Occupation: Railroad Brake, Signal, and Switch Operators
Task: Set flares, flags, lanterns, or torpedoes in front and at rear of trains during emergency stops to warn oncoming trains.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 51.9 (N=80)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 35.2 (N=80)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 2.96 (N=80)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 0.82 (N=80)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 1.28 (N=80)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 2.37 (N=80)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 5.47 (N=80)
Source: Incumbent, 06/2007

Scale: Importance
Value: 4.07 (N=82)
Source: Incumbent, 06/2007

Scale: Relevance of Task
Value: 75.92 (N=123)
Source: Incumbent, 06/2007