I had a carpenter install a wood stair case. He used 3/4″ plywood for the stair treads. I plan to cover the plywood treads with 1″ thick mahagony with 3/4″ mahogony for the side or mopboards, and 1/2″ mahogany over the risers.
Any suggestions on how to hold the 1″ thick mahagony treads in place without getting stairtread creaking and/or tread splitting?
Layer of adhesive and finishing nails? Or adhesive and screws? Or some padding material on 1″ tread underside and woodscrews?
Replies
Are you also adding 1 inch mahogany to the floor at the bottom and top of the stairs or was this added height taken into account when the stairs were built? Just adding the treads will throw the rise off on the first and last step if the floors aren't altered as well. If the new treads weren't accounted for at the outset when the stringers were "dropped" , then the stairs will feel funny and people will trip. While it still wouldn't be perfect, you could remove the 3/4 ply there already and use the mahogany treads and risers.
Richie
Jerry, 1 inch thick stair treads should pass code. The 3/4 ply was just used as ####temp. tread by the carpenter. Be sure to check the height of the riser on the fisrt stair and the last. You should find that all risers are set for the same height to pass code. People will trip if the risers vary more than 1/4 inch finished. Seven inches from top of tread to next tread is ideal height.
The bottom riser may be higher to allow for a finished floor and the top one shorter to alllow for carpet or a wood floor.
I had to redo my daughters staircase due to all of the comments I am giving you. I made the treads out of rough popular (1 1/16 inch thick finished) and the risers 3/4 thick and used construction adhesive on the treads and risers. No squeaks. I screwed them down on each stringer (screws recessed) and used 3/8 plugs. They are great and everyone comments on the looks and finish (so I'm told). You can do the same thing with that beautiful wood you plan to use.
BTW, the stringers should have a 2x4 nailed the length just under the cut for the treads and risers to prevent squeaks as well.
Benny
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