No one really seems to know what “gopher wood” might be in this day and time, so an accurate reconstruction is going to be problematic.
This is not to diminish the man's inspired effort, to make real a Biblical occurrence that is dismissed as myth all too often, especially in that part of the world.
It’s instructional for what it shows about scale and proportion, at least.
He had sons, when he told them to go fer wood; what they brought back became by extension....nyukyuk