I went up today and the young fellow tracked over from his stockpile, and touched the blade of the 850 to the lath I put by the silt fence. I marked under the blade and VIOLA! I have a benchmark.
Look what being nice and a couple of dozen donuts will get you
I spoke to the developer's rep, and he will get me a price next week for the sewer, and I hit him up for everything. Sewer, water, power, fiber.
Why not? As much as I know how to dig all those awful long trenches and do all that work, I would lay down some coin to minimize that action.
I need to email him a sketch of the proposed work. I'll revise my site plans with the actual elevation rather than my WAG, and shoot him a sketch of the utilities and where they can cross onto our lot.