Originally Posted by
headwind15
My only objection to saying "go for it" is that your goal is to make a lighter frame. I doubt that a frame built from Herse tubing would turn out much less than the Trek frame.
Based on tube butting profiles i would be shocked if it doesnt result in a lighter frame and fork.
The OP wants to build a lightweight road frame...I would think that would compare well it to a production 520 for weight.