Background I am in the planning stages of a house that I will build this summer. The original plans called for a stick frame roof with the roof covering a 6 foot porch supported by columns at the front of the porch. We decided to gain a bonus space by using room in attic trusses. The truss...

I am trying to make sense of the MA building code (which defers to the IRC as far as I can tell) regarding ventilated and unventilated crawlspaces. I am chasing the idea of fixing up my crawlspace in such a way that it both 1) makes sense and 2) satisfies code. Here is what I am reading...