Done some work on my brand new, baby megadungeon. It's based on this:
Difficult to map, and represent to players. I've been working with oatmeal canisters and dental floss (to figure stairs). If things go well I'll try to post more detail later.
Looks like I have a party of 3 tomorrow and a party of 3 Friday, with only one player overlapping. That's the best we could do with everyone's schedules. Thank god for hirelings, or they'd have to stay in the local tavern and play cards.