Size Deck-Stair Rise and Run From the Boards You'll Use
Divide the total rise by a trial number of steps to get the unit rise, then let the tread material set the run: two 5-1/2 inch deck boards with a 1-inch overhang gives a 10-inch run.
Divide the total rise by a trial number of steps to get the unit rise, then let the tread material set the run: two 5-1/2 inch deck boards with a 1-inch overhang gives a 10-inch run.