BS-EN-642-1995.pdf
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1、BRITISH STANDARD BS EN 642:1995 Incorporating Corrigendum No. 1 Prestressed concrete pressure pipes, cylinder and non-cylinder, including joints, fittings and specific requirement for prestressing steel for pipes The European Standard EN 642:1995 has the status of a British Standard ICS 23.040.50 ?
2、Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 08:30:12 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 642:1995 This British Standard, having been prepared under the direction of the Sector Board for Building and Civil Engineering, was published under the authority of the Standards Board a
3、nd comes into effect on 15 June 1995 BSI 7 December 2004 The following BSI references relate to the work on this standard: Committee reference B/505 Draft for comment 92/12539 DC ISBN 0 580 24113 0 Committees responsible for this British Standard The preparation of this British Standard was entruste
4、d to Technical Committee B/505, Water supply, upon which the following bodies were represented: Association of Consulting Engineers Association of Manufacturers of Domestic Unvented Supply Systems Equipment (MODUSSE) British Bathroom Council British Foundry Association British Non-Ferrous Metals Fed
5、eration British Plastics Federation British Plumbing Fittings Manufacturers Association Department of the Environment Department of the Environment (Drinking Water Inspectorate) Fibre Cement Manufacturers Association Limited Institute of Plumbing Institution of Water and Environmental Management Loc
6、al Authority Organizations Scottish Association of Directors of Water and Sewerage Services Water Companies Association Water Research Centre Water Services Association of England and Wales The following bodies were also represented in the drafting of the standards, through subcommittees and panels:
7、 Association of Metropolitan Authorities British Precast Concrete Federation Ltd. Concrete Pipe Association Concrete Society Department of Transport Federation of Civil Engineering Contractors Institution of Civil Engineers Institution of Highways and Transportation Amendments issued since publicati
8、on Amd. No.DateComments 15453 Corrigendum No. 1 7 December 2004National foreword amended Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 08:30:12 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 642:1995 BSI 7 December 2004 i Contents Page Committees responsibleInside front cover National for
9、ewordii Foreword2 Text of EN 6423 Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 08:30:12 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 642:1995 ii BSI 7 December 2004 National foreword This British Standard has been prepared by Technical Committee B/504 and is the English language versio
10、n of EN 642:1994 Prestressed concrete pressure pipes, cylinder and non-cylinder, including joints, fittings and specific requirement for prestressing steel for pipes, published by the European Committee for Standardization (CEN). Together with BS EN 639 it supersedes BS 4625, which is withdrawn. EN
11、642 was published as a result of international discussion in which the UK took an active part. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immu
12、nity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 23 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Licensed Copy: sheffieldun s
13、heffieldun, na, Thu Nov 09 08:30:12 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 642 October 1994 ICS 23.040.30; 23.040.50 Descriptors: Water pipelines, pressure pipes, potable water, water pipes, concrete tubes, prestressed concrete, metal plates,
14、specifications, computation, equipment specifications, dimensions, tests English version Prestressed concrete pressure pipes, cylinder and non-cylinder, including joints, fittings and specific requirement for prestressing steel for pipes Tuyaux pression en bton prcontraint, avec ou sans me en tle, y
15、 compris joints et pices spciales et prescriptions particulires relatives au fil de prcontrainte pour tuyaux Spannbetondruckrohre, mit und ohne Blechmantel, einschlielich Rohreverbindungen, Formstcke und besonderen Anforderungen an Spannstahl fr Rohre This European Standard was approved by CEN on 19
16、94-10-26. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obt
17、ained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Sec
18、retariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committ
19、ee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1994 Copyright reserved to CEN members Ref. No. EN 642:1994 E Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 08:30:12 GMT+00:00 2006, Uncontrolled Cop
20、y, (c) BSI EN 642:1995 BSI 7 December 2004 2 Foreword This European Standard for concrete pipes is a standard which was prepared by WG5, Concrete pipes, of the Technical Committee CEN/TC 164, Water supply, the Secretariat of which is held by AFNOR. During preparation of this standard the provisional
21、 results already available of CEN/TC 164/WG 1, General requirements for external systems and components, and of CEN/TC 164/165/JWG 1, Structural design, were considered. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsem
22、ent, at the latest by April 1995, and conflicting national standards shall be withdrawn at the latest by April 1995. In accordance with the CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Gr
23、eece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Contents Page Foreword2 0Introduction3 1Scope3 2Materials3 3Design and fabrication of pipe3 3.1General requirements3 3.1.1 General3 3.1.2 Wall thickness4 3.2Design of pipes5 3.2.1
24、 General5 3.2.2 Design requirements5 3.3Reinforcement5 3.4Concrete and mortar5 3.4.1 Mix design5 3.4.2 Concrete strength6 3.5Prestressing6 3.5.1 Longitudinal prestressing6 3.5.2 Circumferential prestressing6 3.5.3 Multiple layers7 3.6Curing7 4Factory testing7 4.1Concrete test7 4.2Hydrostatic test7 P
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