Need at least a 2 inch water supply.
Most wells are 3/4 or 1 inch, and output might be slower than that after the first 80 gallons...
Piping to all buildings scattered in a farm yard.
Set up to handle the deep freeze we have up here need the dry pipe setups.
Fires aren't actually that common.
Man you are talking some mega dollars. Don't think $50,000 would catch it per farm? 900 farmers in my county, that is $45,000,000 just for one county.
Then, EPA will say no way to water on fuel or chemical or herbicide storage buildings, and they are into a zero tolerance mode any more so then you get to retrofit 2-3 buildings with a far more costly powder system.