Skip to main content

Heavy Equipment Operator Certification Exam Prep · Question

You are performing a pre-shift inspection on a wheel loader. Which of the following conditions in a tire would be considered an immediate safety concern, requiring the machine to be taken out of service?

A deep laceration exposing the tire cord compromises the structural integrity of the tire, creating a significant risk of sudden tire failure, which is a critic

Start free practice for Heavy Equipment Operator Certification Exam Prep

500 questions · no signup required · 40 free questions per day

Start Practice →

Question: You are performing a pre-shift inspection on a wheel loader. Which of the following conditions in a tire would be considered an immediate safety concern, requiring the machine to be taken out of service?

Answer options:

  • Tread wear indicators visible on one tire. ✅ A 50 mm deep laceration in the sidewall, exposing cord.
  • Air pressure slightly below the manufacturer's recommended cold inflation pressure.
  • Minor dry rot cracks in the rubber sidewall, not extending to the cord.

Correct answer: A 50 mm deep laceration in the sidewall, exposing cord.

Explanation: A deep laceration exposing the tire cord compromises the structural integrity of the tire, creating a significant risk of sudden tire failure, which is a critical safety issue. Other options represent less immediate or severe concerns. (OHSA Reg. 851, Industrial Establishments)

Start free practice for Heavy Equipment Operator Certification Exam Prep

500 questions · no signup required · 40 free questions per day

Start Practice →

More about Heavy Equipment Operator Certification Exam Prep

Related Questions

More for Heavy Equipment Operator Certification Exam Prep candidates

Ready to practice?

Free, no signup required. Build a wrong-question list as you go.

Start Free Heavy Equipment Operator Certification Exam Prep Practice →

Related courses

Other Canadian certifications candidates often prepare for alongside this one.