Measure down from the door leading to the deck the width of the beams joists boards plus at least 3 inches or to whatever your local code requires.
How far should you place deck post from siding.
Most builders use 4 by 4 inch lumber.
Learn how much spacing should go between handrail posts and how to install boards and railing for corner decks.
Some builders position them every 4 feet for a completely rigid frame.
If you have the ledger board installed you can use it as a guide.
Cut the posts to the correct height.
The international residential code requires railings on any deck that is more than 30 inches off the ground.
To cut the beams to the right length start by setting the end of a straight joist against the house at the edge of the deck layout.
Starting with your perimeter mark the location of each deck post to locate the fitting position.
Then snap a chalk line at this level along all the posts.
In general posts should be spaced no more than 8 feet apart.
How many deck posts should a 8 x12 deck have.
Square it by marking the house 6 feet from the deck corner and marking the joist 8 feet from the corner.