Thank you so much for your help, I really appreciate it.
I hate these old conventionally framed homes. I had someone recently tell me that sometimes it's now worth it to try and renovate them structurally, but just tear down and start from scratch.
I have a structural valley beam coming in at 45 degrees (horizontal projection down) which is bearing on a corner wall at one end and a ridge board/beam on the other. Of course on the other side of the beam is the other valley beam which is the same configuration.
My expertise is roof trusses...
If the interior wall is a support then 1 giveaway would be that the wall plate/beam/metal wall hanger the truss is sitting on is beveled to have full bearing contact with that interior joint. Another thing to look at is the sizes of the heel plates (where the top chord and the bottom chord...