Yes, your top secret high tech infallible calculations can be used for the final score, winner to the SB!
Doing this in January, wow.
New sod, less than a week old, can be a disaster, depending upon where they got it, how deep the roots are, did it, then, set properly.
But I would think their heating pipe system should help.
They probably bought a shit ton of pl construction adhesive and glued it down . No way that will take outdoors like a bad Toupee.
maybe it was intentional...