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GCOR -- Main Track Operations Questions and Answers
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GCOR -- Main Track Operations Questions and Answers Employee Jurisdiction Employees are under jurisdiction of the supervisors of railroad they are operating on. When operating on another railroad, unless otherwise instructed, employees governed by: (1.) Safety rules, air brake and train handli...

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  • August 6, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • gcor main track operations questions and answer
  • employee jurisdiction employees are under jurisdic
  • timetable characters timetable characters are lett
  • improperly displayed signals if a signal is imp

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GCOR -- Main Track Operations
Questions and Answers
Employee Jurisdiction - answer Employees are under jurisdiction of the supervisors
of railroad they are operating on. When operating on another railroad, unless otherwise
instructed, employees governed by:

(1.) Safety rules, air brake and train handling rules and hazardous materials instructions
of the *railroad they are employed by.*
(2.) The operating rules, timetable and special instructions of the *railroad they are
operating on*.
(Rule 1.14)

Timetable Characters - answer Timetable characters are letters and symbols located
in the timetable station column. These letters and symbols *indicate the special
conditions at specific locations* (such as yard limits and manual interlockings). A
timetable station column may also include information on the method of operation (such
as TWC, ABS, CTC, or DTC). Explanation of characters will be shown in the timetable
or special instructions.
(Rule 4.3)

Improperly Displayed Signals - answer If a signal is improperly displayed, or a signal,
flag, or sign is absent from the place it is usually shown, regard the signal as displaying
the *most restrictive indication* it can give. However, if a semaphore arm is visible, it will
govern.
(Rule 5.15)

Repeat Instructions - answer An employee who verbally receives instructions or
information about train or engine movements must repeat them. (Rule 6.1)

Initiating Movement - answer Before initiating movement on a main track or
controlled siding, a crew member must:

*Receive track bulletins* affecting their movement and Determine from the train
dispatcher or yardmaster if any track bulletins are needed. (Rule 6.2)

Main Track Authorization - answer Do not occupy main tracks unless authorized.
When unable to obtain authority and it is necessary to foul or occupy a main track in
ABS, protection must be provided in both directions. (Rule 6.3)

(Main Track Authorization)
*Joint Authority* - answer When a train or employee receives authority joint with an
employee(s), the train or employee must not occupy the overlapping limits until:

, (1.) Working limits are described and permission is received to enter the overlapping
limits from the employee(s) listed on the authority
(2.) Advice is received from the train dispatcher or control operator that the employee(s)
have reported clear of the limits.

When a train receives joint authority, movements must be made at *restricted speed.*
(Rule 6.3)

Reverse Movement - answer Make reverse movements on any main track,
controlled siding, or on any track where a block system is in effect at *restricted speed*
and only within the limits a train has authority to occupy the track. When *moving in
direction authorized* speed will be *20 MPH*. (Rule 6.4)

Shoving Movement *(Prior to Moving)* - answer Job Briefing conducted. *{Who, How
(Less than 1000' must walk), What (are we shoving), Distance & Direction, Switches &
Derails}.* Portion of track to be used is clear of equipment or conflicting movements.
The track will remain clear to the location where movement will be stopped. Switches
and derails are properly lined. Employees may be relieved from providing visual
protection when: Superintendent Bulletin specifies tracks that will be protected with
shove lights or monitored cameras. Picking up a crew member. (Rule 6.5)

Shoving Movement
*(Providing Protection)* - answer When making a shoving movement, the employee
protecting movement must see route is clear and be in a position to continuously
observe the leading end of the equipment until it is stopped / walk adjacent to or ride the
leading end of the equipment. *Movement must stop within half the distance specified
unless additional instructions received.* (Rule 6.5)

Remote Control Operations (RCO) - answer Considered *shoving movements*,
except when the remote control operator controlling the movement is riding lead
locomotive in direction of movement. Before initiating movement, the operator/crew
member must be in position to visually observe direction equipment moves. When
approaching *within 200 feet of a fouling point, switch or derail,* employee controlling
the movement must be on point of movement outside cab when riding locomotive. (Rule
6.5.1)

Backup Movements - answer After obtaining permission from the train dispatcher, a
train may back up on any main track or on any track where *CTC* is in effect under the
following conditions -- Crew ensures movement *will not*: Exceed the limit of the train's
authority, Exceed the train's length, Enter or foul a private or public crossing, Be made
into or within yard limits, restricted limits, interlocking limits, drawbridges, railroad
crossings at grade, or track bulletin Form B limits. *Protection of move not required.*

Yard Limits - answer Within yard limits, trains or engines are authorized to use the
*main track* not protecting against other trains or engines. All movements entering or

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