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3
votes
1answer
92 views

How much weight will a 4“x8”x20ft oak beam support?

I am building a tree house. I will cut two support beams from oak to support the building. How much weight will a 4"x8"x20ft oak beam support? I will be working between two trees.
3
votes
1answer
77 views

How to tie treehouse cross beam to tree branch notch without harming tree

I am building a tower style tree house and have a perfect tree with a notch to act as one of the 4 support posts. The other three posts will be 4x4s with cement footers. I was thinking of resting a ...
-2
votes
1answer
215 views

How long can I run a joist without supporting it in the middle?

I am building a tree house with a bridge from one tree to another. What is the maximum distance I could run a joist for the bridge without supporting it in the middle?
2
votes
1answer
254 views

Source for sample designs for a Tree House?

I have a nice tree in my backyard, the base is easily 10+ feet in circumference. I want to build my son a tree house. More correctly I want to build a tree house with my son. I was wondering if ...
6
votes
1answer
973 views

Suggestions for treehouse platform support without posts

I'm building a treehouse in a fully grown 50 foot tree that has four trunks (as it were) each of which is between a half foot to a foot in diameter. First, is this a good candidate for a small tree ...
5
votes
1answer
303 views

How can I repair a Palruf roof?

I've installed a couple of transparent Palruf PVC sheets for a treehouse roof. I've gotten some small (several inch) holes in it that I'd like to patch up. I have some small pieces of Palruf left over ...