Amtrak Operating Rules Exam
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Automatic Block Signal System (ABS) - ✔✔A block signal system in which
the use of each block is governed by an automatic block signal, cab signal,
or both.
Bulletin Order (BO) - ✔✔A publication used to notify employees of changes
to rules, procedures, or other instructions affecting the movement of trains.
Bulletin Orders are issued periodically by the designated officer.
General Order (GO) - ✔✔A publication used to summarize changes to the
Timetable and other instruction manuals. General Orders contain revision
pages and are issued periodically by the designated officer.
Home Signal - ✔✔A fixed signal governing entrance to an interlocking or
controlled point.
Main Track - ✔✔A track designated by timetable upon which train
movements are authorized by ABS, DCS, or interlocking rules.
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Running Track - ✔✔a non-controlled track designated in the timetable upon
which movements may be made subject to prescribed signals and rules or
in special Instruction
Normal Speed - ✔✔Maximum Authorized Speed
Limited Speed - ✔✔For passenger trains, not exceeding 45 MPH; for
freight trains, not exceeding 40 MPH.
Medium Speed - ✔✔Not exceeding 30 MPH.
Slow Speed - ✔✔Not exceeding 15 MPH.
Restricted Speed - ✔✔A method of operation that permits stopping within
half the range of vision and includes specific provisions for controlling the
movement, maintaining vigilance and maximum authorized speeds.
movements made at restricted speed are governed by rule 80
Rule 13: Hand signals
When must movements be stopped? - ✔✔Movement must be stopped if:
1. There is doubt concerning the meaning of a signal.
2. There is doubt for whom the signal was intended.