Practice question

Per Caltrans specifications, at what temperature range must hydrocarbon or alkyd thermoplastic pavement marking material be heated in the kettle before application?

  1. Heated to between 250°F and 300°F (121°C to 149°C).
  2. Heated to between 300°F and 350°F (149°C to 177°C).
  3. Heated to between 350°F and 400°F (177°C to 204°C).
  4. Heated to between 400°F and 440°F (204°C to 227°C).

Answer: D — Heated to between 400°F and 440°F (204°C to 227°C).

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