Eino, you are creating a house that could grace a sculpture garden , as perfectly as a forest. As Spinal Tap would say: this one goes up to 11.
Let me dovetail with what John espouses, that pdf makes for excellent reading, that can be your load limit guide for sure.
If I may, let me send a salute to tony uljee and this pdf. Thanks for sharing your ideas and projects ( for example your stove build) , your acumen is invariably insightful.