Control Banding – Bus Driver Scenario

COVID-19: Control Banding Can Identify Infection Risks and Interventions

Scenario – City Bus Driver

Possible Likelihood of Exposure and > 6 hr Duration = Control Band C



          • Interacts with many people each workday
          • Many may be infectious (even without fever or symptoms)
          • Work 8 hrs per day


*May require input from a health and safety professional.

Control Band C
Requires Multiple Source and Path Controls


Source Controls

  • Impossible to limit who boards the bus
  • Face coverings will not limit emission of small particles

Path Controls

  • Build a separately ventilated enclosure for the bus driver

Receptor Controls

  • Bus driver should wear a respirator if required to be near or in close contact with customers.

May be prudent to use PPE, but only after source &
pathway controls are implemented.