Practice question

Per NMDOT 2019 606.3.1, who may install guardrail, and when must certifications be provided?

  1. The traffic-control technician, after the first rail is set
  2. Personnel certified by the manufacturer, with certifications given to the Project Manager before Work begins
  3. Any laborer after a one-hour tailgate talk, with no submittal
  4. Only Department maintenance crews, after final acceptance

Answer: B — Personnel certified by the manufacturer, with certifications given to the Project Manager before Work begins

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