station - Answer -a place designated in timetable by name
Absolute block - Answer -a block that may be occupied by only one train at a time.
Track warran control (TWC) - Answer -A method of authorizing movements or
protecting employess or on track equipment in signaled territory on controlled track
within specified limits. Movements within TWC territory is under the jurisdiction of the
train dispatcher
Track warrant - Answer -Authorization to use a controlled track outside yard limits
received in writing or copied and repeated at the direction of the dispatcher using radio
or other communication. track warrant must be written on the prescribed forms.
EC-1 - Answer -The prescribed form used when obtaining a DCS track warrant.
Yard limits - Answer -A portion of main tracks designated by special instructions signs
identify yard limits
HEAD of train device (HTD) - Answer -A device on an engine that recives information
from and transmits infromation to an end of train device
Engine - Answer -a locomotive unit propelled by any form of energy it is also a
combination of such units operated from a single control
Train - Answer -an engine with or without cars, displying a marker
Intermodal train - Answer -a freight consisting entirely of equipment designed to carry
travelers , containers motor vehicles and or auto frames
Work train - Answer -A train that is assigned to serve the Maintenance of way
department in track repair and maintenace
Car shop repair area - Answer -One or more tracks within an area in which the testing
serivicing repair inspection or rebuilding of railroad rolling equipment is under the
, exclusive control of mechanical department personnel protected by blue signals and
derails, speed is 5 MPH
Locomotive service track area - Answer -One or more tracks within an area in which the
testing, servicing repair inspection or rebuilding of locomotives is under the exclusive
control Mechanical department personnel protected by blue signals and derails ..speed
is 5 MPH
Auxiliary track - Answer -A track other than a main track
Main track - Answer -A track extending through yards between stations it is other than
an auxiliary track
Siding - Answer -an auxiliary track for meeting and passing trains. it is designated in
special instrutions
Excepted Track - Answer -a segment of track identified in special instructions no more
than 10 MPH no revenue passenger service no more than five hazardous material
placrded care.
Yard - Answer -A system of tracks other than main tracks and sidings a yard is used for
the making up of trains storing cars and for sorting, grouping and classifying cars
Timetable - Answer -specfic rules to your area, they superceed a regular rule book
crossover - Answer -A combination of two switches connecting two adjacent tracks
Bolt lock switch - Answer -A hand operated switch equiped with a pripe-connected
locking device that is designated to shunt the signal system before the switch points are
operated
Dual control switch - Answer -A power operated switch also equipped for hand
operation
electric locked switch - Answer -a hand operated switch with an electric locking device
applied
power operated switch - Answer -a remotely controlled switch it is operated
electronically or electro pnumatically
spring switch - Answer -A switch equpped to restore the switch points to normal position
after having been trailed through
Maximum authorized speed - Answer -The Highest speed permitted for any train on a
subdivision or portion of a subdivision it will be listed under "maximum authorized
speed" in special Instructions
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