encyclopedia

SHAKE-UP

The time when operators pick their work assignments based upon their seniority. Also, a time when most schedule adjustments are implemented. Also see Semi-annual bid.

SHARE MODEL

A demand-forecasting model that divides a trip total (such as total trips from an origin) into its various components (such as trips from the origin to each of the destinations). (TRB)

SHARED RIDE

A trip, other than be conventional public transit, on which the passengers enter at one or more points of origin and disembark at one or more destinations and for which each passenger is charged an individual fare. Shared ride taxi…

SHIFT DIFFERENTIAL (SHIFT RAIL PREMIUM) OPERATIONS

Additional compensation (cents per hour or percentage of the daily rate) paid to workers employed at other than regular daytime hours. (TRB)

SHIFT SHEET (TOUR OF DUTY, RAIL STINT, TRICK, TURN) OPERATIONS

A part of the daily working schedule of a transit system or its employees. (TRB)

SHINE TIME OR REPORT TIME

Time spent by an operator waiting for an assignment or protecting service in event of the absence of another operator.

SHOOFLY

A temporary track to allow rail operations to bypass construction activities. (TRB)

SHOP

Facility were maintainers repair, rebuild, paint or clean vehicles or equipment located within a yard.