Someone should go to one of those shindigs where they whip themselves bloody with a great big box full of cayenne and sprinkle it from the roof above them.
Helical microwave relays. Data connection. The straight white one is in the 2 meter range, probably marine band radio. It's a full duplex setup - one helical dish will xmit and one will receive. I would get a bearing on the directions of those antennas, since there are two sets, and see where their partner stations are.
I told you, a 40 acre square is 1/4 mile on each side, or one mile around. 80 acres would be twice that. Since an acre is a measure of area the perimeter of the area will be the same no matter what shape it takes.
It's a fiberglass statue and I seriously doubt whoever the fuck made it is going to know that shit.