IMDG危险品规范英文doc 15页Word格式文档下载.docx

IMDG危险品规范英文doc 15页Word格式文档下载.docx

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BriefInstruction

Thereisatremendousvarietyofdangerouscargoesbeingcarriedonseagoingships,tosomeextentinverylargequantities.Dangerousgoodsaremainlymineraloilsandproductsofthechemicalindustrywhichmayrepresentadangerforthecrew,theshipandenvironment.ThishasbeentakenaccountbytheIMOintheinternationalConventionfortheSafetyofLifeatSea,SOLAS.ThecarriageofdangerousgoodsingeneralisdealtwithinSOLASChapterVII,coveringchemicaltankersinPartB,gascarriersinPartCandthecarriageofdangerousgoodsinpackagedformorinsolicforminbulkiscontainedinPartA.

PartAofSOLASChapterVIIcontainsgeneralrequirementscoveringmainlyoperationalaspectsandappliestoallships,includingcargoshipesoflessthan500grosstons,carryingdangerousgoods.PartAofSOLASChapterVIIisthelegalbaseforthe“InternationalMaritimeDangerousGoodsCode“（IMDGCode）andthe“CodeofSafetyPracticeforSolidBulkCargoes“（BCCode）.Therecodescontainthespecificrequirementswithregardtopacking,labelling,stowage,segregationandotheroperationalaspects.

InRegulation2ofSOLASChapterVII,PartAdangerousgoodsareclassifiedaccordingtotheirspecificproperties:

Class1Explosive

Class2.1FlammableGases

Class2.2Non-flammableGases

Class2.3PoisonousGases

Class3.1/3.2Flammableliquidswithflashpointof23︒Candbelow

Class3.3Flammableliquidswithflashpointabove23︒Cupto61︒C

Class4.1Flammablesolids

Class4.2Substancesliabletospontaneouscombustion

Class4.3Substances,which,incontactwithwater,emitflammablegases

Class5.1Oxidizingsubstances

Class5.2Organicsubstances

Class6.1Toxicsubstances

Class6.2Infectioussubstances

Class7Radioactivematerials

Class8Corrosives（liquidsandsolidforms）

Class9Miscellaneousdangeroussubstancesandarticles

Forthedetailsoftheclassificationofthedangerousgoods,refertoIMGDCodePara.5asattached.

DangeroussubstancesinpackagedformaretobeshippedinapprovedpackagingsasspecifiedintheIMDGcodeforeachsubstanceindividually,includingalimitationofthefillingcapacity.Commonpackagingsareboxes,drums,pressurecylindersetc.Theseparcelledgoodsareeitherbestoweddirectlyinthecargoholdorinsideafreightcontainer.Goodsstowedintankcontainers,bulkcontainersorbigbagsareconsideredpackagedaswell.Pleasenotethatbulkcargoesmeancargoeswhichareintendedtobetransportedwithoutanyintermediateformofcontainmentinbulkpackagingsorportabletanks.

Stowagerequirementsspecify,amongotherthings,restrictionsrelatedtothedistancetolivingquartersandtoengineroomboundaries,orwhetherondeckorunderdeckstowageispermittedorstowageonpassengerships.

Segregationisrequiredforincompatiblegoodslikesubstances,whichstowedtogether,presentariskforunduehazardsincaseofleakageorspillage.

RegulationsandProvision

SOLASII-2,Reg.54Specificrequirementsforshipscarryingdangerousgoods

Theseregulationsspecifytherequiredinstallationsandequipmentinthecargospacesfortheindividualcargoes

SOLASVII,PartACarriageofdangerousgoodsinpackagedformorinsolidforminbulk.

ApplicationoftheRulesandclassificationofthevariousgoods.Generalinformationregardingpackaging,marking,labelling,documentsandstowage.

IMDGCodeInternationalMaritimeDangerousGoodsCode

Specificprovisionsforeachindividualcargowithrespecttopacking,stowageandsegregationduingthetransport.Tobeonboardifgoodsinpackagedformarecarried.

BCCodeCodeofSafePracticeforSolidBulkCargoes

Specificprovisionsforeachindividualcargowithrespecttostowageandsegregationduringthetransport.Tobeonboardifbuldkcargopesarecarried.

INFCodeCodeforthesafecarriageofirradiatednuclearfuel,plutoniymandhigh-levelradioactivewastesinflasksonboardships.INF1,INF2,INF-3dependentonthetotalradioactivequantity.

Class7,notcoveredbySOLASII-2,Reg.54.

Asindicatedinthelistofclassessomegoodsaredangerousonaccountoftheirfeatures（e.g.explosiveorpoisonousproducts）.Othergoodsconstituteahazardduringthetransportiftheygetintouchwithothermaterialsandtherebyachemeicalreactioniscaused,e.g.developmentofignitableortoxicgasesaftercontactwithwater.Therefore,thecargospacesconcernedhavetobeprovidedwiththefireprotectionandsafetysystemsdependentontheschemeofthecarriageofdangerousgoodsasspecififiedonSOLASChapterII-2,Regualtion54inordertocopewithdangeroussituationswhichmayevolve.

ItshouldbenotedthatashipneednottocomplywithalltherequirementsindicatedintheSOLASII-2,Regulation54.Theclassesofdangerousgoodswhichmaybecarriedandpossiblerestrictionsareascertainedonthebasisofthearrangementsandequipmentprovidedforeachspaceandsuchstatedinthe“DocumentofCompliancefortheCarriageofDangerousGoods（DangerousGoodsCertificate）“.

Asattached,ourRulesChapter2,Section12,Thetables12.7and12.8areusedtodeterminetherequirementstobefulfilledforparticularclassesofdangerousgoodstobecarriedinaparticulartypeofcargospace.

SpecificRequirementsfortheCarriageofDangerousGoods

GeneralinformationregardingtheapplicationoftheSpecialRequirementsofRegulation54ofSOLASII-2accordingtothescopeofdangerousgoodstobecarried.

Thescopeofdangerousgoods,whichmaybecarried,dependsonthevessel’soutfitting.

A.TransportofDangerousGoods（D.G.）inpackageform

AminimumofsuchrequirementsasdetailedherebelowhastobemetincaseD.G.inpackagedformshallbecarriedinacargohold:

1.Allcargoholdstobefittedwithafixedfireextinguishingsystem（conventional/container/bulkcargospaces:

CO2system）specialcategoryspaces,openro/rospacesandalike:

watersprayingsystem

2.Immediateavailabilityofwaterforfirefightingbyremotestartofthefirepumpsfromthewheelhouse

3.Hydrantstobearrangedsuchthatanypartoftheemptycargospacecanbereachedwithfourjetsofwatersimultaneously.Twoofthejetsshallbesuppliedviasinglelengthofhoseeach,twomaybesuppliedviatwocoupledhoselengths.ThisrequirementappliesalsotothecargoweatherdeckdesignatedforthestowageofD.G.

4.Approvedfiredetectionsystemforthecargoholds（incaseofclass1onweatherdeckalsoapplicabletothecargoholdbeneath）

5.Foursetsofchemicalprotectiveclothing

6.Twoadditionalbreathingapparatuswithsparechargesacc.toflagstaterequirements,butnotlessthantwo

7.Additionaldrypowderfireextinguisherstotal12kgperhold（notrequiredincontainercargoholds,butalsoforweatherdeckstowage）

Withforegoingequipmentthefollowingmaybecarriedinthecargohold（s）:

IMOClass

Restrictions

1.4.S

none

2.2

3.3

4.1

exceptsubstancesforwhichtheIMDGcodestipulates"

stowageinamechanicallyventilatedspace"

4.2

stowageinamechanicallyventilatedspace

5.1

6.1

exceptliquidsandexceptsubstancesforwhichtheIMDGcodestipulates"

8

exceptliquidswithflashpoint≤61 

°

C

9

Providedadditionaldrypowderfireextinguishersoftotal12kgareavailablededicatedtotheuseinthecargodeckareaallclassesofD.G.maybecarriedonweatherdeck.

8.Forthecarriageofflammablegases（class2.1）,toxicgases（class2.3）,substancesofIMOclass4.3,liquidsofclass6and8withflashpoint≤ 

61 

C,butabove23 

CandforthecarriageofthosegoodsforwhichtheIMDGcoderequires"

thecargoholdistobeprovidedwithmechanicalexhaustventilationgiving6airchangesperhourbasedontheemptyhold.

ThisappliesalsotogoodsofIMOclasses4.1,4.2and5.1ifstowageinamechanicallyventilatedspaceisstipulatedintheIMDGcode.

Theventilationductsshallbearrangedsuchthatapproximately1/3oftheairvolumeisremovedfromtheupperand2/3lowerpartofthecargohold.

Theventilationmaybereducedtotwoairchangesperhourincaseofcontainercargospacesandifthesegoodsarecarriedinclosedfreightcontainers.

Theinlet（ifsupplyfansareprovided）andoutletventilationopeningsaretobefittedwithwiremeshguardsnotexceeding13 

mmmeshtopreventforeignobjectsfromenteringintothefancasing.

9.Withventilationacc.to8.andex-proofelectricalequipmentofexplosiongroupIIB,temperatureclassT4andgradeofprotectionIP55,alsotheflammablegases（class2.1）withtheexceptionofHydrogenandmixturesthereofmaybecarriedinthehold.

Itshouldbenotedthatallelectricalequipmentcomingintocontactwithholdatmospherehastomeetthisrequirement（lighting,firedetectionsystem,ventilatorsetc.）.

ThecarriagealsoofHydrogenandmixturesthereofwouldrequireex-proofinstallationofIICT4.

LightingisnotarequirementoftheRulesnorSOLAS.Lightingoranyotherelectricalequipment,unlessrequiredbytheRegulationsorinconnectionwiththetransportofD.G.,maybeisolatedduringthetransportofgoodsrequiringex-proofelectricalequipment.

10.Withventilationaccordingto8.,ex-proofinstallationaccordingto9.andanadditionalfixedbilgesys