ATD GCOR Quiz 4

23.1 - 8.3

In TWC territory, may a main track switch be left open in non-signaled TWC territory?

• Yes

• No

• Yes, but only with track warrant authority

23.1 - 8.3

The train dispatcher may authorize a train to leave a main track switch open under the following conditions:

• A) The train dispatcher may never authorize a train to leave a main track switch open

• B) In non signaled TWC territory when authorized with a track warrant

• C) In ABS/TWC territory when authorized with a track warrant

• Either B or C

23.10 -

What can a dispatcher use to verify the dual control switch(s) to be passed over are LINED for the intended route?

• A) OS Block

• B) Requested Signal

• Switch Block

• Both A and B

• All of the Above

23.24 -

During a CTC Code Line failure, trains stopped at a control point displaying a Stop indication may proceed how:

• Only after the train dispatcher can establish a restricting signal. The train may then proceed at restricted speed on signal indication to the next control point

• Only after receiving joint track and time from the train dispatcher that includes switch “Yes” on the track and time permit

• The train must receive verbal authority to pass Stop indication and proceed at restricted speed to the next control point without any further instructions

• The train must receive verbal authority from the dispatcher with instructions to hand operate any dual control switches for the intended route

23.10 - 9.12.1

What is the correct verbal format to authorize the train past a Stop indication in CTC?

• “After inspecting switch (Train ID) at (location) has authority to pass signal displaying Stop indication.” (add: Route and Direction if more than one route is available)

• “After stopping, (Train ID) at (location) has authority to pass signal displaying Stop indication.” (add: Route and Direction if more than one route is available)

• “After stopping, (Train ID) at (location) has permission to pass signal displaying Stop indication.” (add: Route and Direction if more than one route is available)

23.10 - 9.12.1

When the dispatcher cannot provide a proceed indication for a train at locations where dual control switches show to be lined and locked, the dispatcher must:

• A) Know that the crew has the signal aspect in view, and apply blocking devices to the dual control switch(s) to be passed over

• B) Ensure that any dual control switch(s) is(are) lined for the intended route, and apply blocking devices to the area to be entered

• Apply blocking devices to the track segment the train is currently occupying, and set any signals lined into the track segment the train is currently occupying to Stop

• Both A and B

23.10B - 9.12.1

If the dual control switches do not show to be lined and locked for the intended route, the train dispatcher must also have a clear understanding of which switch(s) to place in Hand operation. A clear understanding must include the following:

• Name of employee, route to be taken and direction

• Route to be taken, what the employee must do, and an OK time

• Route to be taken, what is wrong at that location and what the employee must do

• None of the above

23.14 - 24.2.1

The dispatcher must apply blocking mechanism to prevent movement into the protected area before doing which of the following?

• A) Before granting track and time authority

• B) Authorizing hand operation of dual control switch

• Both A and B

23.16 - 6.25

When authorizing a train to move against the current of traffic , the train dispatcher must verify the first opposing train will not:

• Tie up on the hours of service

• Clear the main track and allow another opposing train to enter the limits

• Make a reverse movement

23.16 -

Before issuing a track bulletin to a train to move against the current of traffic, the train dispatcher must:

• Issue a track bulletin to the first opposing train, if any

• Issue a track bulletin to all trains within the limits operating with the current of traffic

• Notify yardmasters, yard crews, and other concerned employees

• All of the above