ACI 346-2009 Specification for Cast-in-Place Concrete Pipe《现浇混凝土管的规范》.pdf
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1、ACI 346-09Reported by ACI Committee 346Specification forCast-in-Place Concrete PipeAn ACI StandardSpecification for Cast-in-Place Concrete PipeFirst PrintingAugust 2009ISBN 978-0-87031-336-3American Concrete InstituteAdvancing concrete knowledgeCopyright by the American Concrete Institute, Farmingto
2、n Hills, MI. All rights reserved. This materialmay not be reproduced or copied, in whole or part, in any printed, mechanical, electronic, film, or otherdistribution and storage media, without the written consent of ACI.The technical committees responsible for ACI committee reports and standards stri
3、ve to avoid ambiguities,omissions, and errors in these documents. In spite of these efforts, the users of ACI documents occasionallyfind information or requirements that may be subject to more than one interpretation or may beincomplete or incorrect. Users who have suggestions for the improvement of
4、 ACI documents arerequested to contact ACI. Proper use of this document includes periodically checking for errata atwww.concrete.org/committees/errata.asp for the most up-to-date revisions.ACI committee documents are intended for the use of individuals who are competent to evaluate thesignificance a
5、nd limitations of its content and recommendations and who will accept responsibility for theapplication of the material it contains. Individuals who use this publication in any way assume all risk andaccept total responsibility for the application and use of this information.All information in this
6、publication is provided “as is” without warranty of any kind, either express or implied,including but not limited to, the implied warranties of merchantability, fitness for a particular purpose ornon-infringement.ACI and its members disclaim liability for damages of any kind, including any special,
7、indirect, incidental,or consequential damages, including without limitation, lost revenues or lost profits, which may resultfrom the use of this publication.It is the responsibility of the user of this document to establish health and safety practices appropriate tothe specific circumstances involve
8、d with its use. ACI does not make any representations with regard tohealth and safety issues and the use of this document. The user must determine the applicability of allregulatory limitations before applying the document and must comply with all applicable laws and regulations,including but not li
9、mited to, United States Occupational Safety and Health Administration (OSHA) healthand safety standards.Order information: ACI documents are available in print, by download, on CD-ROM, through electronicsubscription, or reprint and may be obtained by contacting ACI.Most ACI standards and committee r
10、eports are gathered together in the annually revised ACI Manual ofConcrete Practice (MCP).American Concrete Institute38800 Country Club DriveFarmington Hills, MI 48331U.S.A.Phone: 248-848-3700Fax: 248-848-3701www.concrete.orgACI 346-09 supersedes ACI 346-01 and was adopted and published August 2009.
11、Copyright 2009, American Concrete Institute.All rights reserved including rights of reproduction and use in any form or by anymeans, including the making of copies by any photo process, or by electronic ormechanical device, printed, written, or oral, or recording for sound or visual reproduc-tion or
12、 for use in any knowledge or retrieval system or device, unless permission inwriting is obtained from the copyright proprietors.346-1ACI Committee Reports, Guides, Manuals, StandardPractices, and Commentaries are intended for guidance inplanning, designing, executing, and inspecting construction.Thi
13、s Commentary is intended for the use of individuals whoare competent to evaluate the significance and limitations of itscontent and recommendations and who will acceptresponsibility for the application of the material it contains.The American Concrete Institute disclaims any and allresponsibility fo
14、r the stated principles. The Institute shall notbe liable for any loss or damage arising therefrom.Reference to this Commentary shall not be made in contractdocuments. If items found in this document are desired by thelicensed design professional to be a part of the contractdocuments, they shall be
15、restated in mandatory language.ACI 346-09The Architect/Engineer can make this specification applicable to anyproject by citing it in the Project Specification. Supplements can be madeby designating or specifying individual project requirements as needed.This document must be used in conjunction with
16、 ACI 301. Inclusion of thisdocument in a Project Specification, with mandatory checklist items, willprovide necessary default values for mandatory checklist items in ACI 301.Keywords: cast-in-place concrete pipe (CIPCP); circumferential cracking;concrete pipe; longitudinal cracking; no-joint pipe.CO
17、NTENTS(mandatory portion follows)Part 1General, p. 346-11.1Scope1.2Definitions1.3Referenced standards1.4System description1.5SubmittalsPart 2Products, p. 346-22.1MaterialsPart 3Execution, p. 346-33.1Preparation3.2Construction3.3Repair3.4Field quality control(nonmandatory portion follows)Notes to Spe
18、cifier, p. 346-4General notesForeword to Checklists, p. 346-4Mandatory Requirements Checklist, p. 346-5Optional Requirements Checklist, p. 346-5Submittals Checklist, p. 346-6(mandatory portion follows)PART 1GENERAL1.1Scope1.1.1 This specification covers construction of earth-supported cast-in-place
19、concrete pipe (CIPCP). This specifi-cation covers construction of CIPCP with a diameter up to120 in.1.1.2 CIPCP shall conform to ACI 301, Section 1 forgeneral concrete requirements, Section 4 for concretemixture design, and Section 5 for concrete handling or asspecified in Contract Documents.1.2Defi
20、nitionsThis list supplements ACI 301, Section 1.2. Defined forgeneral use in these specifications are the following:backfillfill starting at top of pipe and continuing tosurface or finished grade or subgrade.bouldersrocks having any dimension larger than 12 in.Contract Documentsa set of documents su
21、pplied byOwner to Contractor as the basis for construction; thesedocuments contain contract forms, contract conditions,specifications, drawings, addenda, and contract changes.differential displacementlinear offset distance betweentwo pieces of pipe measured along plane of crack.earthsoil or rock oth
22、er than flowable granular materials.jettingwater densification of backfill accomplished bythe use of a jet pipe to which a hose is attached, carrying acontinuous supply of water under pressure to the lift ofbackfill material to be densified.Dale V. Anderson Keith Jolly Anthony M. Sorcic James M. Wil
23、lsonRobert D. Gofonia Alfred L. Kaufman, Jr. Patrick L. StiehrCurtiss W. GilleyChairEric T. MoranSecretarySpecification for Cast-in-Place Concrete PipeAn ACI StandardReported by ACI Committee 346346-2 ACI STANDARDmetal finishfinish imparted to interior of pipe bycasting machine and hand-troweling de
24、vices manufacturedfrom metal.offset tolerancesdifference in pipe thickness, trans-verse and longitudinal, resulting from metal form used incasting process.over excavationprocess by which material unsuitablefor CIPCP is removed and replaced with engineered fill priorto trench excavation.pipe haunchei
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