BS EN 12927-7-2004 Safety requirments for cableways installations designed to carry persons - Ropes - Inspection repair and maintenance《载人用索道装置的安全要求 绳索 检查、修理和维护》.pdf

1、BRITISH STANDARD BS EN 12927-7:2004 Safety requirements for cableway installations designed to carry persons Ropes Part 7: Inspection, repair and maintenance The European Standard EN 12927-7:2004 has the status of a British Standard ICS 45.100 BS EN 12927-7:2004 This British Standard was published u

2、nder the authority of the Standards Policy and Strategy Committee on 26 October 2004 BSI 26 October 2004 ISBN 0 580 44660 3 National foreword This British Standard is the official English language version of EN 12927-7:2004. The UK participation in its preparation was entrusted to Technical Committe

3、e MCE/20, Aerial ropeways, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in th

4、e BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible

5、for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK i

6、nterests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 19 and a back cover. The BSI copyright notice displayed in this document indicates wh

7、en the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN129277 October2004 ICS45.100 Englishversion Safetyrequirementsforcablewayinstallationsdesignedtocarry personsRopesPart7:Inspection,repairandmaintenance Prescrip

8、tionsdescuritpourlesinstallationscbles transportantdespersonnesCblesPartie7:Contrle, rparationetentretien SicherheitsanforderungenfrSeilbahnenund SchleppaufzgedesPersonenverkehrsSeile;Teil7: Inspektion,Reparatur,Wartung ThisEuropeanStandardwasapprovedbyCENon23August2004. CENmembersareboundtocomplywi

9、ththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember. ThisEuropeanStand

10、ardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusast heofficial versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,CzechRep

11、ublic,Denmark,Estonia,Finland,France, Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal, Slovakia, Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNO

12、RMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2004CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN129277:2004:EEN 12927-7:2004 (E) 2 Contents Page Foreword 3 1 Scope .5 2 Normative references .5 3 Terms and definitions.6 4 General requirement

13、s .7 4.1 Application of this standard.7 4.2 Safety principles .7 5 Maintenance 8 5.1 General 8 5.2 Rope cleaning or dressing .8 5.3 Relocation of track ropes and fixed grips.8 5.4 End fixing.9 5.5 Shortening of rope loops9 5.6 End fixing of towing cords .9 6 Inspection10 6.1 General 10 6.2 Periodica

14、l inspection 10 6.3 Extraordinary inspections10 6.4 Visual annual inspection 10 6.5 Measurement.11 6.6 Magnetic MRT inspection.11 6.7 Ray inspection 11 6.8 Interpretation.11 6.9 Personnel requirements .11 6.10 Inspection report.12 7 Repair.13 7.1 General provisions13 7.2 Stranded rope13 7.3 Locked c

15、oil rope13 8 Rope re-use .14 Table 1 Carrying rope .15 Table 2 Carrying hauling rope b) corrosion and wear by excessive internal friction may lead to a failure of rope and end fixing; c) stress concentration effecting an essential reduction of the rope fatigue properties may lead to premature fatigu

16、e breaks and rope-failure within the inspection intervals given in this standard; d) excessive fatigue breaks by the working stress in the steel wires of rope and end fixing may lead to a failure of rope and end fixing. 4.2.3 Safety measures The safety measures to be taken to eliminate the danger fa

17、ctors listed under 4.2.2 are the following: a) the risk of malfunction of components may be reduced by cleaning the rope surface; b) the risk of corrosion and excessive internal friction may be reduced by dressing the rope in accordance with this standard; c) the risk of stress concentration shall b

18、e limited by discarding the rope in accordance with EN 12927-6 or by relocation in accordance with this standard; d) the effect of the working stress on the steel wires shall be controlled by assessing the current condition of rope and end fixing by inspections at intervals in accordance with this standard.