GCOR GCOR - General Code of Operating Rules Train Handling and Speed Restrictions 1

Question 1

Under GCOR, what must a locomotive engineer do before exceeding the maximum authorized speed when conditions improve?

Accepted Answer

Ensure all restrictions have been cleared and conditions permit

Answer

Engineers must confirm all speed restrictions are lifted and conditions permit before increasing speed to the authorized maximum.

Question 2

According to GCOR, what is the maximum speed allowed when moving against the current of traffic on a double main track without a specific authority?

Accepted Answer

10 mph

Answer

GCOR restricts movement against the current of traffic on double main track to a maximum of 10 mph unless specific authority is granted.

Question 3

Under GCOR, when must an engineer reduce speed to 20 mph or less at grade crossings not equipped with automatic warning devices?

Accepted Answer

Always, regardless of visibility

Answer

GCOR requires trains to reduce to 20 mph or less at all passive grade crossings (those without automatic warning devices) regardless of conditions.

Question 4

When a GCOR train must stop and the engineer cannot stop within half the range of vision, what action is required?

Accepted Answer

Apply emergency brakes and sound the horn

Answer

When unable to stop within half the range of vision, GCOR requires the engineer to apply emergency brakes and sound the horn to warn others.

Question 5

Under GCOR, what speed restriction applies to a train with defective or inoperative dynamic brakes on grades exceeding a specific percentage?

Accepted Answer

The train must not exceed the speed authorized by the chief mechanical officer or equivalent

Answer

GCOR requires that when dynamic brakes are defective on steep grades, the speed must not exceed what is authorized by the designated mechanical authority.

GCOR - General Code of Operating Rules Practice Test

GCOR - General Code of Operating Rules Practice Test

GCOR GCOR - General Code of Operating Rules Train Handling and Speed Restrictions 1