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ccs规范英文版《rules-for-classification-of-mobile-offshore-units》2016-part-4.pdf

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ccs 规范 英文 rules for classification of mobile offshore units 2016 part
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CHINACLASSIFICATIONSOCIETYRULESFORCLASSIFICATIONOFMOBILEOFFSHOREUNITSPARTFOURMACHINERYINSTALLATIONSANDSYSTEMSPARTFOURMACHINERYINSTALLATIONSANDSYSTEMSCONTENTSICONTENTSCHAPTER1GENERAL41SECTION1GENERALPROVISIONS41SECTION2ARRANGEMENTANDINSTALLATION45CHAPTER2GENERALOFPIPINGDESIGN48SECTION1GENERALPROVISIONS48SECTION2DESIGNCONDITIONS410SECTION3MATERIALS415SECTION4CONNECTIONOFPIPINGCOMPONENTS417SECTION5VALVES422SECTION6PIPINGARRANGEMENTANDINSTALLATION423SECTION7TEST424APPENDIX1PRODUCTIONANDAPPLICATIONOFPLASTICPIPESONUNITS426APPENDIX2FLEXIBLEHOSES434CHAPTER3PUMPINGSYSTEM437SECTION1GENERALPROVISIONS437SECTION2BILGESYSTEM440SECTION3OPENDRAINSYSTEM444SECTION4BALLASTSYSTEM446SECTION5TANKVENTSYSTEM449SECTION6OVERFLOWSYSTEM452SECTION7SOUNDINGSYSTEM452SECTION8OILFUELSYSTEM453SECTION9NATURALGASANDCRUDEOILFUELSYSTEMS458SECTION10HELICOPTERREFUELINGSYSTEM460SECTION11LUBEOILSYSTEM461SECTION12HYDRAULICSYSTEM461SECTION13THERMALOILSYSTEM463SECTION14BASEOILSYSTEM469SECTION15BOILERWATERFEED,BLOWOFFANDCONDENSATIONSYSTEM469SECTION16COOLINGWATERSYSTEM470SECTION17COMPRESSEDAIRSYSTEM471SECTION18EXHAUSTGASSYSTEM473PARTFOURMACHINERYINSTALLATIONSANDSYSTEMSCONTENTSIICHAPTER4VENTILATIONSYSTEM476SECTION1GENERALPROVISIONS476SECTION2VENTILATIONOFLIVINGQUARTERAREAS477SECTION3VENTILATIONOFMACHINERYSPACES478SECTION4VENTILATIONREQUIREMENTSFORFIREANDEXPLOSIONPREVENTION479CHAPTER5STEERINGGEARSANDANCHORINGGEARS480SECTION1STEERINGGEARS480SECTION2WINDLASSES481CHAPTER6JACKINGANDFIXATIONSYSTEM483SECTION1GENERALPROVISIONS483SECTION2YOKEANDPINTYPEHYDRAULICJACKINGSYSTEMSANDFIXATIONSYSTEM485SECTION3RACKANDPINIONTYPEJACKINGSYSTEMSANDFIXATIONSYSTEM487RULESFORCLASSIFICATIONOFGENERALMOBILEOFFSHOREUNITSPARTFOURCHAPTER141CHAPTER1GENERALSECTION1GENERALPROVISIONS111APPLICATION1111THISPARTISAPPLICABLETOUTILITYMACHINERYINSTALLATIONSANDSYSTEMSTHEGENERALSAFETYREQUIREMENTSOFTHISPART,SUCHASFORTHEGENERALPIPINGDESIGNREQUIREMENTSAREAPPLICABLETOOTHERMACHINERYINSTALLATIONSANDSYSTEMS1112THESPECIFICREQUIREMENTSOFDRILLINGPLANT,OILGASWATERTREATMENTPROCESSSYSTEMANDOILSTORAGEINSTALLATIONSARETOCOMPLYWITHTHERELEVANTPROVISIONSOFTHECCSGUIDELINESFORCERTIFICATIONOFDRILLINGPLANTS,RULESFORCLASSIFICATIONANDCONSTRUCTIONOFFLOATINGPRODUCTIONSTORAGEANDOFFLOADINGUNITSANDRULESFORCONSTRUCTIONANDSURVEYOFOFFSHOREFIXEDPLATFORM1113FORTHEUNITWITHTHECLASSNOTATIONOFCSM,ITSREQUIREMENTSOFPROPULSIONMACHINERYARETOCOMPLYWITHTHECCSRULESFORCLASSIFICATIONOFSEAGOINGSTEELSHIPS112PURPOSETHEREQUIREMENTSSPECIFIEDINTHISCHAPTERISTOPROVIDETHESAFEANDEFFECTIVESUPPORTFORDRILLING,OILPRODUCTION,STORAGEANDMOVING,POSITIONING,JACKING,FIXATIONASWELLASACCOMMODATIONTOTHEUNITS113FUNCTIONALREQUIREMENTSTOACHIEVETHEOBJECTIVEOFSPECIFIEDINTHISCHAPTER,THEUTILITYMACHINERYINSTALLATIONSARETOHAVETHEFOLLOWINGFUNCTIONS1THETYPESOFEQUIPMENTARETOFITFOROCEANENVIRONMENT2THEPOWERGENERATIONEQUIPMENTISTOSATISFYTHEMAXIMUMLOADOFUNITWITHCERTAINALLOWANCE3THECAPACITYOFBOILERSANDPRESSUREVESSELSISTOSATISFYTHEDEMANDOFHEATANDPRESSUREENERGYOFUNIT4THEPROPULSIONARRANGEMENTSARETOSATISFYPROPELLING,MANEUVERINGANDPOSITIONINGREQUIREMENTSUNDERTHEDESIGNCONDITIONS5THEJACKINGANDFIXATIONMECHANISMSARETOSATISFYTHENEEDSOFJACKINGANDFIXATIONFORSELFELEVATINGUNITSANDLEGS,ANDENSURETHESAFETYFORSUCHJACKINGANDFIXATION6THECAPACITYOFAIRCOMPRESSORS,PUMPSANDVENTILATORSISTOSATISFYTHENEEDSOFTRANSFERRINGFLUIDTOTHESERVEDSYSTEMS7THEEQUIPMENTISFIRMLYANDSECURELYINSTALLED8THEEQUIPMENTANDTHEIRARRANGEMENTSARESAFEANDENVIRONMENTFRIENDLYANDEASYFOROPERATIONANDMAINTENANCE114AMBIENTCONDITIONS1141ALLMACHINERYEQUIPMENTANDSYSTEMSRELATEDTOTHESAFETYOFTHEUNITARETOBECAPABLEOFBEINGOPERATEDUNDERTHEUPRIGHTANDTHESTATICANDDYNAMICCONDITIONSOFINCLINATIONGIVENINTHEFOLLOWINGTABLE1141SMALLERANGLESOFINCLINATIONMAYBEPERMITTED,CONSIDERINGTHESIZEANDSERVICECONDITIONS,ETCOFTHEUNITRULESFORCLASSIFICATIONOFGENERALMOBILEOFFSHOREUNITSPARTFOURCHAPTER142ANGLESOFINCLINATIONOFAUNITTABLE1141EQUIPMENTTYPETYPEOFUNITSCOLUMNSTABILIZEDUNITSSELFELEVATINGUNITSANDSUBMERSIBLEUNITSSURFACETYPEUNITSANYDIRECTION°ANYDIRECTION°TRANSVERSE°LONGITUDINAL°STATICDYNAMICSTATICDYNAMICSTATICDYNAMICSTATICDYNAMICEQUIPMENTRELATEDTOSAFETY15225101515225575EMERGENCYPOWERSUPPLY,BALLASTSYSTEM2522515152252251010NOTES①NONSELFPROPELLEDUNITSAREREQUIREDTOOPERATEONLYUNDERSTATICCONDITIONSOFINCLINATION②FORSURFACETYPEUNITS,LISTANDTRIMORROLLINGANDPITCHINGMAYOCCURSIMULTANEOUSLY③BALLASTSYSTEMAPPLIESONLYTOCOLUMNSTABILIZEDUNITS1142FORTHEMACHINERYEQUIPMENTANDSYSTEMSRELATINGTOTHESAFETYOFTHEUNIT,THEIRDESIGNANDARRANGEMENTSARETOCOMPLYWITHTHEPROVISIONSOFAMBIENTTEMPERATUREOFTABLE1142TOENSURETHEIRNORMALOPERATIONFORUNITINRESTRICTEDSERVICE,THEAMBIENTTEMPERATUREMAYBESELECTEDACCORDINGTOTHEACTUALCONDITIONSOFSERVICEREGIONAMBIENTTEMPERATURETABLE1142AMBIENTPOSITIONTEMPERATURE℃ATMOSPHEREINDOOR045WEATHERDECK2545INSPECIFICSPACEORONSPECIFICMACHINERYEQUIPMENTACTUALTEMPERATUREOFSPECIFICSPACEOREQUIPMENTSEAWATERALLPOSITIONS321143FORUNITINUNRESTRICTEDSERVICE,THERATEDPOWEROFDIESELENGINEISTOTAKETHEBENCHMARKAMBIENTCONDITIONSINTABLE1143THEENGINEMANUFACTURERSARENOTEXPECTEDTOPROVIDESIMULATEDAMBIENTREFERENCECONDITIONSATATESTBEDASREQUIRED,BUTAREREQUIREDTOSUBMITTHEMODIFIEDVALUESOFTHERATINGOFTHEDIESELENGINESUNDERTHEAMBIENTREFERENCECONDITIONSBENCHMARKAMBIENTCONDITIONSTABLE1143ABSOLUTEATMOSPHERE01MPAAMBIENTTEMPERATURE45℃RELATIVEHUMIDITY60SEAWATERTEMPERATURECHARGEAIRCOOLANTINLET32℃1144INTHECASEOFUNITSFORRESTRICTEDSERVICE,THEAMBIENTCONDITIONSONWHICHTHERATINGOFDIESELENGINESISBASED,ARETOBESUITABLEFORTHESERVICE115VIBRATIONTHEPROPULSIONPLANTISTOBESODESIGNED,CONSTRUCTEDANDINSTALLEDTHATANYMODEOFVIBRATIONSWILLNOTINDUCEEXCESSIVESTRESSESWITHINTHENORMALSPEEDRANGE116STRENGTHENINGFORNAVIGATIONINICEFORUNITSNAVIGATINGINICEWITHCORRESPONDINGADDITIONALNOTATIONS,THEPROPULSIONPLANTANDAUXILIARYMACHINERIESARETOCOMPLYWITHTHERELEVANTREQUIREMENTSSPECIFIEDINCHAPTER14OFPARTTHREEOFCCSRULESFORTHECLASSIFICATIONOFSEAGOINGSTEELSHIPS117ASTERNPOWER1171INORDERTOMAINTAINSUFFICIENTMANEUVERABILITYANDSECURECONTROLOFTHEUNITINALLNORMALCIRCUMSTANCES,THEREISTOBESUFFICIENTREVERSINGPOWERRULESFORCLASSIFICATIONOFGENERALMOBILEOFFSHOREUNITSPARTFOURCHAPTER1431172FORTHEMAINPROPULSIONSYSTEMSWITHREVERSINGGEARS,CONTROLLABLEPITCHPROPELLERSORELECTRICPROPELLERDRIVE,RUNNINGASTERNISNOTTOLEADTOTHEOVERLOADOFPROPULSIONMACHINERY118OVERLOADPOWER1181THEPRIMEMOVERSOFMAINENGINESANDELECTRICGENERATORSARETOBECAPABLEOFRUNNINGATANOVERLOADPOWERCORRESPONDINGTO110OFTHEIRRATEDPOWER119DEADSHIPSTARTING119THEMACHINERYEQUIPMENTISTOBESOARRANGEDTHATITCANBEBROUGHTINTOOPERATIONFROMTHEDEADSHIPCONDITIONUSINGONLYTHEFACILITIESAVAILABLEONBOARDTHEUNITWITHOUTEXTERNALAIDWITHIN30MINUTESDEADSHIPCONDITIONISTOBEUNDERSTOODTOMEANACONDITIONUNDERWHICHTHEMAINPROPULSIONPLANT,BOILERSANDAUXILIARIESARENOTINOPERATIONDUETOLACKOFPOWER1110HUMANMACHINERYINTERFACE11101THEARRANGEMENTSANDDESIGNOFMACHINERYSPACEARETOPROVIDEAWORKINGENVIRONMENTBENEFICIALFORPERSONALSAFETY,HEALTHANDEFFICIENCY,ANDMINIMIZETHEHAZARDOFINCAPABILITYANDMISHANDLING11102MACHINERYEQUIPMENTSHOULDTOBEFUNCTIONALLYIDENTIFIEDBYMARKS,PIPINGSHOULDTOBEIDENTIFIEDBYCOLORANDFLOWDIRECTIONACCORDINGTOTHERECOGNIZEDINTERNATIONAL,NATIONALORINDUSTRIALSTANDARDS,ANDCABLESSHOULDTOBEPROVIDEDWITHPERMANENTIDENTIFICATIONMARKS11103THEDESIGNANDARRANGEMENTSOFCONTROLPANELSHOULDTOCOMPLYWITHTHERECOGNIZEDINTERNATIONALSTANDARDSONERGONOMICS11104DURINGSERVICE,THEEQUIPMENTORCOMPONENTSSUCHASVALVESANDINSTRUMENTSNEEDTOBEOPERATED,TESTEDANDREPAIREDARETOBEINSTALLEDINTHEPOSITIONSWHEREAREACCESSIBLEFORTHEABOVEPERSONNELACTIVITIES11105PARESANDTOOLSARETOBESTOREDINTHEPOSITIONSWHEREAREFACILITATEFORUSE1111FAILUREPROTECTION11111INTHEEVENTOFFAILURE,COMPONENTSANDSYSTEMSARETOMAINTAINTHECONDITIONSWITHTHEMINIMUMHAZARDTOMACHINERY,HUMANANDENVIRONMENTORINAFAILSAFESTATE11112THEPROBABILITYOFDAMAGECAUSEDBYCOMPONENTFAILUREORFAILURETOOTHERCOMPONENTSISTOBEREDUCEDTOANACCEPTABLELEVEL11113THEFAILUREOFTHEREDUNDANTCOMPONENTSINSYSTEMISNOTTOLEADTODAMAGEORFAILUREOFSTANDBYORPARALLELCOMPONENTSOFTHESYSTEM1112ANTICORROSIONTHEPARTSEXPOSEDTOCORROSIVEENVIRONMENTARETOBEMADEOFCORROSIONRESISTANTMATERIALSORPROVIDEDWITHEFFECTIVEANTICORROSIONMEANS1113MATERIALS11131THEMATERIALSFABRICATEDFORMACHINERYINSTALLATIONSANDPIPESARETOCOMPLYWITHTHERELEVANTREQUIREMENTSOFTHECCSRULESFORMATERIALSANDWELDINGTHEMATERIALSNOTSPECIFIEDINTHECCSRULESFORMATERIALSANDWELDINGMAYBEACCEPTEDAFTERPASSINGNECESSARYSURVEYSANDTESTSANDAPPROVEDBYRELEVANTAUTHORITIES11132ASBESTOSMATERIALISPROHIBITEDONTHEUNIT1114AUTOMATIONTHEUNITWITHAUTOMATIONADDITIONALNOTATIONISTOCOMPLYWITHTHERELEVANTREQUIREMENTSOFPARTSIXOFTHERULES1115COMMUNICATIONTHECOMMUNICATIONINMACHINERYSPACESORBETWEENCONTROLROOMOFENGINEANDNAVIGATIONBRIDGEISTOCOMPLYWITHTHERELEVANTREQUIREMENTSOFSECTION6,CHAPTER3OFPARTFIVEOFTHERULES1116DETAILEDREQUIREMENTSOFMACHINERYEQUIPMENTRULESFORCLASSIFICATIONOFGENERALMOBILEOFFSHOREUNITSPARTFOURCHAPTER14411161THEDIESELENGINES,GEARTRANSMISSIONARRANGEMENTS,SHAFTINGSYSTEMANDPROPELLERS,SHAFTINGVIBRATIONANDALIGNMENTASWELLASBOILERSANDPRESSUREVESSELSARETOCOMPLYWITHTHERELEVANTREQUIREMENTSOFPARTTHREEOFTHECCSRULESFORCLASSIFICATIONOFSEAGOINGSTEELSHIPS11162THEAIRCOMPRESSORSANDPUMPSARETOCOMPLYWITHTHERELEVANTREQUIREMENTSOFSECTION1CHAPTER3OFTHISPART1117TESTAFTERTHEUTILITYMACHINERYINSTALLATIONSAREINSTALLEDONBOARDTHEUNIT,MOORINGTESTANDNAVIGATIONTESTACCORDINGTOTHERELEVANTREQUIREMENTSOFTHERULESANDTHEAGREEDTESTPROGRAMAFTERCOMPLETIONOFTEST,THESHIPYARDISTOPROVIDETESTRELATEDTECHNICALFILESANDTESTREPORTS1118PLANSANDINFORMATION11181THEFOLLOWINGPLANSANDINFORMATIONARETOBEPROVIDEDTOCCSFORCHECKING1LEGEND,SYMBOLSANDNOTESOFSYSTEMPLANSANDINFORMATION2PIPINGANDINSTRUMENTDIAGRAMP3P4P5P7P8P9P10P11P12P13P14P15P16P17CALCULATIONOFPIPEWALLTHICKNESSANDDIAMETERDESIGN18PLANSOFPOWERVENTILATIONSYSTEMANDARRANGEMENTOFVENTILATIONDUCTS19INSTRUCTIONSFORUTILITYMACHINERYINSTALLATIONSANDSYSTEMS20LISTOFUTILITYMACHINERYEQUIPMENT21CALCULATIONOFUTILITYMACHINERYEQUIPMENTANDPIPINGSYSTEMS22TESTPROGRAMOFUTILITYMACHINERYEQUIPMENTANDSYSTEMS23OPERATIONMANUALSFORUTILITYMACHINERYEQUIPMENTANDSYSTEMS24PLANSOFARRANGEMENTOFUTILITYMACHINERYSPACES25OTHERPLANSANDINFORMATIONREQUIREDBYCCS11182THEMATERIALS,SIZES,TYPES,DESIGNPRESSUREANDDESIGNTEMPERATUREOFPIPES,VALVESANDFITTINGS,ETCARETOBEMARKEDONTHEPLANSANDINFORMATIONNECESSARYCALCULATIONISTOBEINCLUDED,IFTHEREISNOADDITIONALCALCULATIONSHEETRULESFORCLASSIFICATIONOFGENERALMOBILEOFFSHOREUNITSPARTFOURCHAPTER145SECTION2ARRANGEMENTANDINSTALLATION121ARRANGEMENTOFEQUIPMENT1211COMBUSTIONEQUIPMENTEGINTERNALCOMBUSTIONENGINES,BOILERSISTOBEARRANGEDOUTSIDEALLOFHAZARDOUSAREAS1212THEEQUIPMENTINSTALLEDINNONENCLOSEDAREAISTOBESUITABLEFOREXPOSEDENVIRONMENT1213THEEQUIPMENT,COMPONENTSANDPIPINGARETOBESOARRANGEDTHATNOLEAKEDOROVERFLOWLIQUIDWILLSPRAYORDROPONTOTHEELECTRICOBJECTIVES1214REFERTOTHERELEVANTREQUIREMENTSOFCHAPTER8OFPARTEIGHTFORTHESEPARATIONREQUIREMENTSOFDYNAMICPOSITIONINGSYSTEMONENGINEROOMANDPROPULSIONMODULEASWELLASTHESUBDIVISIONREQUIREMENTSOFCOOLINGWATERPUMPS,LUBEOILPUMPSANDOILFUELPUMPS1215REFERTOTHERELEVANTREQUIREMENTSONFIREWATERSYSTEM,BILGESYSTEMANDBALLASTSYSTEMFORTHEINDIVIDUALSUBDIVISIONREQUIREMENTSOFFIREPUMPS,BILGEPUMPSANDBALLASTPUMPS1216THESAFETYRELATEDEQUIPMENTLIKEGENERATORS,BOILERS,PRESSUREVESSELS,HYDRAULICUNITS,AIRCOMPRESSORS,PUMPS,ETCISTOBEARRANGEDOUTSIDETHEASSUMEDDAMAGEZONEINADDITION,THEEMERGENCYGENERATORSANDCENTRALIZEDBALLASTCONTROLROOMARETOBEARRANGEDABOVETHEFINALDAMAGEWATERLINE1217WHEREBOILERSAREARRANGEDONTHETWEEN’DECKOFMACHINERYSPACE,ANDTHEBOILERROOMISNOTSEPARATEDFROMTHEMACHINERYSPACEBYWATERTIGHTBULKHEAD,THETWEEN’DECKISTOBEPROVIDEDWITHCOAMINGOF200MMINHEIGHTTHEOILYWATEROFTHISAREAMAYBEDRAINEDTOTHEBILGESTHEDRAINTANKISNOTTOCONSTITUTEAPARTOFANOVERFLOWSYSTEM122ARRANGEMENTSOFFIREPREVENTION1221WHERETHESURFACETEMPERATUREMAYEXCEED220℃,IFTHEINSULATIONISOILABSORBINGORPERVIOUSTOOIL,SUCHINSULATIONISTOBEENCASEDINSTEELOREQUIVALENT1222MEASURESARETOBETAKENTOPREVENTSPLASHINGFLAMMABLEOILLEAKEDFROMPUMPS,OILSEPARATORS,FILERSANDOTHERDETACHABLECONNECTORSTOHEATSURFACESANYPLACEOFPOTENTIALOILLEAKAGEEGBENEATHTHEOILTANKSTHATDONOTCONSTITUTEPARTSOFMAINSTRUCTURE,OILPUMPS,OILFILTERS,BOILERBURNERS,FUELDEVICESTISTOBEPROVIDEDWITHOILTRAYSTHATLEADTOCOLLECTORS1223OILTANKSARENOTTOBEARRANGEDABOVETHEBOILERS,FUNNELS,EXHAUSTPIPES,MUFFLERSANDOTHERHEATSOURCES,ANDIFINEVITABLE,MEASURESARETOBETAKENTOPREVENTFLAMMABLEOILFROMDROPPINGONTOTHEHEATSURFACES1224THECLEARANCEBETWEENBOILERSANDOILFUELTANKBOUNDARIESISTOBENOTLESSTHANTHATSPECIFIEDINTABLE1224CLEARANCEBETWEENBOILERSANDOILFUELTANKBOUNDARIESMMTABLE1224TOPPLATINGOFDOUBLEBOTTOMFUELOILTANKOILFUELTANKBOUNDARYWATERTUBEBOILEROUTERWALL450BOTTOM600FIRETUBEBOILERENDPLATE600BOTTOM4501225OILFUELTANKSARETOBEPARTOFUNIT’SSTRUCTUREANDLOCATEDOUTSIDECATEGORYAMACHINERYSPACESEETHEDEFINITIONSINPARTSEVENASFARASPRACTICALIFOILFUELTANKS,OTHERTHANDOUBLEBOTTOMTANKS,ARENECESSARILYTOBELOCATEDADJACENTTOORWITHINTHEMACHINERYSPACESOFCATEGORYA,ATLEASTONEOFTHEIRVERTICALSIDESISTOBECONTIGUOUSTOTHEMACHINERYSPACEBOUNDARIES,ANDTHEIRBOTTOMSARENOTDIRECTLYACCESSIBLETOPOSSIBLEFIRETHEAREAOFTHETANKBOUNDARYCOMMONWITHTHEMACHINERYSPACESARETOBEKEPTTOAMINIMUMWHERESUCHTANKSARESITUATEDWITHINTHEBOUNDARIESOFMACHINERYSPACESOFCATEGORYA,THEYARENOTTOCONTAINOILFUELHAVINGAFLASHPOINTOFLESSTHAN60℃CLOSEDCUPTESTRULESFORCLASSIFICATIONOFGENERALMOBILEOFFSHOREUNITSPARTFOURCHAPTER146INGENERAL,THEUSEOFFREESTANDINGOILFUELTANKSISTOBEAVOIDEDWHENSUCHTANKSAREEMPLOYED,THEYARETOBEPLACEDINANOILTIGHTSPILLTRAYOFAMPLESIZEHAVINGASUITABLEDRAINPIPELEADINGTOASUITABLYSIZEDSPILLOILTANKTHEABOVEPRINCIPLEISALSOAPPLICABLETOOTHERFLAMMABLEOILTANKS1226THESKYLIGHTOFCATEGORYAMACHINERYSPACEISTOBEMADEOFSTEELANDNOTTOCONTAINGLASSPLATEAPPROPRIATEMEASURESARETOBETAKENSOTHATFUMEGASCOULDBERELEASEDFROMTHEPROTECTEDSPACEWHENFIREOCCURS1227HYDRAULICUNITSWITHWORKINGPRESSUREABOVE15MPAARETOBEPLACEDINSEPARATESPACESOROTHERMEASURESTOBETAKENTOPREVENTLEAKEDHYDRAULICOILFROMSPRAYINGTOIGNITIONSOURCE123INSTALLATIONOFEQUIPMENT1231ALLEQUIPMENTISTOBESECURELYFIXEDTOTHEFOUNDATION,WHICHISTOBEWELDEDTOTHEDECKSORBULKHEADSOFROBUSTCONSTRUCTION1232PUMPSARETOBEINSTALLEDVERTICALLYORHORIZONTALLYTHEMOTORSOFPUMPSARETOBESECURELYFIXEDTOVOIDEXCESSIVEVIBRATIONANDEXPOSEDABOVETHEFLOORGRATINGS124INSTALLATIONOFTHRUSTERS1241THEINSTALLATIONOFTHRUSTERSANDSHAFTINGALIGNMENTARETOENSURETHEBESTPERFORMANCEOFTHRUSTERSUNDERALLOPERATIONCONDITIONS1242THEINSTALLATIONOFSHAFTSEALBOXESISTOPREVENTWATERGAININGACCESSINTOTHEUNITORINTERNALPARTSOFTHETHRUSTERS1243THESEALARRANGEMENTSARETOPREVENTSEAWATERFROMCONTACTINGWITHSTEELSHAFTS,UNLESSSUCHSHAFTSAREMADEOFANTICORROSIONMATERIALS1244THESEALARRANGEMENTSARETOFACILITATEINSPECTION125ACCESSIBILITYOFEQUIPMENTACCESSIBILITY,FORTHEPURPOSESOFMAINTENANCE,OPERATIONANDREPAIROFVARIOUSMACHINERYANDEQUIPMENT,ISTOBEPROVIDEDINMACHINERYSPACESWHERECLIMBINGISREQUIRED,LADDERS,HANDRAILSANDGUARDRAILSARETOBEPROVIDEDANDIFNECESSARY,APLATFORMWITHGUARDRAILSISTOBEFITTED126REPAIROFEQUIPMENT1261FORFACILITIESREQUIREDTOBEOVERHAULEDDURINGNORMALOPERATION,SPACEISTOBELEFTFORTHEOVERHAULINGORDRAWINGOUTTHEIRCOMPONENTS1262THEMACHINERYSPACESARETOBEPROVIDEDWITHNECESSARYLIFTINGAPPLIANCESTOFACILITATETHEREMOVINGANDREPLACINGOFEQUIPMENT1263STUFFINGBOXESARETOBEFITTEDONTHEWATERTIGHTBULKHEADOFTHEENGINEROOMWHERESHAFTSPASSTHROUGHTHEYARETOBESOARRANGEDASTOBECONVENIENTFORTIGHTENINGANDRENEWINGTHEPACKAGESFROMTHEE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