Draw your timber frame. Every piece, every tenon, every mortise — to the millimetre.
You enter your dimensions. The machine lays out the frame, checks that every joint closes, sizes the members on three criteria, and gives you the exploded frame with the detail of every piece.
Your email to open the generator
What the machine applies, and where it comes from
One eighth of an inch, and the frame will not go up
The “30-inch” brace is not 30 inches. It is 42 7/16.
Tenon half the depth of the beam? You have a quarter of the strength
(½)² = ¼. And the fix costs one saw cut.
The perfect timber already inside your crooked stick
Nominal minus ½ in. That is the whole trick of square rule.
50 psf of snow is Massachusetts. Not here.
S = C_b·Ss + Sr, with YOUR town's Ss and Sr.