BNSF Train Dispatcher Final Exam – Signal Systems,
Track Warrants, and Movement Authorities (Verified and
Updated)
This document includes the complete final exam questions and answers for BNSF Train
Dispatcher certification. It explains key concepts such as absolute and block signals,
centralized traffic control (CTC), track bulletins, track warrant control, and restricted speed
rules. The content is verified and up to date, making it a reliable study guide for both exam
preparation and professional dispatch training.
A block or interlocking signal without a number plate, or designated by an A marker. -
answer✔✔Absolute Signal A siding within CTC or interlocking limits where a signal
indication authorizes the siding's use. - answer✔✔Controlled Siding An absolute
signal controlled by a control operator. - answer✔✔Controlled Signal The tracks
between outer opposing absolute signals of an interlocking - answer✔✔Interlocking
Limits A movement opposite the authorized direction. - answer✔✔Reverse
Movement A fixed signal at the entrance of a block that governs trains entering and
using that block. - answer✔✔Block Signal A block system that uses block signal
indications to authorize train movements. - answer✔✔Centralized Traffic Control
[CTC] The location of absolute signals controlled by a control operator. -
answer✔✔Control Point A track connection between two adjacent tracks, consisting
, - 2 -:
of two switches, which is intended to be used primarily for the purpose of crossing over
from one track to the other. - answer✔✔Crossover The movement of trains in one
direction on a main track, as specified by the rules. - answer✔✔Current of Traffic A
fixed signal outside a block system that governs the approach to a block signal,
interlocking signal, or switch point indicator. - answer✔✔Distant Signal An
electrically controlled lock that restricts the use of a hand-operated switch or derail. -
answer✔✔Electric Switch Lock A main track where trains are operated in both
directions. - answer✔✔Single Track A place designated by name in the timetable
station column. - answer✔✔Station A notice of conditions affecting train movement.
It may also authorize movement against the current of traffic where Rule 9.14
(Movement with the Current of Traffic) is in effect. - answer✔✔Track Bulletin A
method to authorize train movements or protect men or machines on a main track within
specified limits in a territory designated by the timetable. - answer✔✔Track
Warrant Control [TWC] Main Track [Verbatim] - answer✔✔A track extending
through yards and between stations that must not be occupied without authority or
protection. Restricted Speed [Verbatim] - answer✔✔When required to move at
restricted speed, movement must be made at a speed that allows stopping within half
the range of vision short of: • Train. • Engine. • Railroad car. • Men or equipment
fouling the track. • Stop signal. or • Derail or switch lined improperly. When a train or
engine is required to move at restricted speed, the crew must keep a lookout for
broken rail and not exceed 20 MPH. Comply with these requirements until the leading
wheels reach a point where movement at restricted speed is no longer required. (6.27)