Electrical demands are a bitch. If you use halogen lighting equipment rather than tungsten it's not as bad, but that's only in relative terms.
What kind of service did your facility have, Dennis? We're thinking we need to bump ours up to 200.
Heating and air conditioning - you can't run them when the camera's rolling anyway.
No, and my wife pointed out to me that there's a railroad track only a couple of hundred yards away from the set. We're going to have to go there on a Saturday and see what the RR traffic's going to be like.