Floating crane arrives to sunken Danube tour boat

The video provides brief guidance on where to work on a task, followed by an expression of uncertainty.

What do you think the speaker means by 'Come on over here when you are working this'?

How might the phrase 'Come on over here' be interpreted in a classroom setting?

In what situations might someone need to ask for clarification when someone says 'Come on over here when you are working this'?

What could be the context in which someone would say 'I guess'?

What emotions or feelings could be associated with the statement 'I guess'?