant the accuracy letenes suitability or utility of any infmation anyonc interpret ASCE's standards to replace the sound judgment of a petent professinal having knowledge and experience in the appropriate field(s) of practice norto substitute for the standard of care required of such professionals in interpreting and applying the contents of this standard.
ASCE has no authority to enforce pliance with its standands and does not undertake tocertify prducts fr liance or to render any pfessinal servics to any person or ntity. ASCE dislams anyand allibility frany sonal ijry prrty damage finnial lon this standard. Any individual who relies on this standard assumes full responsibility for special exmlary csequtial dmges reslting frmay psn’s seof rrela or other damages of any nature whatsoever including without limitation any direct indirect such use.
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Errata: Errata if any can be found at https:/dx./10.1061/9780784415870.
Copyright @ 2022 by the American Society of Civil Engineers. All Rights Reserved.ISBN 978-0-7844-1587-0 (sofI cover) ISBN 978-0-7844-8373-2 (PDF)
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ASCESTANDARDS
In 2016 the Board of Direction approved revisions to the ASCERules for Standards Committees to govem the writing and maintenance of standards developed by ASCE. All such stan-dards are developed by a consensus standards process managed by the ASCE Codes and Standards Committee (CSC). Theconsensus process includes balloting by a balanced standardsapproved for an extension. Requests for formal interpretations mittee and reviewing during a public ment period. All standards are revised or reaffirmed every five years unless shall be processed in accordance with Section 7 of ASCE RulesErrata addenda supplements and interpretations if any for thisstandard can also be found at
This standard has been prepared in accordance with recog-nized engineering principles and should not be used without the user's petent knowledge for a given application. The publi-cation of this standard by ASCE is not intended to warrant that the information contained therein is suitable for any general orspecific use and ASCE takes no position respecting the validityof patent rights. The user is advised that the determination of patent rights or risk of infringement is entirely their ownresponsibility.
A plete list of currently available standards is availables-slandards). in the ASCE Library (htps://ascelibrary .org/page/books/
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