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Practice
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Questions
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,Absolute Block - ANSA block that may be occupied by only one train at a time.
Absolute Signal - ANSA color light color positon light or semaphore signal without a number
plate a "P" marker, "APP" marker "C" marker or "G" marker that conveys stop as its most
restrictive indication.
Automated Railroad Crossing - ANSA railroad crossing at grade it is protected by signals
which are actuated automatically by the approach of a train.
Automatic Block Signal - ANSA block signal that is activated either by track circuit or in
conjunction with interlocking or controlled point circuit this block signal automatically indicates
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track condition and block occupancy.
Automatic Block Signal, ABS - ANSA series of consecutive blocks whose use is governed
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by train actauted block signals or by certain conditions affecting the use of a block is called an
___________ __________ _________ system or (___).
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Auxiliary track - ANSA track other than a main track.
Block - ANSA track section of defined limits in signaled territory a block is the track section
between two consecutive block signals geverning movements in the smae direction it is also the
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track section from a block signal to the end of signaled territory.
Block signal - ANSA fixed signal displayed to trains at the entrance of a block to govern use
of the block.
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Bolt lock switch - ANSA hand operated switch equiped with a pripe-connected locking
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device that is designated to shunt the signal system before the switch points are operated.
Centralaized - ANSA __________train dispatching system (CTDS)is a system by which train
and on track equipment movements are governed by a controlled signals and or instructions of
a train dispatcher from a centrailized location.
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Color light signal - ANSA fixed signal that displays aspects by the color of light it may also
display aspects by a combination of colored lights.
Color position - ANSA ________ ________ light signal is a fixed signal that displays aspects
by the color or position of two or more lights it consists of a cluster of colored lights normally
displayed in pairs for some aspects an additional white or yellow light is displayed above or
below the cluster.
Control station - ANSA place from which signals and signal aplliances are operated it is also
a place from which instructions governing railroad movements are issued.
, Controlled point - ANSA station designated in the the timetable where signals are remotely
controlled from the control station.
Controlled siding - ANSA siding equipped with controlled signals such signals authorize
trains to enter or leave the siding only.
Controlled signal - ANSA fixed signal at the entrance of a route or block it is used to govern
the movement of trains using that route or block the signal is operated from a control station.
Controlled Speed, TCOOS - ANS__________ ________ is a speed that will permit within
one- half the range of vision it will also permit stopping short of a Train, Car, Obstuction, On
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track equipment, or Stop signal. Take Control Over Our Speed or ________.
Controlled track - ANS________ ________ is a track upon which all movements will be
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authorized by a train dispatcher.
Crossover - ANSA combination of two switches connecting two adjacent tracks.
Tonnage, special, clearance, radio -
U ANSCSX train documentation is a computer generated
form consisting of some or all of the following: _________ graph, restricted and _________
handling, CT-168 report, _________ bureau instructions, train listing and hazardous
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endorsement, hazardous special handling instructions, hazardous material, ________ waybill
form.
Current, traffic - ANS________ of ________ is the movement of trains on a main track in
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one direction as a specified in the rules or special instructions.
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DCS track warrant - ANSTrack warrant where the specified limits are designated by form
EC-1 authority.
bulletin - ANSA Dispatcher __________ is a computer generated form issued by the train
dispatcher it contains current operating instructions applying to the train addressed it also
contains information as to the latest systems and general bulletins issued.
ID
dispatcher message - ANSInstructions and mandatory directives issued by the train
dispatcher in a the prescribed form when applicable it governs the operaions of trains and is
part of a dispatcher bulletin.
DTC block - ANSA block whose use is governed by verbal authority of the train dispatcher.
DTC block form - ANSThe prescribed from used when obtaining a DTC track warrant.
DTC block system - ANSA direct traffic control block or a series of consecutive DTC blocks.