encyclopedia

PICK-OUT SHEET (PICKING SHEET)

1. A form that give the out and in times for each scheduled bus on a route or line, including the time that the bus is scheduled to pass a designated relief point. 2. A summary timetable that gives all…

PIECE OF WORK (PIECE)

In transit operations, a unit of work of any size from part of a trip to a full day’s run of round trips. (TRB)

PIGGYBACK

The practice of carrying highway trailers on railroad flat cars, Trailer On Flat Car (TOFC). Pig refers to the trailer, or the train of this equipment. Also see TOFC and COFC.

PILOT

1. A qualified employee used to guide other employees over a route they are not qualified on. 2. A person assigned to ride the front of a rail vehicle while the vehicle is being operated from other the lead end.…

PINCHED LOOP

A collapsed loop layout on which vehicles in both directions are reversed at the ends. The reversing layout is such that both lanes are merged into one; that is, at the pinched point the same or adjacent travel ways would…

PINK LETTER (TEMPORARY SERVICE CHANGE LETTERS)

Bulletin issued on pink paper by the Schedule Department regarding schedule changes or extra work. Annually about 4,000 schedule changes or “pinks’ are issued for changes in school hours, fluctuation in traffic and ridership patterns, construction detours and community events,…