Which type of wire rope deterioration is characterized by a corkscrewing or helical deformation of the rope's axis?

Which type of wire rope deterioration is

Multiple choice — select the best answer

AKinking
BBird-caging
CCore protrusion
DCorkscrew (wavy) distortion

✓ Correct answer: D. Corkscrew (wavy) distortion Corkscrew or wavy distortion occurs when one or more strands deform out of position, giving the rope a helical set. This condition reduces the rope's load-bearing capacity and requires removal from service.

.q-expl{display:block!important}.q-opt[data-idx="3"]{border-color:#16a34a;background:#f0fdf4}.q-opt[data-idx="3"] .oltr{background:#16a34a;color:#fff}.q-opt{cursor:default!important;pointer-events:none}

Keep practising. Use the free Crane Operator NCCCO PDF, watch the YouTube walkthrough, or unlock all 10 web questions with timed mock exams.

Free PDF Video walkthrough

Topic: Inspections & Maintenance

← Previous Next → 🎲 Random question ↩ Back to all questions

Keep practising

Which type of wire rope deterioration is characterized by a corkscrewing or helical deformation of the rope's axis?

Related questions — Inspections & Maintenance

Free practice here. Timed mocks when you are ready.