GCOR UPDATED EXAM HIGH-YIELD
OPERATING RULES SUMMARY 2026
◉ Crossover.
Answer: A combination of two switches that connect two adjacent
tracks.
◉ Interlocking Signals.
Answer: The fixed signals of an interlocking that govern trains using
interlocking limits.
◉ Loaded Bulk Commodity Train.
Answer: Loaded Unit Trains are defined as a train of 50 or more
loaded cars in a block, each weighing 125 tons gross weight or more
(bulk commodities), such as coal, grain, soda ash, etc.
◉ Main Track.
Answer: A track extending through yards and between stations that
must be occupied without authority or protection.
◉ Non-Controlled Track.
,Answer: Track upon which trains are permitted by railroad rule or
special instruction to move without recieving authorization from
train dispatcher or control operator.
◉ Off-Track Equipment.
Answer: Machines that may be operated on the right of way foul of
track.
◉ Proceed Indication.
Answer: Any block signal indication that allows a train to proceed
without stopping.
◉ Reverse Movement.
Answer: A movement opposite the authorized direction.
◉ Siding.
Answer: A track connected to the main track and used for meeting or
passing trains. Locations of sidings are shown int he Timetable.
◉ Special Instructions.
Answer: Instructions contained in the Timetable or other
publications.
, ◉ Station.
Answer: A place designated by name in the Timetable station
column.
◉ Track Bulletin.
Answer: A notice of coinditions affecting train movement. It may
also authorize movement against the current of traffic where rule
9.14 (movement witht he Current of Traffic) is in effect.
◉ Track Car.
Answer: Any equipment which is designed to operate on the rail,
other than a Locomotive or railroad car.
◉ Track Warrant Control (TWC).
Answer: A method to authorize train movements or protect man or
machines on a main track within specified limits in a territory
designated by the timeline.
◉ Train.
Answer: One or more engines coupled, with or without cars,
displaying a marker, and authorized to operate ont he main track.
◉ Yard Limit.
OPERATING RULES SUMMARY 2026
◉ Crossover.
Answer: A combination of two switches that connect two adjacent
tracks.
◉ Interlocking Signals.
Answer: The fixed signals of an interlocking that govern trains using
interlocking limits.
◉ Loaded Bulk Commodity Train.
Answer: Loaded Unit Trains are defined as a train of 50 or more
loaded cars in a block, each weighing 125 tons gross weight or more
(bulk commodities), such as coal, grain, soda ash, etc.
◉ Main Track.
Answer: A track extending through yards and between stations that
must be occupied without authority or protection.
◉ Non-Controlled Track.
,Answer: Track upon which trains are permitted by railroad rule or
special instruction to move without recieving authorization from
train dispatcher or control operator.
◉ Off-Track Equipment.
Answer: Machines that may be operated on the right of way foul of
track.
◉ Proceed Indication.
Answer: Any block signal indication that allows a train to proceed
without stopping.
◉ Reverse Movement.
Answer: A movement opposite the authorized direction.
◉ Siding.
Answer: A track connected to the main track and used for meeting or
passing trains. Locations of sidings are shown int he Timetable.
◉ Special Instructions.
Answer: Instructions contained in the Timetable or other
publications.
, ◉ Station.
Answer: A place designated by name in the Timetable station
column.
◉ Track Bulletin.
Answer: A notice of coinditions affecting train movement. It may
also authorize movement against the current of traffic where rule
9.14 (movement witht he Current of Traffic) is in effect.
◉ Track Car.
Answer: Any equipment which is designed to operate on the rail,
other than a Locomotive or railroad car.
◉ Track Warrant Control (TWC).
Answer: A method to authorize train movements or protect man or
machines on a main track within specified limits in a territory
designated by the timeline.
◉ Train.
Answer: One or more engines coupled, with or without cars,
displaying a marker, and authorized to operate ont he main track.
◉ Yard Limit.
