Occupation: Rail-Track Laying and Maintenance Equipment Operators
Task: Operate single- or multiple-head spike driving machines to drive spikes into ties and secure rails.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 1.42 (N=45)
Source: Incumbent, 07/2015

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 13.16 (N=45)
Source: Incumbent, 07/2015

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 12.89 (N=45)
Source: Incumbent, 07/2015

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 29.7 (N=45)
Source: Incumbent, 07/2015

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 37.15 (N=45)
Source: Incumbent, 07/2015

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 1.63 (N=45)
Source: Incumbent, 07/2015

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 4.05 (N=45)
Source: Incumbent, 07/2015

Scale: Importance
Value: 4.08 (N=45)
Source: Incumbent, 07/2015

Scale: Relevance of Task
Value: 72.78 (N=63)
Source: Incumbent, 07/2015