專用

人人文庫

NATIONALSTANDARD

OFTHEPEOPLESREPUBLICOFCHINA

CodeforDesignofRailTankCarCleaningFacilities

GB50507-2010

ChiefDevelopmentDepartment:ChinaPetrochemicalCorporation(SinopecGroup)

ApprovalDepartment:MinistryofHousingandUrban-RuralDevelopment

ofthePeoplesRepublicofChina

ImplementationDate:December1,2010專用

人人文庫

ChinaPlanningPress

Beijing2018

ChineseeditionfirstpublishedinthePeoplesRepublicofChinain2010

EnglisheditionfirstpublishedinthePeoplesRepublicofChinain2018

byChinaPlanningPress

rd

3Floor,CTower,GuohongBuilding專用

No.A11,Muxidi-Beili,XichengDistrict

Beijing,100038

PrintedinChinabyFactoryattachedtoBeijingInstituteofGraphicCommunication

?2010bytheStateEconomicandTradeCommissionof

thePeoplesRepublicofChina

Allrightsreserved.Nopartofthispublicationmaybereproducedortransmittedinanyformor

byanymeans,graphic,electronic,ormechanical,includingphotocopying,recording,

oranyinformati人人文庫onstorageandretrievalsystems,withoutwrittenpermissionofthepublisher.

Thisbookissoldsubjecttotheconditionthatitshallnot,bywayoftradeorotherwise,belent,

resold,hiredoutorotherwisecirculatedwithoutthepublisherspriorconsentinanyformof

blindingorcoverotherthanthatinwhichthisispublishedandwithoutasimilarcondition

includingthisconditionbeingimposedonthesubsequentpurchaser.

ISBN978-7-5182-0826-5

AnnouncementofMinistryofHousingandUrban-Rural

DevelopmentofthePeoplesRepublicofChina

No.583

AnnouncementonPublishingNationalStandardof

Codefordesignofrailtankcarcleaningfacilities

Codefordesignofrailtankcarcleaningfacilities

hasbeenapprovedasanationalstandard

withaserialnumberofGB50507-2010,anditbegantobeimplementedonDecember1,2010.In

thiscode,articles6.2.3,8.1.1,8.1.4,8.1.5,8.1.7,8.1.10,8.1.11,8.2.3and8.2.5are

mandatoryprovisionsandmustbeenforcedstrictly.

AuthorizedbytheStandardRatingInstituteofMinistryofHousingandUrban-RuralDevelopmentof

thePeoplesRepublicofChina,thiscodeispublishedanddistributedbyCh專用inaPlanningPress.

MinistryofHousingandUrban-RuralDevelopmentofthePeoplesRepublicofChina

May31,2010

人人文庫

Foreword

ThiscodeisdevelopedbySinopecLuoyangPetrochemicalEngineeringCorporationin

cooperationwithotherinvolvedorganizationsundertheadministrationofChinaPetrochemical

Corporation(SinopecGroup)basedontherequirementsofDocumentJIANBIAO〔2005〕No.124

issuedbyoriginalMinistryofConstruction(MOC)ofthePeoplesRepublicofChina-Noticeon

PublicationoftheDevelopmentandRevisionPlanofNationalEngineeringConstructionStandards

nd

(2Group)in2005.

Inpreparingthiscode,thedevelopmentteamhasmadeextensiveinvestigationsandstudies,

summarizedtheengineeringandoperatingpracticesofrailwaytankercleaningfacilitiesforyears,

adoptedstate-of-arttechnicalachievements,referredtotheadvancedcodesandstandardsofrail

tankcarcleaningfacilitiesinChinaandabroad,requestedandconsolidatedcommentsfromrelative

organizationsinChina,discussedthemainissuesandconcernsfocused,andreviewedandfinalized

thiscode.

Thiscodecomprises8chaptersand2appendixes,andmainlyincludesgeneralprovisions,

terms,generalrequirements,siteselectionandplanlayout,processd專用esignofrailtankcarcleaning

station,watersupplyanddrainage,powersupplyanddistribution,safetyandhealth.

Theprovisionsprintedinboldtypearemandatoryonesandmustbeimplementedstrictly.

MinistryofHousingandUrban-RuralDevelopmentofthePeoplesRepublicofChinaisinchargeof

administrationofthiscodeandexplanationofitsmandatoryprovisions,ChinaPetrochemicalCorporation

(SinopecGroup)isresponsibleforitsroutinemanagement,andSinopecLuoyangPetrochemicalEngineering

Corporationistaskedforexplanationofspecifictechnicalcontents.Allrelevantorganizationsarekindly

requestedtosumupyourexperiencesinactualengineeringpracticesintheprocessofimplementingthis

code.TherelativecommentsandrecommendationscanbepostedorpassedontoSinopecLuoyang

PetrochemicalEngineeringCorporation(Address:No.27,WestZhongzhouRoad,LuoyangCity,Henan

Province,PostCode:471003)forreferenceinfuturerevision.

ChiefDevelopmentOrganization,ParticipatingDevelopmentOrganizationandChiefDrafter

Staffofthiscode:

ChiefDevelomentOranization

pg:

SinopecLuoyangPetrochemicalEngineeringCorporation

Participating人人文庫DevelopmentOrganization

:

TheThirdRailwaySurveyandDesignInstituteGroupCorporation

ChiefDrafterStaff

:

DongYoushanZhangDongmingDuFuguoLiPeiwenHeLonghui

LiFahaiQinXincaiShenMandui

Contents

……………

1GeneralProvisions(1)

……………

2Terms(2)

…………

3GeneralRequirements(4)

………………

4SiteSelectionandPlanLayout(5)

…………………

4.1SiteSelection(5)

……………………

4.2PlanLayout(5)

…………

5ProcessDesignofRailTankCarCleaningStation(7)

………………

5.1CleaningProcess(7)

…………………

5.2ProcessDesign(7)

……………………

6WaterSupplyandDrainage(9)

…………………

6.1WaterSupply(9)

………………………

6.2Drainage(10)

………………

7PowerSupplyandDistribution(11)

………………

8SafetyandHealth(12)

………………專用…………

8.1Safety(12)

…………………………

8.2Health(13)

……………

AppendixAStartandEndPointsforSafeSpacingCalculation(14)

……………

AppendixBCleaningRequirementsofTankersforChange-over(15)

……………

ExplanationofWordinginThisCode(17)

…………

ListofQuotedStandards(18)

……………

Addition:ExplanationofProvisions(19)

人人文庫

1GeneralProvisions

1.0.1

Thiscodeisdevelopedtoassuresafecleaningoperationforrailtankcarsandoccupational

safetysecurity,improveworkingconditionsandoperatingefficiency,protectenvironment,save

energy,achievetheobjectivesofbeingsafe,reliableeconomicallyreasonableandpromotetechnical

developmentfordesignofrailtankcarcleaningfacilities.

1.0.2

Thiscodeisapplicabletotheengineeringdesignfornewreconstruction,extensionand

renovationofcleaningfacilitiesforrailtankcarsfortransportationofpetrochemicalproductsat

atmosphericpressure,includingoilandbenzeneproducts.

1.0.3

Inadditiontothiscode,designofrailtankcarcleaningfacilitiesshallalsocomplywiththe

currentapplicablenationalcodesandstandards.

專用

人人文庫

·1·

2Terms

2.0.1

Railtankcar

Aspecialenclosedrailwaywagonusedtotransportliquid,gasesorpowder.

2.0.2

Railtankcarcleaningfacilities

Agenerictermforthefacilitiesspeciallyusedforinternalcleaningoperationofrailtankcars,

includingtankercleaningplatform,pumpstation,hotwatersupplysystemandmechanicalcleaning

equipment,shortenedasrailtankcarcleaningstation.

2.0.3

Independentrailtankcarcleaningstation

Atypeofrailtankcarcleaningstationdesignedwithself-containedutilitiesandlocatedaway

fromenterprise.

2.0.4

Railtankcarcleaningstationoperatedbyenterprise

Atypeofrailtankcarcleaningstationlocatedneartoenterpriseorlocatedwithinthefencing

ofenterpriseandsupportedbytheutilitiesofenterprise.

2.0.5

Fixedcleaningequipment專用

Atypeofcleaningequipmentinstalledatfixedlocationforcleaningrailtankcars.

2.0.6

Mobilecleaningequipment

Atypeofcleaningequipmentinstalledonmobilepowercarforcleaningrailtankcars.

2.0.7

Cleaningforchange-over

Atypeofcleaningoperationperformedinrailtankcarincasewhenthecategoryofoilproductfor

transportationistobechangedorcleaningisrequiredtosatisfytheoilproductstoragerequirements.

2.0.8

Cleaningformaintenance

Atypeofcleaningoperationcarriedoutinrailtankcarbeforemaintenanceisperformedon

tanker.

2.0.9

Mechanicalcleaning

Atypeofcleaningprocesswheremechanicalequipmentisusedtoremoveoilcontaminants

fromtanker.

2.0.10

Manualcleaning

Atypeofcleaningprocesswheremanualcleaningisusedtoremoveoilcontaminantsfrom

tanker.人人文庫

2.0.11

Generalcleaning

Atypeofcleaningoperationtoensuretheinteriorwallofcleanedtankerisfreeofoil,water

(orice),mudandsand,wooddebris,rustscalesandrustsedimentsthroughvisualexamination.

2.0.12

Specialcleaning

Atypeofcleaningoperationtoensuretheinteriorwallofcleanedtankerisfreeofwater(or

ice),mudandsand,wooddebris,oilstains,fiberyarnsandvisiblerustscalesthroughvisual

examination,isfreeofoilodorthroughnasalsmelling,andisfreeofrustscales,rustsedimentsand

blackcontaminantsthroughragwipingandtheinteriorwallspresentlightyellowcolor.

2.0.13

Recyclecleaningwater

·2·

Waterrecycledforcleaningoperationaftertreatment.

2.0.14

Cleaningfacilitiesroom

Afencedbuildingwherecleaningfacilitiesareinstalledingroup.

2.0.15

Cleaningfacilitiesshed

Asemi-fencedorfencelessbuildingwherecleaningfacilitiesaregrouparranged.

專用

人人文庫

·3·

3GeneralRequirements

3.0.1

Railtankcarcleaningstationsmaybeclassifiedintoindependentrailtankcarcleaning

stationandrailtankcarcleaningstationoperatedbyenterprisebasedontheirownerships.

3.0.2

Railtankcarcleaningstationsmaybeclassifiedintolarge-size,mid-sizeandsmall-sizerail

tankcarcleaningstationsbasedontheircleaningcapacities:

1

Large-sizerailtankcarcleaningstation:itiscapableofcleaning8,000ormoretankersper

year.

2

Mid-sizerailtankcarcleaningstation:itiscapableofcleaningmorethan2,000butless

than8,000tankersperyear.

3

Small-sizerailtankcarcleaningstation:itiscapableofcleaninglessthan2,000tankersper

year.

3.0.3

Mechanicalcleaningprocessormanualcleaningprocessmaybeselectedforrailtankcar

cleaningstation,andmechanicalcleaningprocessshouldbeemployedforlarge-sizeandmid-sizerail

tankcarcleaningstations.

3.0.4專用

Fixedcleaningequipmentormobilecleaningequipmentmaybeselectedforrailtankcar

cleaningstation,andfixedcleaningequipmentshouldbeemployedforlarge-sizeandmid-sizerail

tankcarcleaningstations.

3.0.5

Cleaningfacilitiesroomshouldbeprovidedincoldregionorwindydesertregion,and

cleaningfacilitiesshedmaybeprovidedinotherregions.

3.0.6

Thedesignoperatingdaysofrailtankcarcleaningstationshouldbeincompliancewiththe

followingrequirements:

1

Cleaningforchange-over:350daysperyear;

2

Cleaningformaintenance:251daysperyear.

3.0.7

Runningshiftsandoperatinghoursfortankercleaningshouldbedesignedinaccordance

withthefollowingrequirements:

1

Cleaningforchange-over:2-4runningshiftsperday,and6h-8hpershift;

2

Cleaningformaintenance:1runningshiftperday,andlessthan8hpershift.

3.0.8

Operatingtimeforcleaningofeachtankershouldbedesignedincompliancewiththe

followingrequirem人人文庫ents:

1

Specialmanualcleaning:180minpertanker,andgeneralmanualcleaning:110minper

tanker;

2

Specialmechanicalcleaning:nomorethan120minpertanker;andgeneralmechanical

cleaning:nomorethan80minpertanker.

3.0.9

Telecomsystemshallbeprovidedinrailtankcarcleaningstation.

·4·

4SiteSelectionandPlanLayout

4.1SiteSelection

4.1.1

Siteshallbeselectedinaccordancewiththelocalgeneralplanningandenterpriseplanning,and

meettherequirementsofenvironmentprotection,fireprotectionandfloodprotectionrequirements.

4.1.2

Insiteselection,landformandtopographical,environmentalandmeteorologicalconditions

shallbeconsideredsiteshallnotbelocatedinunfavorablegeologicalandhydrogeologicalareas,and

gooddrainageconditionsshallbeavailable.Thedesigncriteriaoffloodprotectionatsiteshallnot

belessthan25-year-returnperiod.

4.1.3

Thestationsiteshallbeproperlyselectedtousetheavailableexistingutilitiessuchas

traffic,telecom,wastewatertreatmentandfirefightingfacilities,andshouldbelocatednearto

railwaystationtofacilitaterailtrackconnection.Thedesignelevationofsiteshallbefavorablefor

loweringthequantitiesofearthworks.

4.1.4

Safespacingfromrailtankcarcleaningstationtosurroundingbuildings/structuresshallbe

nolessthanthosespecifiedinTable4.1.4.

Table4.1.4Safespacingfromrailtankcarcleaningstationtosurroundin專用gbuildings/structures(m)

FacilitydescriptionSafespacing

Residentialcommunitiesandinfrastructurebuildings50

Industrialandminingenterprises30

ClassⅠandclassⅡrailways50

ClassⅢandclassⅣrailways25

Roads15

NationalclassⅠandclassⅡelevatedtelecomlines40

ElevatedpowertransmissionlinesandtelecomlinesotherthannationalclassⅠandclassⅡ

1.5timespoleheight

elevatedtelecomlines

Blastingoperationsites300

Expressways人人文庫30

Notes:1ThestartandendpointsforcalculatingsafespacingshallbeinaccordancewithspecificationsinAppendixA.

2ThesafedistancefromrailtankcarcleaningstationoperatedbyrailwayadministrationauthoritytoclassⅠ,Ⅱ,ⅢandⅣ

railwaysshallbenolessthan15m.

3Thefireseparationspacingfromrailtankcarcleaningstationoperatedbypetrochemicalenterprisestothesurrounding

Firepreventioncodeof

buildings/structuresshallbeinaccordancewiththecurrentnationalstandardGB50160,

petrochemicalenterprisedesign.

4.2PlanLayout

4.2.1

Functionalareaofrailtankcarcleaningstationandbuildings/structuresineachareamay

bedesignedaccordingtoTable4.2.1below.

·5·

Table4.2.1Functionalareaofrailtankcarcleaningstationandbuildings/structuresineacharea

FunctionalareaMainbuildingsandstructuresineacharea

TankerparkingareaHoldtrackfortankertraintobecleanedoralreadycleaned,etc.

Tankercleaningplatform,cleaningfacilitiesroom(shed),sloptank,waterpumpstationandair

Tankercleaningoperationarea

blowerroom,etc.

Firefightingpumpstation,powersupplyanddistributionhouse,boilerhouse,laband

Auxiliaryfacilitiesarea

wastewatertreatmentfacility,etc.

AdministrativemanagementareaOffice,bathroomanddininghall,etc.

4.2.2

Firespacingbetweenfacilitiesinrailtankcarcleaningstationshallnotbelessthanthose

specifiedintheTable4.2.2.

Table4.2.2Firespacingbetweenfacilitiesinrailtankcarcleaningstation(m)

Facility

Wastewaterbuffer

descriptionCleaningfacilitiesPowersupplyandFirefighting

Labtank,oilseparation

Spacingroom(shed)distributionroompumpstation

pit,andsloptank

Facilitydescription

Cleaningfacilitiesroom(shed)-15201515

Lab15-15--

Wastewaterbufferpit,oil

2015-1515

separationpit,andsloptank專用

Powersupplyanddistributionroom15-15--

Firefightingpumpstation15-15--

Railway-10101010

Locationswithopen

15-15--

flameandsparking

Fencing86666

Otherbuildings/structures15-15--

Notes:1Ifwastewaterbufferpitisprovidedwithenclosedcoverandsteamsmotheringsystem,thefirespacingformwastewater

bufferpittothesurroundingfacilitymaybereducedby25%.

2"-"markinthetableindicatesthatfirespacingisnotrequiredorfirespacingshallbeinaccordancewithapplicablecodes

orstandards.

4.2.3

Railtankcarcleaningstationoperatedbyenterpriseshouldbegroupedwithrailway

loadingbaysforoilproducts.

4.2.4

Cleaningf人人文庫acilitiesroomorcleaningfacilitiesshedshouldbearrangedatstubend,andthe

endoftankerneartostubstopbuffershallbeatleast20mawayfromthestopbuffer.

4.2.5

One-sideortwo-sidetankercleaningplatformsmaybeusedinrailtankcarcleaning

station.

4.2.6

Thewidthoftankercleaningplatformshouldnotbelessthan3mformechanicalcleaning,

andshouldnotbelessthan2mformanualcleaning.

4.2.7

Maintenanceandfirefightingaccessesshallbeprovidedinrailtankcarcleaningstation,

andfirefightingaccessshallbedesignedinaccordancewiththecurrentnationalcodesand

standards.

·6·

5ProcessDesignofRailTankCarCleaningStation

5.1CleaningProcess

5.1.1

Tankercleaningproceduresshallincluderemovalofresidualoil,washing,blow-drying,posttreatment

andqualityinspection.

5.1.2

Tankercleaningmethodsshallbedeterminedbasedonpropertiesofresidualoilleftinthe

tankerandfreshoiltobeloadedintothetanker,andcleaningcategory,etc.;Cleanwaterwashing

atambienttemperature,andsteamingwashing,hotwaterflushing(ordetergentsolutionwashing)

andblowcleaning(orairblowingcleaning)maybeselected.

5.1.3

Pressurizedhotwatershouldbeusedformechanicalcleaning.Pressureofhotwater

(gaugepressure)shouldbewithin0.8MPa-1.6MPa,andtemperatureofhotwatershouldbewithin

60℃-80℃.

5.1.4

Wastewatershallbedrainedcontinuouslyandsynchronouslyduringmechanicalcleaningandthe

flowrateofwastewaterdrainageshallnotbelowerthantheflowrateofcleanwatersupply.

5.1.5

Airblowingsystemshallbeprovidedwithprotectivemeasu專用restopreventfibresanddust

frombeingcarriedintotanker.

5.1.6

Tankercleaningforchange-overshallbeinaccordancewithspecificationsintheAppendixB.

5.1.7

TankercleaningformaintenanceshallbeinaccordancewithspecificationsintheAppendix

B,andtoxicgasandoilvaporconcentrationsintankershallalsomeetthespecificationsofcurrent

applicablenationalsafetyandhealthcodesandstandards.

5.2ProcessDesign

5.2.1

Floorofcleaningfacilitiesroomorcleaningfacilitiesshedshallbecast-in-placeconcreteconstructed,

monolithicbedshouldbeusedforrailway,andtheelevationofgradeshallbeconsistentwiththedesign

elevationofrailtop.

5.2.2

Thedistancesfromedgesofbuildings,structuresandequipmentincleaningfacilitiesroom

orcleaningfacilitiesshedtothecenterlineofrailwayshallmeettherequirementsofrailway

clearance.

5.2.3

Whenlocomotiveisusedtodrawthetrainintocleaningfacilitiesroomorcleaningfacilities

shed,thelocomotiv人人文庫eshallnotenterthecleaningfacilitiesroomorcleaningfacilitiesshed.

5.2.4

Heating,ventilationandexhaustemissionfacilitiesshallbeprovidedinrailtankcar

cleaningfacilitiesroom.

5.2.5

Theminimumdistancefromtheendoftankercleaningplatformneartothegateofcleaning

facilitiesroomorcleaningfacilitiesshedshouldbe12m,andtheinsideedgeoftankercleaning

platformshouldbenolessthan4.5mawayfromtheinternalwallofcleaningfacilitiesroomor

cleaningfacilitiesshed.

5.2.6

Thedistancefromtheedgeoftankercleaningplatformtothecenterlineofrailwayshall

meetthefollowingrequirements:

1

Itshallbenolessthan2mforthespacinginheightof3mandbelowcalculatedfromtop

·7·

levelofrail;

2

Itshallbenolessthan1.85mforthespacinginheightmorethan3mcalculatedfromrail

level.

5.2.7

Cleaningequipmentshouldbearrangedincleaningfacilitiesroomorcleaningfacilitiesshed.

5.2.8

Meteringequipmentsshallbeprovidedforsteam,powerandwatersupplysystemsinrail

tankcarcleaningstation.

5.2.9

High-levelandlow-levelalarmsdevicesandtemperaturecontrolsystemshallbeprovided

forhotwatertank.

專用

人人文庫

·8·

6WaterSupplyandDrainage

6.1WaterSupply

6.1.1

Watersupplysystemsinrailtankcarcleaningfacilitiesmaybedividedintofoursystems,

i.e.,productionwatersupplysystem,domesticwatersupplysystem,recyclecleaningwatersupply

systemandfirefightingwatersupplysystem,whereproductionwatersupplysystemordomestic

watersupplysystemmayalsoserveasfirefightingwatersupplysystem.

6.1.2

Quality,flowrateandpressureofcleaningwatershallbedeterminedbasedonthecleaning

processselectedforrailtankcars,andwaterusedtocleanrailtankcarsmayincludeproduction

water,domesticwaterorrecyclecleaningwater.

6.1.3

Cleaningwatershouldberecycledforrailtankcarcleaningoperation.

6.1.4

Ifrecyclecleaningwaterisused,itshallcomplywiththefollowingrequirements:

1

Designflowrateofmakeupwaterforrecyclecleaningwatersystemshouldbecalculatedat

5%ofdesignflowrateofrecyclecleaningwater;

2

QualityspecificationsofrecyclecleaningwatershouldmeetspecificationsintheTable6.1.4-1;

Table6.1.4-1Qualityspecificationsofrecyclecleaningwater

專用

S/NItemIndicator

1pH6-9

2Turbidity<10NTU

3Oil<10mg/L

4CODCr≤150mg/L

-

5Cl≤500mg/L

6DissolvedSolids≤1000mg/L

2+

7Fe<0.5mg/L

3

Qualityspecificationsofmake-upwaterforrecyclecleaningwatershouldconformtothose

intheTable6.1.4-2;

Table6.1.4-2Qualityspecificationsofmake-upwaterforrecyclecleaningwater

S/NItemIndicator

1pH6.5-8.5

2人人文庫Turbidity<3NTU

3Oil5mg/L

4CODCr≤60mg/L

-

5Cl250mg/L

2+

6Ca175mg/L

2+

7Fe0.3mg/L

4

Recyclecleaningwatertreatmentprocessshallbedeterminedbasedonqualityspecifications

requiredforbothwastewaterdrainedfromrailtankcarcleaningoperationandrecyclecleaningwater;

5

Aprocessflowofregulationfacility→oilremoval→floatation→biologicalaeratedfiltration→

biologicalactivatedcarbontreatmentmaybeadoptedforrecyclecleaningwatertreatment.

·9·

6.2Drainage

6.2.1

Ifwastewatergeneratedfromrailtankcarcleaningoperationisrequiredtobetreatedat

site,wastewatertreatmentfacilityshallbeprovided.

6.2.2

Wastewaterfromrailtankcarcleaningoperationshallbesenttooilywastewatersystemin

anenclosedway,andifwastewaterqualityfailstomeettherequirementsofwastewateradmitted

intooilywastewatersystem,thewastewatershallbepre-treated.

6.2.3Anywastewaterfailingtomeetthecurrentnationaldrainagespecificationsmustnotbe

drained.

6.2.4

Domesticwastewatershouldbedrainedintothesupportwastewatersystemavailablefor

railtankcarcleaningstationordirectlydrainedintomunicipaldomesticwastewatersyste