I would also be careful that adding those egress windows doesn't create water penetration issues.

BP Fam,The property I’m dealing with has 1/4 of its foundation currently on pilings over the water and 3/4 on masonry.

I have a flip in Louisville KY that we are a few weeks out from putting it on the market, but the past owner has an overdue account balance on his water bill for $300.

So yes, typically you will need all plans signed off on by a P.E.The third common component is a study showing that the additional fill placed in the flood zone by your planned building will not significantly decrease the water holding volume of the floodplain (in addition with other permitted or built fills in the same basin).

I signed up for Cozy but never used it and now it seems to have been acquired by Apartments.com.

I used cozy and everything transferred over.

I don't know if I would go to that extreme, I would want my guests to at least have some running water and a bathroom.

I've got a ton of folks who can pour my foundation, but I'm looking for trustworthy, independent tradespeople that could pull my water, sewer, gas, and electricity out to this soon-to-be existing slab.I wonder how you all find these folks?

You might run into adequate HVAC capacity and needing to run additional ductwork (then determining a pro-rata billing set up perhaps) or even an additional unit with separate water meter just the same. 

Breakdown of the park:47 lots (6 rentals 15 owner occupied)21 filled17 vacant trailers (I have a crew that remodels trailers)9 vacant lotsLot rents: $298City water & septic - billed back to tenants.