Week 4 Protection

20問 • 1年前

問題一覧

Train accident definitions

Collison with... road vehicle, Rail vehicle, Object, Person, Derailment, Accidental division, Fire putting passing trains in danger, Fire that causes evacuation of a train

When would you need to put detonators on your own line?

Temporary block working of emergency block working

Flooding what speed restrictions in place

Below railhead normal working, On the railhead, 5mph max, Above railhead, movements only permitted by operations control, If water is moving and ballast dislodged, stop and wait for instructions from control

Snow when would you stop

Upon discovering snow above railhead, driver will immediately stop and report to signaller, All services suspended if snow 8 inches above railhead

What do you do stopping at station not booked to call at

Mark 4 dont open doors, Azuma if driver opens doors then full dispatch

What is classed as an out of course situation

Door open, Trespassers on or near the line, Line side fires, Train fault/failures, Animals on the line, Overhead line problems, Lineside equipment faults, Fail to call, Station overrun

When must you carry out emergency protection?

The signaller cannot provide signal protection, Or you have not been able to contact the signaller

When signal protection has been provided, where must you place track circuit clips?

On every line that is obstructed, On your own line if your entire train has derailed

Track circuit clips. Do you protect other lines first, or your own? When does it become the other way round?

Protect other lines first then your own, Protect your own first if your entire train has derailed

If train approaches obstruction, how do you stop the train?

Two hands up stop, Red flag, Detonators, Red light (any light violently), Rail emergency group call, Blast horn in distress

Explain order of protecting lines during temporary block working

Protect all other lines first, Then protect your own line, If entire train has derailed apply TCOC, Always lay detonators in TBW

Emergency protection. Explain how/where to place detonators

3 detonators, 20 metres apart, 1.25m from obstruction., Stand 30 metres away (facing away)

If there is an obstruction, which lines do you have to put detonators on?

Every line which is obstructed

What do you do if a train approaches before you are able to walk full protection distance

place 3 detonators immediately, Display a red flag (or two hands up)

If you have managed to contact the signaller, and they have confirmed the line is protected, do you need to lay emergency protection?

It depends on the situation. Ask the signaller for advice but this is usually TCOC only

When do you not need to walk full protection distance?

Come across telephone linked to signal box. Put down 3 dets and if signaller confirms signal protection is being provided

What do you do if you reach a tunnel entrance before reaching full protection distance? What if full protection distance is inside the tunnel?

Always 3 dets in front of the tunnel, 3 dets other side of the tunnel

Reaching a diverging junction before full protection limit, what must you do?

3 dets before junction, Decide which line next train is most likely to come from and place 3 dets there

Do you have to lay detonators during TBW?

At all times

Where do you put dets before reaching full emergency protection?

Tunnel, Train approaching, Telephone, Junction, Signal box

week 2 pts

Chris C · 70問 · 2年前

week 2 pts