Use a chop saw to cut two 5/4”x6”x12” deck boards to size and install them as treads, allowing ¼” to ½” of overhang. Fasten the treads in place using 3” deck screws. Next, cut the risers to size, attach them along the vertical surfaces of the stringers, and then fasten them in place using 3” deck screws.
How much does adding stairs cost?
Stairs Prices
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How do you attach stairs to an existing deck?
https://www.youtube.com/watch?v=0K-WWKcB2vY
Can you add a staircase to a deck?
Use a chop saw to cut two 5/4”x6”x12” deck boards to size and install them as treads, allowing ¼” to ½” of overhang. Fasten the treads in place using 3” deck screws. Next, cut the risers to size, attach them along the vertical surfaces of the stringers, and then fasten them in place using 3” deck screws.