Thanks for getting back with me. The answers to the question are as follows.
It is unweathered 3/4" T&G, it might of mean exposed once during construction but for the most part stayed dry. House build in summer
and heating season begin in early October.
2 x 10 Joist here used.
No bounce...
Several years ago I commenced to building my own house, and never quite
finished it. That said, now I need to lay some hardwood flooring down
over the plywood sub floor. My sub floor was fastened onto the joist with
regular 8 penny nails and construction glue. The floor is very squeaky at...