This is to be a gable wall (going from a hip) and the dormer sits further in, there it says 100 x 100 sw post.
There is a section but the steels are not shown on it.
What confuses me more, is RL2 is 1.4m long, no R1 bearing, but R2 bearing is 200x100 ♂️
I have made contact with the guy who...