Once you have your first tread constructed based on the high and width requirements of your deck build the second tread that will sit on top of the first tread.
Building box stairs for deck.
The easiest way to build the box stairs is to first build the bottom box or the first tread.
This will give you the general idea of the height of the riser.
Then screw the two boxes together.
Building box steps and stairs for decks box style stairs are popular for very low decks and transitions between levels of tiered decks.
Drill screw holes 16 in.
Once this has been decided gather the wood needed for.
Box steps anatomy of a step.
If you re building them at your home you can customize them.
Box stairs do not use cut out stair stringers like traditional stairs.
Build the bottom box frame twice as wide as the top.
Cut five pieces.
Stack boxes for stability.
Measure the height of the deck from the ground.
Stairs on decks are typically wide and short.
Determine the number of box steps needed for the stairs.
How to build box steps for a deck step 1.
Diagonal blocking at the corners.
Many deck builders use this technique to build a wide set of stairs across the front or side of deck.
Mark the wood.
Box steps are fully covered stairs that lead you up to the deck surface.
You can place them around an entire patio or at just a portion between railings.
Steps are made up of three main parts.