encyclopedia

ALARM SIGNAL

A signal for attracting attention to some abnormal condition.

ALGORITHM

A prescribed set of well-defined rules of processes for the solution of a problem in a finite number of steps. (TRB)

ALIGNMENT

The horizontal and vertical location of the guideway or roadway as described by curves and tangents defining its position with respect to the surrounding area.

ALL-STOP STATION

In transit systems with skip-stop schedule or express service, station that is served by all scheduled transit units (vehicles or trains). (TRB)

ALLOWABLE COSTS

Costs determined to be permissible based on reasonableness, allocability, and generally accepted principles and practices appropriate to the particular circumstances.

ALLOWANCE TIME

(Also known as Allowed Time, Bonus Time, Dead Time, Hold Time.) Time for which an operator is paid even though the hours have not been worked or have not been worked in operating a transit unit. Forms of allowance time…

ALLOWANCES

In Labor, pay elements (beyond base pay) included in an operator’s wages, for example, intervening time, layover time, overtime, pad time, report time, travel time, turn-in time. Also see Time, Allowances. (TRB)

ALTERNATE ASSIGNMENT

An alternative assignment is one (1) assigned to a Regular Operator at his/her Home Division on a different work run number or is assigned to work on a different line number by Supervisory personnel, relaying on a line other than…