train master - transmission based train control module · effective 1st july 2013 mayor of london...

Transport for LondonLondon Underground

Access Improvement

Train Master - Transmission Based Train Control Module

Issue 1

Effective 1st July 2013

MAYOR OF LONDON

Learning information booklet

1 Introduction 42 Rolesandresponsibilities 53 TransmissionBasedTrainControl overview 74 Planningpossessionworksitesand specifiedareas 125 SpecifiedareasonTBTClines 136 PossessionworksitesonTBTClines 167 Communications 188 Dealingwithincidentsandemergencies 209 References 21

ContentsSection page

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ion IntroductionIntroduction1 Roles and responsibilities

1 IntroductionThemodulewilltrainanindividualcertificatedasaTrainMaster(TM)in:

• thebasicunderstandingoftheTransmissionBasedTrainControl(TBTC)signallingsystem

• settingupandworkingwithinaSpecifiedArea(SA)onlinesfittedwiththeTBTCsignallingsystem

• liaisingwiththeVehicleControlCentre(VCC)operatorforroutelockingpoints

• theprocessofre-enteringontotheTBTCsignallingsystemwithinaSAandpossessionworksites

• givinguptheSAonlinesfittedwiththeTBTCsignallingsystem

• dealingwithunexpectedcomplicationswhenre-enteringontotheTBTCsignallingsystem.

IndividualswhomeettherequiredstandardwillbeawardedatracksafetycertificateendorsedTBTCmodule.

ThiscoursedoesnotcoverEngineer’sCurrentAreas.

Introduction

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section2Roles and responsibilities

2 Roles and responsibilities

2.1 Train Master

Thetrainmasterisresponsiblefor:

supervisingandcontrollinganengineer’strain,testtrain,mechanisedvehicleandontrackplantworkingwithinapossessionworksiteorSA

thesafetyofpersonnelneedingtoworkonoraboutthetrackwithinapossessionworksiteorSA.

Allpersonnelworkingonoraboutthetrackwhentrainsandmechanisedvehiclesaremovingorifthetractioncurrentison,mustasaminimum,holdBasicTrackAwareness(BTA)orTrackAccustomed(TA)certification.

2.2 Engineer’s Train Operator

Aperson,certificatedbyLondonUnderground(LU),todriveanelectric,batteryordieseltrainorlocomotive.

Roles and responsibilitiesTransmission Based Train Control overview

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sect

ion Roles and responsibilities2

2.3 Vehicle Control Centre Operator

2.4 Possession Master

ApersoncertificatedbyLUtotakecontrolofapossession.APossessionMaster(POM)canbeidentifiedwitha‘PossessionMaster’armbandwornontheleftarmabovetheelbow.

Monitors,controlsandmaintainstheVCC.

TheVCCoperatorisnotasignalleranddoesnotauthorisetrainmovements.

Roles and responsibilities

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section3Transmission Based Train Control overview

3 Transmission Based Train Control overview

TBTCisacomputerbasedsignallingsystemthatisdifferenttothenormalconventionalsystemasitdoesnothave:

• fixedlinesidesignals

• associatedtrackcircuits.

TBTCisbasedonthemovingblockprinciple,allowingmoretrainstosafelyoccupythesameamountoftrack.

TheVCCcancalculatethebrakingdistancerequired,relativetothespeedofthetrainatanyspecifictime.Thisallowsafollowingtrainthatisslowingdown,toapproachandstopbehindthetraininfrontmoreclosely.

TheVCCsarecentralisedcomputers,locatedattheNeasdenServiceControlCentre(SCC)whichcommunicatewiththetrain’sonboardcomputerequipmentandkeepthetrainsasafedistanceapart.

Transmission Based Train Control overview

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sect

ion Transmission Based Train Control overviewTransmission Based Train Control overview3

3.1 TBTC associated equipmentThereareseveraldifferentpiecesofequipmentonandaroundthetrackusedfortheTBTCsignallingsystem.

3.1.1 Induction loop

TransmitsinformationbetweenthetrainandtheVCC.

3.1.2 Remote loop box

TheinductiveloopsarefittedtotheremoteloopboxviaafeedindevicethattransmitsinformationbacktotheVCC.

Youmustnottouchordisturbtheinductionloop,anydamageorsuspecteddamagetotheloopmustbereportedimmediately.


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3.1.3 Axle counter

Detectsthepassingofatrainusingacountinghead(detectionpoint)installedateachendofasection.Aseachaxlepassestheheadatthestartofthesection,acountercountsintheaxle.Adetectionpointcomprisesoftwoindependentsensors;thereforethedevicecandetectthedirectionofatrainbytheorderinwhichthesensorsarepassed.Whenthetrainpassesasimilarcountingheadattheendofthesection,theaxlesarecountedout.

3.1.4 Axle counter head communication

SendsinformationfromtheaxlecounterheadtotheVCC.


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sect

ion Transmission Based Train Control overviewTransmission Based Train Control overview3

3.2 TBTC track signs

ThefollowingaretypesofTBTCtracksignsthataTMwillseeoruseduringwork.

3.2.1 Entry Point (EP)

ThissignmarksthelocationoftheboundarybetweentwoTBTCloops.Trainsre–enteringtheTBTCsignallingsystemmustensurethattheirVehicleonBoardControllers(VOBC)areresetbeforepassingthissign.

3.2.2 Clearance Point (EPX)Thispointiswheretrainsmayre-entertheTBTCsignallingsystemafterbothVOBCshavepassedaloopboundary.Thispointislocatedafteranentrypoint,approximatelyonetrainlength(130metres)afteraloopboundary.Trainswillbeauthorisedtothissignwhenre-enteringtheTBTCsignallingsystem,thisissothatbothVOBCsareonthenewloop.


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section

3.2.3 Restrictive Manual (RM) hold

ThesesignsindicatethelocationswheretrainsinRMmode(outsideofapossessionorSA)muststopandgainauthorisationtoproceed.RMholdsignsmaybeusedasadesignatedentrypointinplaceofEntryPointsigns.

Thesignwiththeyellowborderisarepeater.

Planning possession worksites and specified areasSpecified areas onTransmission Based Train Control lines

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sect

ion Planning possession worksites and specified areas4

4 Planning possession worksites and specifiedareas

WhenplanningpossessionworksitesandSAsonTBTClinesthefollowingmustbetakenintoconsideration:

• platformsusedforre-couplingareofsufficientlengthtoaccommodatetheentiretrain

• thereareappropriateEntryPoints(EP)andClearancePoints(EPX)withinthepossessionworksiteorSA

• whereverpossibleaminimumoftwoentrypointsshouldbedesignedintothere-entrypathoftheengineer’strain(re-entrypathwillbewithinthelimitsofthepossession/SA)

• theengineer’strainwillruntositeinProtectedManual(PM)(thiswillmeanthetrainwilloperatetonormalsignalledmovesunderTrafficHoursconditions)

• thepossession/SAmustbepublishedintheNightlyEngineeringProtectionArrangementsandEngineeringNotice.

AtlocationswherepointscannotbesecuredusingtheTBTCroutelockingprocedure,theymustbesecuredusingascotchandclip.

Whenanengineer’strainisscheduledtouncoupleandbothportionsarescheduledtoworkindependently,thereisarequirementforbothportionstohaveaTM,oneforeachportion.

Planning possession worksites and specified areas

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section5Specified areas onTransmission Based Train Control lines

5 SpecifiedareasonTBTClinesEngineer’strainswillberoutedtositeinaccordancewiththepublishedpath.

Whentheengineer’strainhasarrivedatthedesignatedplatformtheTMwill:

• bookonwiththeTrackAccessController(TAC)iftheyhavenotalreadydoneso

• telltheEngineersTrainOperator(ETO)toswitchtobatterypower(ifapplicable)

• contactthecontrollertorequestthattractioncurrentbeswitchedofffromtherelevantsection(s)andconfirmwithaCurrentRailIndicatorDeviceorPermanent–CurrentRailIndicatorDevice

• tellthelimitdefinerstodefinethelimitsoftheSAandconfirmwhenthisisdone

• telltheVCCoperatortosetandlockpointsaspertheTBTCroutelockingprocedureandreceiveconfirmation

• confirmandinformtheSitePersoninCharge(SPC)thattheSAhasbeendefined.

Iftheengineer’strainisnotscheduledtouncouplethentheVCCoperatordoesnotneedtobecontactedwhensettinguptheSA.HowevertheVCCoperatorwillneedtobetoldwhengivinguptheSA.

Specified areas onTransmission Based Train Control lines

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sect

ion Specified areas on

Transmission Based Train Control linesSpecified areas onTransmission Based Train Control lines55.1 Commencing work

OncetheSAhasbeensetupandtheworkgrouphavebeenbriefed,theTMinformstheSPCthattheSAhasbeendefinedandworkcancommence.

TheTMtellstheETOtouncouplethetrainandconfirmwhenthisisdone.

Whenconfirmed,theTMtellstheSPCthatworkcanstart.

TheSPCtellstheTMtoworktheengineer’strainasrequired.

TheTMtellstheETOtomovetheengineer’strainasrequired.

5.2 On completion of the work

Oncompletionofthework,theSPCwilltelltheTMthattheworkiscompleteandtheSAcanbegivenup.

TMtellstheETOtomovebothportionsoftheengineer’straintothedesignatedstationplatform,tore-couplethetrainandconfirmwhendone.

TMconfirmswiththeVCCoperatorthatthetrainhasre-coupledandisreadytore-entertheTBTCsignallingsystemandcannowberoutedtothedesignatedexitplatform.

WhentherouteissetandareaclearedtheVCCoperatorwilltelltheTMthatthetraincanbemovedtothedesignatedEntryPoint(EP).

TMtellstheETOtomovethetraintothedesignatedEntryPointinRestrictedManualmode(RM).

ItistheresponsibilityoftheTMtoensurethatallprotectionarrangementsareinplacebeforethetrainstartsworking.

MovingatraininRMmodelimitsthespeedoftheengineer’strainat17.5kph.

Specified areas onTransmission Based Train Control lines

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section5Specified areas onTransmission Based Train Control lines

Onarrivalatthedesignatedsign,theTMwilltelltheVCCoperatorandrequesttheclearanceofanyfurtherissuesandwaitforconfirmation.

TMtellstheETOtoresetbothVOBCs.

WhentheETOconfirms,telltheVCCoperatorthattheVOBCsareresetandthetrainisreadyforre-entry.

TMauthorisesETOtoproceedtodesignatedClearancePoint(EPX)andwaitforthesystemtostartcommunicating.

Onceconfirmed,theTMauthorisestheETOtoproceedtothedesignatedexitplatforminRM.

TMtellstheVCCoperatorthatthetrainhasfullyberthedatthedesignatedexitplatformandrequestsforanyotherissuestobeclearedup.

VCCoperatorconfirmsthatallremainingissueshavebeenresolved.

5.3 Givingupthespecifiedarea

Oncetheengineer’strainhasfullyre-enteredtheTBTCsignallingsystemandallissueshavebeenresolved,theSPCwillauthorisetheTMtogiveuptheSA.TheTMwill:

• requesttheVCCoperatortoremoveanyroutelockingonpointswithintheSA

• tellthelimitdefinerstoremovethelimitsoftheSAandconfirmwhendone

• bookoffwiththeTACfollowedbythelimitdefiners

• telltheETOtoproceedtobookedstablingpointwhentractioncurrentisswitchedon.

Possession worksites on Transmission Based Train Control lines

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sect

ion Possession worksites on

Transmission Based Train Control linesPossession worksites on Transmission Based Train Control lines66 Possession worksites on TBTC lines

Oncethepossessionhasbeensetup,thePOMwilltelltheProtectionSupportManager(POSM)tosetuptheworksite(s)andgivetheSPCpermissiontocommencework.

TMwilltelltheETOtoswitchtobatterypowerbeforeanytrainmovements(onlyapplicableifbatterylocomotivesareused).

TMtellstheVCCoperatortosetandlockpointsaspertheTBTCroutelockingprocedureandreceiveconfirmation.

TMtellstheETOtouncouplethetrainandwhenconfirmed,theTMinformstheSPC.

6.1 Commencing work

Oncetheworksitehasbeensetupandtheworkgrouphavebeenbriefed,theSPCtellstheTMthattheworkcancommence.

TheTMtellstheETOtouncouplethetrainandconfirmwhenthisisdone.

Whenconfirmed,theTMtellstheSPCthatworkcanstart.

TheSPCtellstheTMtoworktheengineer’strainasrequired.

TheTMinstructstheETOtomovetheengineer’strainasrequired.

6.2 On completion of the workOncompletionoftheworktheSPCwilltelltheTMthattheworkiscomplete.

TMtellstheETOtomovebothportionsoftheengineer’straintothedesignatedstationplatformtore-couplethetrainandconfirmwhendone.

TMtellstheVCCoperatorthatthetrainhasre-coupledandisreadytore-entertheTBTCsignallingsystemandcannowberoutedtothedesignatedexitplatform.

Possession worksites on Transmission Based Train Control lines

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section6Possession worksites on Transmission Based Train Control lines

Whentherouteissetandareacleared,theVCCoperatorwilltelltheTMthatthetraincanbemovedtothedesignatedEntryPoint(EP).

TMtellstheETOtomovethetraintothedesignatedEntryPointinRMmode.

Onarrivalatthedesignatedsign,theTMwilltelltheVCCoperatorandrequesttheclearanceofanyfurtherissuesandwaitsforconfirmation.

TMinstructstheETOtoresetbothVOBCs.

WhenconfirmedtelltheVCCoperatorthattheVOBCsareresetandthetrainisreadyforre-entry.

TMauthorisesETOtoproceedtodesignatedClearancePoint(EPX)andwaitsforthesystemtostartcommunicating.

Onceconfirmed,theTMauthorisestheETOtoproceedtothedesignatedexitplatforminRM.

TMtellstheVCCoperatorthatthetrainhasfullyberthedatthedesignatedexitplatformandrequestsforanyotherissuestobeclearedup.

VCCoperatorconfirmsthatallremainingissueshavebeenresolved.

Onceconfirmed,TMtellstheSPC,whogivesuptheworksitewiththePOSM.

6.3 Movements outside the possession worksiteAlltrainmovementsoutsideapossessionworksitemustbecontrolledbythePOSM.ThePOSMwillinstructtheETOsviatheconnectradiosystemtomovetheengineer’strain.

AsaTMyouarenotresponsibleforthemovementsoutsidethepossessionworksite.

Communications

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sect

ion CommunicationsCommunications7

7 CommunicationsA Alpha Q QubecB Bravo R RomeoC Charlie S SierraD Delta T TangoE Echo K Kilo U UniformF Foxtrot L Lima V VictorG Golf M Mike W WhiskeyH Hotel N November X X-rayI India O Oscar Y YankeeJ Juliet P Papa Z Zulu

Communicationisavitalpartofrailsafety,andattheheartofwhatwealldoday-to-day.

Ourownsafety,andthatofthoseworkingwithus,willoftendependonknowingwhateachotherisdoing–where,whyandwhen.Manyofthesystemswehaveinplacearebasedonthisunderstanding.Andifsomethingdoesgowrongwithaprocedure,orthere’sanunforeseenhazard,yourteammayhavetorelyoncommunicationtopreventthedanger.

Thefollowingrulesmustbecarriedoutwhengivingorreceivingmessages.

Makesure:

• youaretalkingtotherightpersonandthatpersonknowswhoyouare

• yourmessageisclear,accurate,andtothepoint

• youunderstandtheinformationandanyactionthatisrequired

• thatyouknowhowtomakecontactagain(ifrequired)

• yourecorddetailsinthelogbookoryournotebook(whereapplicable).

Communications

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section7Communications

Themessagemuststartby:

• statingwhoyouare

• askingwhoyouaretalkingto

• statingwhereyouare

• statingwhyyouarecalling.

Askdelegates:

• whattheyknowofsafetycriticalcommunications

• iftheyknowthephoneticalphabet

• toreadoutthenameofthepersonnexttothemphonetically

• toexplaintheuseofnumbers.

7.1 Using numbers

Ifyouareusingnumbers10andoverinyourmessage,youmustsaythemoneatatime.

Forexample,‘Train123’mustbespokenas‘Trainonetwothree’not‘Trainonehundredandtwentythree’.

Youmustalsosaythenumber‘0’as‘zero’.

Whensignals,points,traindescriptionsorlocationshavesimilarnamesornumbers(forexample,signalsA114andA314onadjacentlines),youmusttakegreatcarenottocauseconfusion.

Youdonotneedtoquotenumbersseparatelywhenyourefertotime,forexample,thetime13.17hoursshouldbestatedas‘thirteenseventeen’.

Dealing with incidents and emergenciesReferences

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sect

ion Dealing with incidents and emergencies8

8 Dealing with incidents and emergenciesIftheengineer’straincannotre-entertheTBTCsignallingsystemwhilstwithinapossessionworksiteorSA,theTMmustatthefirstinstancetelltheVCCoperator.

8.1 What would you do if the VCC operator cannot clear all issues relating to the engineer’s train?

IftheVCCoperatorcannotclearallissuesrelatingtotheengineer’strainwhilstwithinaSAtheTMmusttelltheTACandcontroller.

IftheVCCoperatorcannotresolvetheissuesrelatingtotheengineer’strainwhilstwithinapossessionworksitetheTMmusttellthePOSM.

ItisnottheresponsibilityoftheTMtoresolveanyissuesrelatingtore-enteringtheTBTCsignallingsystem.TheyaretoactontheadvicegivenbytheVCCoperator.

Dealing with incidents and emergencies

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section9References

9 References• RuleBook01Communications

• RuleBook03Tractioncurrentandhighvoltagesupply

• RuleBook16GoingonthetrackinEngineeringHours

• RuleBook18Engineer’strains,vehiclesandtrolleys

• JubileeLineAppendixtotheRuleBooks

• OSP–(TLL-J001-N395-HSE-PLN-00025)JubileeLineengineeringvehiclere-enteringaTBTCsystem–possession/specifiedareaarrangements.

NotesNotes Notes

NotesNotes

train master - transmission based train control module · effective 1st july 2013 mayor of london...

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