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Online prep for the CCO Mobile Crane Operator written exams. Load charts worked step by step, timed practice exams, and an instructor when you get stuck.

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Our courses prepare students for the CCO Mobile Crane Operator written exams. Whipline Crane Academy, LLC is an independent training provider. It is not affiliated with, sponsored by or endorsed by CCO. We do not administer any exam or issue any certification.

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Often quicker

Stuck on a lesson?Ask an instructor from inside the lesson you're on. They can see exactly what you were looking at, so the answer comes back specific.Ask an instructor
Want a second opinion?Other operators are working the same load charts. Post it in the forums and argue it out — you can do that by name or anonymously.Open the forums
Looking for how something works?How certification works, what's on each exam, how to use the site — most of it is already written down.Knowledge base