What is the correct physical positioning when applying a Short Circuiting Device (SCD) ?

The operator must stand between the negative rail and the running rail , while facing the positive rail to ensure maximum safety during application.

Which staff tier is the minimum requirement for operating Section Switches ?

Only a Station Supervisor or above is authorized to operate Section Switches, and only after confirmation that the current is isolated.

Identify the mnemonic used to define the components of concrete-sleeper track.

The mnemonic is C-S-C-F , standing for: C oncrete (sleeper) S houlders C lips F latbottom (rail)

What is the primary role of a Track Access Leader (TAL) during traffic hours?

The TAL is responsible for contacting the controller , logging the incident, and ensuring a protected area is fully established before allowing any staff onto the tracks.

How are Protection Key Switches used to ensure safety at tunnel stations?

These switches are used to manually turn associated signals to danger , preventing trains from entering the area where staff are working.

How are automatic signals identified on the London Underground network?

Automatic signals are identified by an 'A' plate , indicating they operate based on track circuits rather than signaller inputs.

What is the definition of a SPAD incident?

A SPAD (Signal Passed at Danger) occurs when any part of a train passes a stop signal without proper authority.

What are the four components of the W-H-A-T security protocol?

The W-H-A-T protocol stands for: W hat (is it) H ow (is it positioned) A lone/Acting (suspiciously) T hreat (level)

Describe the GAILE protocol steps for suicide prevention.

GAILE stands for: G et Assistance I mmediately contact L ine Controller E mergency Services

In a detrainment scenario, what must staff verify before signaling the Train Operator that it is clear?

Staff must physically check all cars to ensure no passengers remain on the train and ensure all doors are secured.

What does the HOT protocol stand for regarding unattended items?

HOT stands for: H idden O bviously suspicious T ypical (items that do not belong in the area)

If a train overruns a platform, what is the mandatory immediate action regarding the doors?

The train must not open its doors until explicit authorization is granted by the controller or a qualified supervisor.

Operational Safety Protocols And Technical Systems For London Underground Staff Flashcards

Browse 1 flashcard sets with 15 cards for Operational Safety Protocols And Technical Systems For London Underground Staff in Stem. Study for free or create your own with AI.

1sets

15total cards

Flashcard Sets

Operational Safety Protocols and Technical Systems for London Underground Staff

This deck provides essential technical and procedural training for London Underground staff, covering traction power systems, track access, emergency communication, and signaling protocols.

15 cards

intermediate

000

by @deep_mystic

Q: What is the total nominal voltage of the London Underground traction system, and how is it split bet...

Q: Why is it strictly prohibited to stop a train directly over a rail gap?

Q: During an emergency, what is the maximum time a controller has to restore power if no confirmation i...

Create Operational Safety Protocols And Technical Systems For London Underground Staff flashcards with AI

Upload your Stem study materials and Evrika will generate flashcards automatically. Study smarter, not harder.

Get Started Free View Pricing