Step 2 connect the stringers to the skirt.
Attaching deck stairs to concrete.
On the decks i built in the past i never gave much thought to how secure the connection was between the stairs and the deck frame.
Drill holes through each counterbore and into the concrete for tap in masonry anchors.
Sep 04 19 11 12 am.
Before you connect the stringers to the concrete you will need to attach them to the skirt of the stairway.
Apr 28 20 11 17 am.
Attach the stringers using metal hangers or framing straps.
The hangers are fitted to the back edge of the stringer and then bent to contour to the bottom edge.
In order for a wooden stairway to be safe the stringers support boards should be securely fastened to both the upper and lower floors.
If you are landing on a concrete pad or a patio this should not be a problem.
The first and probably most important tool that you ll need access to in order to mount the deck frame to the concrete foundation is a rotary hammer drill.
Step 3 attach stringers to.
Fastening a ledger to concrete.
My plan was to pour concrete footings then run doubled up 2x8 beams setting on the footings.
Stair stringers should always land on a level and well drained surface.
It is usually the thing you may kick when you walk up the stairs.
Attach posts to stringers using 4 deck screws making certain posts are plumb.
Use heavy screws in this attachment.
Attach the railings to the posts with 3 deck screws making sure the slope matches that of the stairs.
Guertin also explains how he pours a concrete stair landing pad and how he attaches the bottom of the stairs to that.
Attach trim boards to concrete with masonry anchors.
Cut lengths of 2x4 railings to span the distance from the lower posts to the existing deck railing as shown in the image.
However if you are landing on the yard you may want to install paver blocks or fill the area with compacted gravel to promote drainage.
These hangers are adjustable to fit most types of wood structured stairs.
On this project the 2 10 joists of the main deck frame sit just about even with the top of the foundation and a landing framed with 2x8s sits atop the main frame serving as a transition point.
The ledger is not only the structural connection between the deck and the house.
I am building a 10 x12 deck not attached to a ledger board.
It s also what establishes the overall height and levelness of the entire deck frame.
Several building manufacturers make hangers that you can use to fasten stair stringers to concrete.
Total height of low level ground level deck.
Height of deck against door threshold.
As a bonus he details a rock solid method of attaching the bottom railing posts to the stairs.
Tap in anchors with hammer then finish with a nail set 7.
