How do I go north of the Admin Corridor

Hint 1 of 6:

Don't jump; you're not a suicidal maniac in this game.

Hint 2 of 6:

Don't go on until you've been in Storage West.

Hint 3 of 6:

Take the ladder.

Hint 4 of 6:

It'll unfold to a large distance.

Hint 5 of 6:

More than the length of the gap.