I guess measuring it's weight would be one of the answers, but it doesn't seem practical because wood of a same type can probably fluctuate in it's density enough to make measurement unreliable in ...
I'm mostly interested in what is the best way to protect the wood from bad weather, but any other advice on how to improve overall quality of work would be appreciated.
This might be better suited as a community wiki, what do you think? My parents house has very squeaky stairs. The house is over 100 years old, so it's to be expected. What can be done to fix a squeak ...