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Grand Scales General Code of Operating Rules First Edition January 1, 2007

Fireman The employee in charge of maintaining the correct water level and steam pressure in a steam locomotive; the engineer’s assistant on a diesel locomotive.

Fixed Signal A signal of fixed location, indicating a condition affecting the movement of a train; such as switch targets, yard limit signs, or speed signs.

Fouling Point A location in the vicinity of a switch, marking safe passing clearance with another track.


The part of a switch or crossing that permits wheel flanges to cross rails at an


Fusee (Flare)

A warning device consisting of a cardboard tube filled with a combustible mixture that burns bright red when ignited and it continues to burn for a specified period of time, usually ten minutes.

General Manager The employee authorized to represent and manage the railroad in all matters. The senior operating officer.

General Order

An order issued by an operating officer, which contains only information and instructions related to rules and operating practices. General orders replace any rule, special instruction, or regulation that conflicts with the general order.

Grade (of Track)

Usually expressed as a percentage figure, which is the number of feet the track rises or falls in a longitudinal distance of a hundred feet. Thus, a two percent ascending grade means that the track rises two feet in elevation over a distance of one hundred feet.

Grade Crossing A place where a railroad track intersects a roadway or trail on the same level.

Handbrake A mechanical arrangement applied manually by a wheel or lever to force the brake shoe against the braking surfaces.

Hostler An employee whose services, prepares, and operates engines in designated shop and yard areas.


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