Community member designers thor te kulve and robert mcintyre have devised a clever system that allows anyone to build a spiral staircase up the trunk of a tree without actually hurting it and without using tools.
Building a spiral staircase around a tree.
Dear all primitive jungle beloved subscribers.
Strap this spiral staircase onto any tree no tools needed.
The handrail is made from rope that is strung at the top and bottom of the posts and crossed to form a safety net like effect throughout the staircase.
The spindles are all wood and feature a classic home design.
A modular staircase that wraps around a tree s.
According to national building codes in the u s the minimum tread depth for a spiral staircase is 7 5 inches 19 cm at a point 12 inches 30 cm from each tread s narrow end.
A reader writes a man on hornby island bc built a spiral staircase around a 75 foot cedar tree.
The tree itself is used as the center column.
Spiral staircase built around a 75 tree.
This means that if you want your treads to be 36 inches 91 cm wide they ll need to be at least 7 5 inches 19 cm deep at the inside of the middle section.
The truly unique part of this design is the spiral stair leading up to the treehouse.
How to build a spiral staircase around a tree things you will need.
Way to quickly and safely climb up into a tree without having to build anything.
My early research consisted of measuring different staircases around my house looking into rise run stair length height railings etc.
The three main components of the spiral staircase design are.
You now have the cut layout for your stringers.
The bottom seat cut on the outside stringer will be 3 1 2 to bear fully on the knee beam.
How to build a spiral staircase around a tree before this project i had never built designed a staircase let alone one that spirals.
To finish cutting the stair patterns you now lay out the knee beam cuts.
He put a platform on the top to get a view of the ocean.
Never build spiral stairs on a tree that allow for a drop of more than 8 feet as falls from these.
Draw the stair tread lines parallel to the stringer lines and offset from each other by the stair rise in this case 7.
This video is shows how to build a tree house in the forest from natural materials he found in the forest.