How do I get off the catwalk?

Hint 1 of 6:

Don't worry, you're not stuck.

Hint 2 of 6:

The ladder will help you down.

Hint 3 of 6:

Your load is to heavy for you to carry it, though.

Hint 4 of 6:

So drop everything!

Hint 5 of 6:

Get the ladder.

Hint 6 of 6:

And lower it.