{
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    "downloadURL": "http://www.fra.dot.gov/Page/P0604"
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  "description": "The Federal Railroad Administration (FRA) sponsored a study of the work schedules and sleep patterns of railroad employees. The purpose of the study was to understand work-schedule related fatigue that affects various categories of railroad employees by documenting a group's work/rest schedules and sleep patterns to ascertain their impact on the level of fatigue/alertness.Employees surveyed include: signalmen, maintenance of way (MOW) workers, dispatchers, and train & engine service workers (in both freight and passenger train service)",
  "distribution": [
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      "downloadURL": "http://www.fra.dot.gov/eLib/Details/L04112",
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      "modified": "2026-09-02",
      "title": "Signalmen Daily Log"
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  "identifier": "https://data.transportation.gov/api/views/7fke-aiwe",
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    "accessURL": "https://data.transportation.gov/d/7fke-aiwe",
    "description": "Work Schedules and Sleep Patterns of Railroad Employees - Signalmen Daily Log - Dataset Home",
    "issued": "2018-12-17",
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        "name": "Federal Railroad Administration"
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    "title": "Work Schedules and Sleep Patterns of Railroad Employees - Signalmen Daily Log - Dataset Home"
  },
  "modified": "2026-09-02",
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  "temporal": [
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      "@type": "PeriodOfTime",
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      "startDate": "2003-01-01"
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  "theme": [
    {
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  "title": "Work Schedules and Sleep Patterns of Railroad Employees - Signalmen Daily Log"
}