In order for a wooden stairway to be safe the stringers support boards should be securely fastened to both the upper and lower floors.
Attaching deck stairs to concrete.
The ledger is not only the structural connection between the deck and the house.
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.
If you are landing on a concrete pad or a patio this should not be a problem.
Total height of low level ground level deck.
These hangers are adjustable to fit most types of wood structured stairs.
Attach the stringers using metal hangers or framing straps.
Stair stringers should always land on a level and well drained surface.
Height of deck against door threshold.
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.
Before you connect the stringers to the concrete you will need to attach them to the skirt of the stairway.
Several building manufacturers make hangers that you can use to fasten stair stringers to concrete.
Attach trim boards to concrete with masonry anchors.
Sep 04 19 11 12 am.
Attach the railings to the posts with 3 deck screws making sure the slope matches that of the stairs.
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.
Fastening a ledger to concrete.
I am building a 10 x12 deck not attached to a ledger board.
Use a drill and inch diameter plug cutter to cut plugs from pvc trim.
Cut lengths of 2x4 railings to span the distance from the lower posts to the existing deck railing as shown in the image.
Step 3 attach stringers to.
Step 2 connect the stringers to the skirt.
A rotary hammer drill produces a pounding force while drilling that makes it an excellent tool for effectively drilling into or through concrete.
Attach posts to stringers using 4 deck screws making certain posts are plumb.
My plan was to pour concrete footings then run doubled up 2x8 beams setting on the footings.
Use heavy screws in this attachment.
Apr 28 20 11 17 am.
Guertin also explains how he pours a concrete stair landing pad and how he attaches the bottom of the stairs to that.
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.
Drill holes through each counterbore and into the concrete for tap in masonry anchors.
As a bonus he details a rock solid method of attaching the bottom railing posts to the stairs.
The hangers are fitted to the back edge of the stringer and then bent to contour to the bottom edge.
It is usually the thing you may kick when you walk up the stairs.