The only practical way to resist this force with 4 4 wood posts is to with specialized steel framing connectors.
Wood deck railing corner post.
Start from one corner and position a post every so many feet to the opposite corner of the deck or the end of the rail if stairs or openings are present.
Low maintenance with no sanding scraping or painting required.
Pressure treated to protect it from termites rot and fungal decay this post is perfect for decks play sets stair support and other outdoor projects.
The deck railings consist of 2 x 4 top and bottom rails attached to the back of the posts a 5 4 x 6 rail cap and 2 x 2 balusters.
Choose lumber for example that is free of cracks and splinters.
When planning out railing posts it s important to keep both factors in mind.
Railings is post install kit for 36 in.
The problem is that the railing post acts like a lever exerting a very large force on the connection at the bottom.
A railing is one of the most visible parts of a deck but it s also a key safety feature.
Railings is a structural steel post that can be mounted on wood or concrete in lieu of using a pressure treated post.
After the railing is installed sand all the corners smooth.
Most local codes call for a railing that is either 36 or 42 inches tall but check with your building department.
All posts except the last post will be evenly spaced.
The spacing will depend on code and railing requirements.
The weakest link is not the post to rim joist connection but the rim joist to the floor framing.
Wood railing posts are usually 4x4s which can be left bare or covered with pvc or composite sleeves.