When the lower floor is made of concrete you will need a special fastener to attach the wood to it unless one has already been embedded for this purpose.
Attaching deck stairs to concrete.
Attach the stringers using metal hangers or framing straps.
Use a drill and inch diameter plug cutter to cut plugs from pvc trim.
Before you connect the stringers to the concrete you will need to attach them to the skirt of the stairway.
Attach the railings to the posts with 3 deck screws making sure the slope matches that of the stairs.
Height of deck against door threshold.
Fastening a ledger to concrete.
The ledger is not only the structural connection between the deck and the house.
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.
Apr 28 20 11 17 am.
In order for a wooden stairway to be safe the stringers support boards should be securely fastened to both the upper and lower floors.
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.
Use heavy screws in this attachment.
Attach posts to stringers using 4 deck screws making certain posts are plumb.
If you are landing on a concrete pad or a patio this should not be a problem.
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.
It s also what establishes the overall height and levelness of the entire deck frame.
As a bonus he details a rock solid method of attaching the bottom railing posts to the stairs.
My plan was to pour concrete footings then run doubled up 2x8 beams setting on the footings.
Attach trim boards to concrete with masonry anchors.
Drill holes through each counterbore and into the concrete for tap in 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.
Step 2 connect the stringers to the skirt.
Step 3 attach stringers to.
I am building a 10 x12 deck not attached to a ledger board.
A rotary hammer drill produces a pounding force while drilling that makes it an excellent tool for effectively drilling into or through concrete.
Guertin also explains how he pours a concrete stair landing pad and how he attaches the bottom of the stairs to that.
Stair stringers should always land on a level and well drained surface.
The hangers are fitted to the back edge of the stringer and then bent to contour to the bottom edge.
Tap in anchors with hammer then finish with a nail set 7.
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.
Sep 04 19 11 12 am.
It is usually the thing you may kick when you walk up the stairs.
