1、ASCE STANDARDASCE/CI 27-17Standard Practice for Direct Design of Precast Concrete Pipe for Jacking in Trenchless ConstructionASCE STANDARD ASCE/CI27-17Standard Practice for DirectDesign of Precast Concrete Pipefor Jacking in TrenchlessConstructionPUBLISHED BY THE AMERICAN SOCIETY OF CIVIL ENGINEERSL
2、ibrary of Congress Cataloging-in-Publication DataNames: American Society of Civil Engineers, editor.Title: ASCE standard ASCE/CI 27-17 : standard practice for direct design of precast concretepipe for jacking in trenchless construction.Other titles: Standard practice for direct design of precast con
3、crete pipe for jacking intrenchless constructionDescription: Reston, Virginia : American Society of Civil Engineers, 2017 | Includesbibliographical references and index.Identiers: LCCN 2016058354 (print) | LCCN 2016059895 (ebook) | ISBN 9780784413081(print) | ISBN 9780784480373 (PDF)Subjects: LCSH:
4、Pipe, ConcreteDesign and constructionStandardsUnited States. | PrecastconcreteStandardsUnited States. | Trenchless constructionStandardsUnited States.Classication: LCC TA447 .A83 2017 (print) | LCC TA447 (ebook) | DDC 625.7/34dc23LC record available at https:/lccn.loc.gov/2016058354Published by Amer
5、ican Society of Civil Engineers1801 Alexander Bell DriveReston, Virginia, 20191-4382www.asce.org/bookstore | ascelibrary.orgThis standard was developed by a consensus standards development process that has beenaccredited by the American National Standards Institute (ANSI). Accreditation by ANSI, avo
6、luntary accreditation body representing public and private sector standards developmentorganizations in the United States and abroad, signies that the standards developmentprocess used by ASCE has met the ANSI requirements for openness, balance, consensus, anddue process.While ASCEs process is desig
7、ned to promote standards that reect a fair and reasonedconsensus among all interested participants, while preserving the public health, safety, andwelfare that is paramount to its mission, it has not made an independent assessment of and doesnot warrant the accuracy, completeness, suitability, or ut
8、ility of any information, apparatus,product, or process discussed herein. ASCE does not intend, nor should anyone interpret,ASCEs standards toreplace thesoundjudgment of acompetent professional, havingknowledgeand experience in the appropriate eld(s) of practice, nor to substitute for the standard o
9、f carerequired of such professionals in interpreting and applying the contents of this standard.ASCE has no authority to enforce compliance with its standards and does not undertake tocertify products for compliance or to render any professional services to any person or entity.ASCE disclaims any an
10、d all liability for any personal injury, property damage, nancial loss, orother damages of any nature whatsoever, including without limitation any direct, indirect, special,exemplary, or consequential damages, resulting from any persons use of, or reliance on, thisstandard. Any individual who relies
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12、.org or by locating atitle in ASCEs Civil Engineering Database (http:/cedb.asce.org) or ASCE Library (http:/ascelibrary.org) and using the “Permissions” link.Errata: Errata, if any, can be found at https:/doi.org/10.1061/9780784413081.Copyright 2017 by the American Society of Civil Engineers.All Rig
13、hts Reserved.ISBN 978-0-7844-1308-1 (soft cover)ISBN 978-0-7844-8037-3 (PDF)Manufactured in the United States of America.23222120191817 12345ASCE STANDARDSIn 2014, the Board of Direction approved revisions to the ASCERules for Standards Committees to govern the writing andmaintenance of standards de
14、veloped by ASCE. All such stan-dards are developed by a consensus standards process managedby the ASCE Codes and Standards Committee (CSC). Theconsensus process includes balloting by a balanced standardscommittee, and reviewing during a public comment period. Allstandards are updated or reafrmed by
15、the same process everyve to ten years. Requests for formal interpretations shall beprocessed in accordance with Section 7 of ASCE Rules forStandards Committees, which are available at www.asce.org.Errata, addenda, supplements, and interpretations, if any, for thisstandard can also be found at www.as
16、ce.org.Standard Practice for Direct Design of Precast ConcretePipe for Jacking in Trenchless Construction, StandardASCE/CI 27-17, was approved for publication by the Codesand Standards Committee with a waiver from the rules for Codesand Standards Committees. The waiver is to allow reference toanothe
17、r standard without referring to an edition date. The com-mittees intent is that the standard being referenced is the latestedition available.This standard has been prepared in accordance with recog-nized engineering principles and should not be used without theusers competent knowledge for a given a
18、pplication. The publi-cation of this standard by ASCE is not intended to warrant thatthe information contained therein is suitable for any general orspecic use, and ASCE takes no position respecting the validityof patent rights. The user is advised that the determination ofpatent rights or risk of i
19、nfringement is entirely their ownresponsibility.A complete list of currently available standards is available inthe ASCE Library (http:/ascelibrary.org/page/books/s-standards).iiiThis page intentionally left blankCONTENTSACKNOWLEDGMENTS . ixPART I. GENERAL. . . . . . . . . . . . . . . . . . . . . .
20、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.0 Scope. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.2 Trenchless Construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.2.
21、1 Jacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.2.2 Microtunneling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12.0 Applicable Documents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
22、. . . . . . 12.1 ASTM (American Society for Testing and Materials) . . . . . . . . . . . . . . . . . . . . . . . . 12.2 AASHTO (American Association of State Highway and Transportation Ofcials) . . . . . . . . . 22.3 ACI (American Concrete Institute) . . . . . . . . . . . . . . . . . . . . . . . . .
23、 . . . . . . . . . 22.4 ASCE (American Society of Civil Engineers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22.5 AREMA (American Railway Engineering and Maintenance-of-Way Association) . . . . . . . . . 23.0 Denitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24、 . . . . . . . . . . . . . . . . . . 24.0 Notations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25.0 Summary of Practice. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4PART II. DIRECT DESIGN M
25、ETHOD FOR JACKED PRECAST CONCRETE PIPE INSTALLATIONS . . . . . . . . 56.0 General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56.2 Design Submittals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
26、.0 General Design Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57.1.1 Load Factors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57.1.2 Strength Reduction (Phi) Factors . . . . . . . . . . . . . . . . . . . . . . .
27、. . . . . . 57.1.3 Crack Control Factor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57.1.4 Process and Material Factors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58.0 Design Requirements of Owner. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
28、 . . . . . . . . . . . 59.0 Design Requirements of Jacking Contractor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 610.0 Design Requirements of Pipe Manufacturer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 611.0 Materials . . . . . . . . . . . . . . . .
29、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 611.1 Concrete . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 611.2 Reinforcement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 611.
30、3 Joint Cushioning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 612.0 Transverse Loads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 712.1 Dead Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
31、 . . . . . . . . . . . . . . . . . 712.2 Earth Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 712.3 Fluid Load and Pressure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 712.4 Live Loads. . . . . . . . . . . . . . .
32、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 812.5 Additional Earth Fill or Surface Surcharge Loads . . . . . . . . . . . . . . . . . . . . . . . . . . 813.0 Pressure Distribution for Transverse Loads (Fig. 13-1ag). 813.1 Dead Load . . . . . . . . . . . . . . . . . . . . . . . .
33、. . . . . . . . . . . . . . . . . . . . . . . 813.1 Earth Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 813.3 Fluid Loads and Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 813.4 Live Loads. . . . . . . . .
34、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 813.5 Additional Earth Fill Weight and Surcharge Loads . . . . . . . . . . . . . . . . . . . . . . . . . 814.0 Stress Analysis for Effects of Transverse Loads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
35、14.3.1 Invert. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 814.3.2 Springline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 814.3.3 Crown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
36、. 815.0 Transverse Reinforcement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1015.1 Reinforcement Arrangement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1015.2 Flexural Reinforcement . . . . . . . . . . . . . . . . . . . . .
37、 . . . . . . . . . . . . . . . . . . . 1015.2.3 Maximum Flexural Reinforcement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1015.3 Crack Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1115.4 Shear Strength . . . . . . . . . . . . . . . .
38、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1215.5 Stirrups. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1215.5.2 Radial Tension Stirrups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1215.5.3 Shear Stirrups . .
39、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1215.5.4 Extent of Stirrups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Standard Practice for Direct Design of Precast Concrete Pipe for Jacking in Trenchless Construction v15.5.5 Stirrup Anchor
40、age . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1215.6 Welds, Splices, and Development of Reinforcement . . . . . . . . . . . . . . . . . . . . . . . . . 1216.0 Design for Axial Forces from Jacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
41、. 1316.1 Maximum Permissible Contract Compressive Stress Produced by Jacking Thrust Force . . . . . . 1316.2 Design Maximum Permissible Jacking Thrust Force. . . . . . . . . . . . . . . . . . . . . . . . . 1316.3 Design Angular Deviation from Straight Line and Associated Eccentricity of JackingThrus
42、t Force . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1316.4 Approximate Radius of Bend Produced by Angular Deviation, 1317.0 Nonreinforced Concrete Pipe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1418.0 Pipe Desi
43、gnation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14APPENDIX A: MANUFACTURING SPECIFICATION FOR PRECAST CONCRETE PIPE FOR JACKING INTRENCHLESS CONSTRUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A
44、.1.0 Scope. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A.2.0 Reference Documents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A.3.0 Terminology . . . . . . . . . . . . . . . . . . . .
45、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A.4.0 Permissible Variations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A.4.1 Outside Diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A.
46、4.2 Wall Thickness. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A.4.3 End Squareness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A.5.0 Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
47、 . . . . . . . . . . . . . . . . . . . . 15A.5.1 Pipe Designation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15APPENDIX B: GUIDELINES FOR JACKING OPERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17B.1.0 General. . . . . . . . . . .
48、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17B.2.0 Jacking Pit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17B.3.0 Shields . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
49、. . . . . . . . . . . . . . . . . 17B.4.0 Joints. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18B.5.0 Excavation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18B.6.0 Jacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18B.7.0 Intermediate Jacking Stations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18B.8.0 Lubrication and Coatings
